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  • Introduction

  • Tour & Design

  • Blacks & Whites

  • Color Accuracy

  • Motion

  • Viewing Effects

  • Calibration

  • Remote Control

  • Connectivity

  • Audio & Menus

  • Formats & Media

  • Power Consumption

  • Vs Samsung LN46A750

  • Vs Sony KDL 46Z5100

  • Vs Vizio SV470XVT

  • Conclusion

  • Series Comparison

  • Introduction
  • Tour & Design
  • Blacks & Whites
  • Color Accuracy
  • Motion
  • Viewing Effects
  • Calibration
  • Remote Control
  • Connectivity
  • Audio & Menus
  • Formats & Media
  • Power Consumption
  • Vs Samsung LN46A750
  • Vs Sony KDL 46Z5100
  • Vs Vizio SV470XVT
  • Conclusion
  • Series Comparison

Introduction

Tour & Design

Front


 

Back


For information about the ports on the back of the Vizio SV471XVT see our Connectivity section.

 

Sides


 

For information about the ports on the back of the Vizio SV471XVT see our Connectivity section.

Stand/Mount


The stand of the SV471XVT is a simple, straightforward affair that comes connected to the display. It can be removed if you want to use an optional wall mount, and there are stadnard VESA mounting points on the back of the screen.

 

 

Controls


 

Remote Control


The remote control that comes with the SV471XVT is a long, thin model that we found to be resonably comfortable to use.

 

 

In The Box*(7.0)*


Vizio provides a decent selection of accessories in the box. As well as the display itself, you get the remote, a manual, a quick-start guide, a cleaning cloth and a metal strap that can be used to secure the display to the wall so it won't fall over if the earth moves. No HDMI or analog video cables are included, though.

 

Aesthetics*(6.0)*


The SV471XVT shares the same clean, simple design of its predecessor, which doesn't impede the function of the display. Our only major issues are with the backlit VIZIO logo (which can be turned off) and the shiny finish of the bezel, which can show reflections.

 

 

Blacks & Whites

Black Level*(4.94)*


Our first test looks at the black level, examining how dark the deepest blacks that the display can show are. We found that the SV471XVT had a slightly disappointing black level of 0.41 cd/m2, which is significantly higher than many other HDTVs. In particular, the Samsung LN46A750 had a much deeper black of 0.15 cd/m2, and the Sony KDL-46Z5100 was even lower at 0.08 cd/m2. What this means in practice is that blacks on the screen of the SV471XVT will look slightly muddy, which might affect the dramatic look of some movies.

The black level is unchanged from the SV470XVT (the similar model from the previous year).

 

Peak Brightness*(9.81)*


The SV471XVT had no problems producing a bright screen, though; we measured the brightest white of this display at a tear-inducing 460.42 cd/m2, which is extremely bright and is the highest that we've seen from any display that we have tested. What this means is that you would have no problems watching this screen in the daytime; it is bright enough to be visible in most conditions, with the possible exception of the midday sun in the desert. This is also significantly brighter than the SV470XVT, so Vizio have obviously done some work behind the scenes to increase the brightness of the CCFL backlights that produce the light of this display.

 

Contrast*(6.21)*


The ratio between the black level and the peak brightness is the contrast ratio, which represents the range of bright to dark that the display can manage. The Vizio SV471XVT managed a contrast ratio of 1122:1, which is respectable, but not outstanding. This is due to the rather high black level, and this means that the contrast ratio is significantly less than other displays that have deeper blacks, such as the Samsung  (with a ratio of 2842:1) and the Sony (4240:1).

Vizio claims a contrast ratio of 50,000:1when using their DCR (Dynamic Contrast Ratio) feature, where the backlight is turned down the the screen is mostly dark, reducing the black level. However, we found that this only happened when there was a very small amount of white on screen (such as when there is a single credit on screen), so it won't make any difference in normal use. As with all HDTVs, the manufacturer's specs on things like contrast ratios have to be taken with a very large pinch of salt, as they don't reflect the real experience of what you will get. Our tests do, which is why we find significantly different results from the manufacturer's claims.

