Display: Not Retina, But Still Good

Surface features a 10.6 inch, 1366 x 768 16:9 display. The physical size is a bit unusual, although the display resolution is something we’ve seen used in affordable notebooks for years now. We already know why Microsoft picked the display size (to enable better multitasking and make for a good keyboard size), but is there room for a flagship tablet with only a 1366 x 768 display resolution?

Microsoft’s response to the resolution question is that more pixels isn’t necessarily better, and that there are a number of other factors that are just as important. It also is quick to point out that a significantly higher resolution display would have increased memory bandwidth requirements, decreased UI frame rate and required a larger battery. As NVIDIA’s Tegra 3 only has a single channel LPDDR2 memory interface, driving a 2048 x 1536 panel and maintaining Microsoft’s UI performance requirements was out of the question. Apple ran into the same issue and ended up building the A5X SoC with an insanely wide memory interface to deal with it. Down the road I’d expect the memory bandwidth problem to get solved, but that still leaves a power consumption issue. Apple moved to a 42.5Wh battery in the 3rd generation iPad, a 37% capacity increase compared to the 31Wh unit in Surface. Enabling a similar panel would have pushed size and weight of Surface more than Microsoft would have liked.

Given those constraints Microsoft chose a different route with Surface. Rather than focus on pixel density it focused on improving contrast and reducing glare. Surface laminates the cover glass and LCD panel together, removing an annoying air gap that’s responsible for some reflections/glare and a reduction in brightness. Apple’s recently announced 8th generation iMac does something similar, as do a lot of high end smartphones, but Surface is among the first to do so with a ~10-inch LCD. The effect is noticeable in a contrived photo but it also results in a display that’s not half bad to look at.

With the exception of text on web pages, the lower resolution Surface display isn’t overly bothersome. I would like something a bit higher resolution although I don’t know that matching Apple’s pixel density is absolutely necessary if Microsoft can deliver elsewhere.

Apple doesn’t just rely on resolution to sell the iPad’s Retina Display, it also happens to do quite well at accurately representing colors. I put Surface through AnandTech Senior Display Editor, Chris Heinonen’s excellent tablet/smartphone analysis workflow to see how well it did:

CalMAN Display Comparison
  Apple iPad (3rd gen) Apple iPad 2 ASUS Transformer Pad Infinity Microsoft Surface
Grayscale 200 nits Avg dE2000 3.7333 1.3826 3.9881 3.6769
CCT Avg (K) 6857K 6632K 6632K 6407K
Saturation Sweep Avg dE2000 3.193 6.8404 6.8404 7.3617
GMB Colorchecker Avg dE2000 3.0698 3.8957 4.4177 5.3057

 

Saturation


Gamut


GMB Color Checker


Grayscale accuracy is slightly better on Surface compared to the iPad, however the rest of the accuracy metrics show Apple’s tablet ahead of Surface.

This isn’t to say that Surface’s display is bad, in fact I think it’s quite good and I’d argue that it was never a problem in my testing, but it’s definitely not the best on the market today. I’m also not sure how much of this has to do with Microsoft’s panel selection vs. software calibration. None of my calibration tools work under Windows RT so I couldn’t really tell you.

I did reach out to Microsoft and they did say that some of my values in the charts below looked a little off. I’ll be rerunning data on another Surface sample as soon as I get a chance to.

Type Cover A Plethora of Ports and Storage Options
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  • Dev69 - Wednesday, October 24, 2012 - link

    The current Surface RT price point \functionality exemplifies the Microsoft products stereotype of not purchasing the first version.

    Let the early adopters beware :)
  • frabber - Wednesday, October 24, 2012 - link

    too expensive, unless we can see, unlike Apple, price falling after some months,
  • samiur666 - Wednesday, October 24, 2012 - link

    Anand so is it possible to connect the tablet to a TV and stream a movie from netflix or a thumbdrive? I find myself often doing doing with my ASUS Transformer and I see you mentioned some issues with HDMI output but I wasnt sure.

    Thanks
  • WP7Mango - Wednesday, October 24, 2012 - link

    I'm not Anand but I can answer the question -

    The answer is yes! You can do it via HDMI or wirelessly via DLNA. I think the HDMI issue might be a sync thing, because HDMI output to my Samsung 1080p TV works perfectly.
  • agentbb007 - Wednesday, October 24, 2012 - link

    This was a really great review thank you Anand! The editors at cnet need to learn a thing or two from you. I got so upset after reading another praise Apple bash MS article on their site I have sworn I will never type that URL in my browser again. Instead I will come to your site to get a true non-biased review of hardware.
  • OldAndBusted - Wednesday, October 24, 2012 - link

    "Through two seemingly simple additions to the design (but incredibly complex to actually develop and implement), Microsoft took a tablet and turned it into something much more. "

    It's funny, but those are the exact two features that I care the least about. I don't have one at present, but when I had an iPad, I used it as originally demonstrated by Steve Jobs - in my easy chair in front of my TV. I can't imagine using a tablet as a desktop computer, so the kickstand and keyboard cover just come across as silly to me. Without the kickstand, could Microsoft have made the Surface a millimeter or