Tunnel Contrast*(9.46)*


Blacks and whites don't appear on the screen, so in this test we look at how well the blacks hold up as they are surrounded by different amounts of white. On some displays, the blacks become brighter as more white is on screen because some light bounces around within the screen, but this didn't seem to be a big problem with the SV417XVT; as the graph below shows, the blacks remained pretty constant as they were surrounded by more and more white. This is not unusual; very few modern HDTVs have a serious problem here.

 

White Falloff*(9.98)*


The flip side of this is how bright the whites remain as there is more and more white on screen: on some displays (particularly Plasma displays) the brightness of the whites falls off as the amount of white on screen increases. But again, the SV471XVT did not have a big problem here; the white level remained constant from just a small patch of white up to the entire screen being white. Again, we dont' typically see many problems here on most displays.

 

 

Uniformity*(8.0)*


If you are watching a scene of polar bear cubs frolicking in the snow, you want the snow to look the same across the screen. That doesn't happen on all displays; some have areas of the screen where the whites are paler, because of an uneven backlight or other problems. The SV471XVT had a slight issue here: in a clean white screen, we saw that the corners of the screen were significantly dimmer than the center, and that there were some slight patches of paler white at the left and right edges of the screen. With a black screen, the situation was reversed; the edges of the screen were slightly brighter. There were, however, no problems with blotches or patches of light or dark in the center of the screen, and the corner light/dark effect was a gradual fade; there were no sudden jumps from light to dark. This means that you are unlikely to notice the effect when watching a film.

Greyscale Gamma*(7.57)*


The greyscale gamma of a HDTV is how quickly the display goes from black to white. If it goes too quickly, images display will look too bright and washed out. If it goes too slowly, the images will look too dark. The about right spot is between 2.1 and 2.2, but the SV471XVT is a little on the high side at 2.6.

 

Resolution Scaling*(7.38)*


The SV471XVT is a 1080p screen, but it won't always get to work with this top of the line HD signal. Instead, it has to display images at lower resolutions, such as the 1080i signal that most cable and set-top boxes deliver. So, we test how well the display can deal with scaling these images to fit its 1920 by 1080 resolution screen.

480p (*7.15**)*

480p signals come from standard definition video sources with digital outputs, such as a standard definition DVD player with a HDMI input. We found that these signals generally looked good on the this display; the text was sharp and there were only minor issues with the upscaling of the image causing . Where we noticed more of a problem is with overscanning and placement. In particular we noticed that three to four percent of the display was cut off at the edges, and that it wasn't even: more was cut off at the bottom and right side than at the top and left. This isn't unusual with a 480p signal, but the only way to avoid the overscanning is to use the Normal mode, which sets the screen to a 4:3 aspect ratio, like a standard definition display. It is worth remembering that most 480p content is meant to be slightly overscanned so this isn't a big problem, though.

720p (*8.0**)*

With 720p content we saw none of the overscanning and alignment issues we saw with 480p content; the display switched to a full screen mode that had no overscan. If you want overscan, ou can add it by switching to the Zoom 1 (for about 3%) or Zoom 2 (for about 14%) modes. We also found that resolution was very good, with no moire patterns causing blotches or discoloration. Legibility was also very good, once again only the smallest font sizes we tested showed any problems.

1080i (*7.5**)*

Most  HD content comes in 1080i format: it is used by over the air DTV stations, and most satellite and cable systems. We found that the Vizio SV471XVT did a good job of dealing with these signals; text and complex patterns looked good, and there was no overscan. We did see some small issues, though; a complex moire pattern of alternating black and white dots on our screen had a slight greenish cast caused by the display trying to smooth out the image, which would show in video as a possible slight fringing effect on sharp edges.

 

Color Accuracy

Color Temperature*(9.04)*


As part of our calibration procedure, we set the white of the HDTV being tested to as close to 6500k as possible. For the SV471XVT, the closest we were able to get was about 6100k with the Normal white balance setting. This is with a white screen at the brightest white, but we also test how well this color temperature holds up as the whites shift into greys. On some HDTVs, we see the color temperature of the greys change, which can create a color cast. That's why we test this, and the graph below shows how the color temperature changes as the intensity of the whites decreases. On an ideal display, there would be no shift; the line on the graph would remain completely flat. The SV471XVT isn't perfect, but it is pretty good; although there is a distinct shift in the color temperature upwards as the intensity decreaes, this is not by any significant margin; the change remains small across the entire range that we test.

The real-world impact of this result is that you might spot a very subtle bluish cast to some greys, particualrly the darker ones. But this won't be that distracting, and most users probably won't be able to see it, even if they try.

 

RGB Curves*(7.71)*


Like all HDTVs. the SV471XVT creates colors by mixing the primary colors of red, green and blue. To do this accurately, the display has to be able to create the different intensities of each color, which is what we test here. We feed the display a signal that contains all of the different levels, and measure how this translates into the color on the screen. Then, we create the graph below, which shows this translation. An ideal display would have a perfectly smooth curve here; every small increase in the input signal would translate into a similar increase in the intensity of the color. However, we seldom see a smooth curve because the internal processing that the display does causes bumps and jumps in the response. The SV471XVT had a few issues here; the red curve in particular was somewhat bumpy.

If we take this data and convert it into a gradient, we see how these bumps translate into banding on a gradient. The effect of these bands is that subtle color changes (such as skies or the details of flowers) may not be accurately represented: they may look flat, or may show bands that weren't present in the original image. The top gradient represents the ideal; a perfectly smooth response. If you see bands or bumps in this, they are caused by the display you are reading this review on.

 

 

 

 

 

Color Gamut*(6.45)*


The color gamut of a display is the range of colors that it can show. The range of colors that a HDTV signal contains is set in a standard that was defined by a group of international experts (it is called the ITU Recommendation 709, or Rec.709), so an ideal HDTV should be able to reproduce exactly the same range of colors as the standard. That's what we test here: we measure the color coordinates of the red, green and blue and see how close they come to the standard.

As you can see from the graph above, the SV471XVT had a few issues here; the red was almost perfect, but both the blue and the green were somewhat off, meaning that both greens and blues will look a little different to what the program maker intended. These differences aren't huge, but they are enough to be noticeable.

Most of the HDTVs that we have reviewed have some sort of problem here, and the SV471XVT isn't much worse than most. It's also not much better, though.

 

Motion

Motion Smoothness*(8.5)*


The SV471XVT includes 240Mhz motion processing (Vizio refers to the effect as Smooth Motion), and we found that it generally did a very good job of smoothing motion without turning it into a blurry mess or loosing the detail in the image. We found that the picture was generally much more attractive with the Smooth Motion enabled, and the medium setting (there are three; low, medium and high) produced the best overall performance; the high setting did make faces look slightly flat and cartoonish. Our reccomendation would be to keep the feature turned on on the middle setting.

 

Motion Artifacting*(8.5)*


The processing that most displays do to put images on the screen sometimes has a downside of producing effects that aren't present in the original images. We saw very few artifacts like this on the SV471XVT; the images were mostly smooth and sharp, although we did see a slight shutter effect with a black and white edge: the edge had a stuttering, shuttering effect that made it look somewhat jagged.

 

3:2 Pulldown & 24fps*(9.0)*


The SV471XVT had no problem detecting the 3:2 pulldown effect that TV stations use to make their interlaced signals look more like film); in our tests, the display detected and processed the image appropriately to produce a very smooth result, with only slight occasional glitches. The SV471XVT also had no problem displaying a true 24 frames per second image produced by a high-end blu-ray player.

 

Viewing Effects

Viewing Angle*(3.4)*


However big your TV is, only one person gets to sit right in front of it. Everyone else is stuck viewing it from an angle, whch is why we test how well the image holds up as different angles. The answer for the SV471XVT is not very well; we found that the angle at which the contrast ratio dropped to 50% of the maximum was a relatively small 26 degrees. This is weak compared to the viewing angle of other displays; the Samsung LN46A750 had a viewing angle of 55 degrees, and even the Vizio SV470XVT had a much wider angle of 33 degrees.

 

Reflectance*(7.25)*


The SV471XVT has a matte coating on the front of the screen, which does a decent job of breaking up reflections from lights. If you have a light by the side of your couch pointing at the screen, you might still see it, but it will be a soft, diffuse reflection that doesn't distract from the image too much.

 

Video Processing*(2.0)*


The SV471XVT includes a number of features that are designed to try and enhance a noisy or otherwise poor signal.

The only one of these that might be any use is the noise reduction; this did a decent job of getting rid of some noise on a noisy TV channel. The others aren't worth bothering with.

 

Calibration

Calibration


[

](http://www.displaymate.com/)In order to ensure that we test HDTVs under the best possible circumstances we calibrate them using DisplayMate software. This is the same software used by many manufacturers. Below you can see our calibrated settings. If you wish you can also pay someone to come into your home and calibrate your HDTV, alternatively you can use our settings, although we need to note that the best calibrations are unique to your viewing environment. The calibrated settings listed below only list items that we changed.

 

 

 

The only major changeds that we made from the default settings are to reduce the contrast and turn off sharpness and a few other vide processing features.

 

Video Modes


The SV471XVt has a few video modes on offer, including some sports-themed modes.

That's a pretty wide selection of modes, although it is a little odd that there are 4 sports modes that are only slightly different, but only one movie mode and one custom mode. We would have preferred a wider selection of custom modes.

Remote Control

Ergonomics & Durability*(5.25)*


The remote that Vizio includes with the SV471XVT measures 8 1/8 inches long by 2 1/16 inches wide and tapers from 1 1/4 inches thick at the base to 7/8 inches at the front. It has a soft touch finish on the contoured back that makes it more comfortable to grip, even with sweaty palms.

When holding the remote with your thumb on the main directional pad (D-pad) we found the remote was rather bottom heavy because of the weight of the batteries in the bottom part. This meant that it could sometimes slip from the hand if the grip wasn't tight. When you press a button, the entire remote lights up with a soft orange glow so you can read the labels in the dark.

The buttons on the remote are soft rubber, with good key travel, so you know when you've pressed them. We do have concerns about the remote in long-term use, though; the labels on the buttons could get scratched off fairly easily, and it just doesn't feel solidly built for long-term use.

 

Button Layout & Use*(5.5)*


The  remote has buttons laid out along the entire length, with a total of 46 buttons. The channel number and power buttons are at the top, while the volume and channel up and down buttons are lower down. This means you'll inevitably have to shift your hand up and down quite a bit to reach some controls, and we found that we couldn't switch from using the channel up/down to the channel number buttons without shifting the entire remote in the hand. The remote did work from wide angles, though; you don't have to be straight in front to use it.

Although there are a lot of buttons, they are all well labelled and these labels are pretty self-explanatory. As this is a programmable remote, there are 4 buttons at the top that determine which mode the remote is in: DVD, audio, cable or TV. This can be a little confusing, though, as there is no visual indication of which mode you are in, and some buttons do double duty. The record button on the second to bottom row also switches the aspect ration of the screen (thus the 'wide' label above it), so you could easily accidentally start recording something rather than changing the aspect ratio if the remote was in cable mode instead of TV mode.

 

Programming & Flexibility*(6.0)*


The remote can be used to control devices such as a DVD player, cable box, etc. There are 4 mode buttons on the top of the remote which determine which mode it is in. We found the process of setting this up to be simple: set the remote to the cable mode with the button found near the top. Point it at your cable box and press and hold the SET button until the LED blinks twice. Then enter the appropriate code for your cable box or other device, a list of codes is found in the back of the Vizio VO47L's manual. Sometimes there are multiple codes for a single manufacturer so repeat the process until you get the LED to blink twice letting you know the process is complete.

Connectivity

Input Ports*(7.0)*


The SV471XVT has a good selection of input ports, including 4 HDMI ports, plys two composite and component inputs.  There are also a four analog audio inputs; one that is associated with a HDMI port, one with the component video input, one with the S-Video and component input and one with the VGA port. This is a good thing to see; many displays only have a single analog audio input, which makes connecting multiple devices with analog audio difficult.

These ports are spread between the back panels of the display and the side panel, with one HDMI port, one composite and one analog audio input on the side. This is a good selection of inputs that should be enough for most eventualities; 4 HDMI inputs would allow for a cable box, game console, DVD player and a camcorder or digital camera in the side port.

In addition, a standard antenna/cable input allows you to connect to a cable TV or antenna.

Output Ports*(2.0)*


The SV471XVT is less well endowed when it comes to output ports; the only outputs are a single digital audio output and an analog audio output. This means you can pipe the audio from the display to an external surround sound processor or the like, but you can't send the video to another screen or device.

Other Connections*(0.0)*


There are no other connections on the SV471XVT.

Media* (0.0)*


In addition to the inputs and outputs described above, the SV471XVT has one other trick up its sleeve: a single USB port on the side for a USB thumb drive or other storage device. This can be used to show photos or videos; the display can show JPEG photos and videos in H.264, Windows Media and MPEG 2 formats.

 

Placement*(6.75)*


The ports on the SV471XVT are well placed; the side ports are easy to reach, and the back ports are convenient as long as you can get to the back of the TV; they would be a little awkward if they were wall mounted. This is a change from the previous model; on the SV470XVT the ports were located on the bottom edge, which was rather awkward to reach.

Audio & Menus

Audio Quality*(7.0)*


We were impressed by the quality of the speakers built into the front of the SV471XVT; they produced bright, clear sound with plenty of volume. We found that dialog was clear, and there was plenty of bass for explosions and the like. Unusually, there is also a 5-band graphic equalizer as well, which offers a number of sound presets (Flat, Rock, Pop, Classic and Jazz) as well as the custom option. A pseudo-surround sound effect called SRS TruSurround HD is offered, but this didn't do that much to create a real surround sound effect; rather, it just seemed to drop the high frequencies back and boost the bass. Another feature called SRS TruVolume is also included, which  boosts the volume in quiet parts anddrops it back in the noisy bits so you don't have to adjust the volume if you are trying to avoid waking the kids up.

 

Menu Interface*(6.25)*


The SV471XVT has a standard Vizio menu, which is simple and straightforward to use. When you hit the menu button on the remote, you are presented with options for Picture, Audio, TV and Setup. Each of these options contains a number of sub-options (such as brightness, backlight, contrast, etc on the picture menu), and some also include sub-sub options. Fortunately, most of the commonly used options are easy to find; you can change the picture mode by just hitting left and right on the top level menu.

The sub-menus have the same structure; the screen below shows the picture menu

 

 

Manual*(8.0)*


The SV471XVT comes with both a quick-start guide and a full printed manual. Both of these are very good: the quick start guide shows the basic connections, while the manual goes into more detail. Both are also well illustrated and properly indexed.  The manuals for the SV471XVT are not currently available for download.

 

Formats & Media

Formats*(10.0)*


The SV417XVT can handle pretty much any sort of HD or SD signal you throw at it: it can handle up to a 1080p signal and display every single pixel. It can also cope with analog signals, both in standard definition and high definition, as well as HD signals that run at 24 frames per second.

 

Photo Playback*(5.5)*


The SV471XVT can play back music from a USB drive or other USB device. It can display JPEG files (but not RAW files from SLRs), and the interface for controlling playback is straightforward: you get a list of folders on the device, and can move into the folder to see the list of files in there. A basic set of controls for creating slideshows is included; you can set the sorting order, speed and transition effect of the slideshow, and select which much is playing in the background. But you can't pick specific files; the display will play back all of the files on the USB device.

 

Music & Video Playback*(5.0)*


Music and video can also be played back from a USB device, and the display supports video files encoded in H.264, MPEG-4, WMV, and MPEG-2 formats. There are a couple of caveats, though; MPEG-4 files can have a maximum resolution of 1280 x 720, and the display choked on a couple of high bitrate files that we tried. The other supported formats can have resolutions up to the maximum of 1920 by 1080. There is also no support for the AVCHD format which is used by most modern HD camcorders, so you can't play footage straight back from a camcorder.

The interface for playing back music and videos is the same as photos; you get a list of files and photos, then select the one to play. It works for showing off a couple of family snapshots, but it's not going to replace iTunes or any other half decent media organizer.

Streaming Playback*(0.0)*


As the SV471XVT doesn't have an Internet connection,  it does not support playing streaming media.

 

Other Media*(0.0)*


There are no other media features on the SV471XVT.

Power Consumption

Power Consumption*(8.72)*


Your TV can be one of the most power hungry applications in the house, which is why we test the amount of juice that every HDTV we review consumes. We found that the Vizio SVT471XVT was only moderately power hungry, sucking down about 131 watts at our reference brightness level (with the screen set to produce a middling brightness of about 200 cd/m2), which works out at a cost of around  $25.66 a year.  If you crank up the brightness to maximum, expect a bigger electricity bill; at the highest backlight setting, the watts drawn rises to 241, and the cost per year jumps to $47.13. All of these figures are based on about 5 hours of use a day.

These figures are much lower than the 203.67 watts and $39.85 a year that the SV470XVT acheived, so Vizio's claim of making their models cheaper to run and more eco-friendly seem to be borne out by our test results.

Vs Samsung LN46A750

Value Comparison Summary


The Samsung LN46A750 is one of their mid-range models, priced about $1900. This is a little more expensive than the Vizio SV471XVT, which will cost about $1499.  Both models are about the same size, though.

Blacks & Whites


The Samsung had a distinct edge here; although the Vizio was slightly brighter, the Samsung had significantly deeper blacks, which leads to a wider contrast ratio and an overall more attractive image.

 

Color Accuracy


The Samsung had a significantly smoother set of RGB reponse curves, which means that you would see smoother color and gradients. However, the Vizio had a smaller color temperature error, which means that you would see less color shift in the whites on screen. It's a bit of a heads or tails between the two, but the Samsung has the edge as the RGB curves are more important than the color temperature. Both displays also had slight errors in our color gamut tests, but again these were relatively minor issues which are unlikely to have a significant impact on the viewing experience.

 

 

 

Motion


The Vizio has the edge in the specs: it uses 240Hz processing, while the Samsung has 120Hz processing. However, we found that the differences in our tests were minor: both displays produced smooth, attractive motion. the Vizio had a slight edge, though; its Smooth Motion processing did a slightly better job of preserving the detail in fast moving objects.

 

Viewing Effects


The Samsung is the clear winner on viewing angle: the LN46A750 looked much better from significantly wider angles than the Vizio. This could be a critical factor if you are in a large family, or are looking to use the display in a conference room, as the Samsung will look better for those on the edge of the crowd.

 

Connectivity


The two displays are identical when it comes to connections to the outside world; they have the same number of inputs, outputs and other connections. So, both are very capable of handling a number of devices, both those that produce digital and analog video.

 

Other Comparisons


Both displays also provide similar features when it comes to playing back media; they can handle video, audio and photos from USB devices, so you can sue them to show your holiday snaps stored on a USB thumb drive. Neither can handle streaming audio or video from the Internet, though.

Vs Sony KDL 46Z5100

Value Comparison Summary


The Vizio SV471XVt is priced at about $1499, while the Sony KDL-46Z5100 is slightly more expensive at about $1690.

Blacks & Whites


The Sony was the superior display in our tests on the blacks and whites; it had significantly deeper blacks and a wider contrast ratio between the darkest black and the brightest white. However, the Vizio was the brighter screen overall, which may be an important factor if you want to watch it in daylight; the brighter the screen, the more it will stand out.

 

Color Accuracy


Both displays scored highly here; we found that they both had consistent whites and smooth RGB response curves. This means that you'll see clean, consistent whites and smooth color graduations. Both displays had slightly inaccurate color gamuts, though, which means that the colors on the screen may come out looking slightly differently to how the filmmaker intended. 

 

 

 

Motion


Although it was a close-fought thing, we found that the motion on the Vizio was slightly better looking; although both produced significantly smoother motion than many other displays, the Vizio did a better job of preserving the fine detail of the objects. Faces, for instance, looked better because you could see more detail of the expression.

Viewing Effects


The Sony was the clear winner here; the image on the screen held its contrast ratio better as we moved off-axis, so those on the edge of a group would get a better image with the Sony than with the Vizio

Connectivity


Both displays have similar numbers of input and output ports: 4 HDMI ports  and a good selection of analog video inputs for connecting older equipment. They have somewhat different arrangements of ports, though; The Vizio has most on the back, but the Sony has 3 HDMI ports on the side. This might be an advantage if you are the sort of person that is constantly swapping connections in and out, but most users will want to plug in their devices on the back and not disconnect them.

Other Comparisons


Both displays can also play back music, photos and video from a USB thumb drive or other USB device, so you can show off your holiday snaps easily. Neither can play back videos or music from the Internet, though as they have no onboard Internet connections.

Vs Vizio SV470XVT

Value Comparison Summary


The SV471XVT is an upgrade to the SV470XVT, but the older model is not going away: it is generally available for about $1300 and sometimes pops up for less than $1000. That's a significant saving over the new model, but the SV471XVT does offer a number of improvements over the older model (Brighter screen, better motion and photo/vieo playback) that might justify the extra.

Blacks & Whites


The two Vizios are mostly equal in performance terms, but Vizio seems to have jacked up the brightness of the backlight on the newer model, which means that the screen can be significantly brighter. The black level is unchanged, though.

 

Color Accuracy


Both models also had very similar performance in our tests that looked at color performance; they both produced whites that remained constant and had a clean, smooth response for the RGB curves. What this means is that they both produce good looking, accurate color, and that there is very little difference between the two models.

 

 

 

Motion


Motion is one area where there is a definite difference between the two models; we saw much smoother motion from the SV471XVT, which has faster motion processing. But the SV470 wasn't bad by any stretch; it produced very smooth motion .

 

Viewing Effects


The viewing angle of the display is one are where Vizio seems to have taken a backward step; the SV471XVT had a smaller viewing angle than the SV470XVT, which was pretty poor to begin with. We measure the angle at which the contrast ratio between the blacks and whites drops by 50%, and this angle on the SV471XVT was a very poor 25 degrees, while the SV470XVT managed 38 degrees.

 

Connectivity


There have been no major changes for the inputs and outputs between the two Vizio displays, with the exception of the addition of a USB port. Both displays have enough inputs to allow you to connect a wide range and number of devices. The only other change is the location of these ports: on the SV470XVT they were located on the bottom of the back, which could be slightly awkward to reach. In the SV471XVt, they are on the back of the display, and are much easier to reach.

Conclusion

 

 

 

Series Comparison

The Vizio XVT Series


The XVT series is Vizio's premium line of displays, with the widest set of features and the larger display sizes. 

Meet the tester

Richard Baguley

Richard Baguley

Contributor

@@rbaguley

Richard Baguley is a veteran writer who has written about technology ranging from Alphabet to Zip file utilities. He has contributed to pretty much every major tech publication, including Amiga Format Magazine, PC World, Wired, CNET, Toms Guide, Forbes, and many others. He lives in the Boston metro area with his wife, dog, and an indeterminate number of cats.

See all of Richard Baguley's reviews

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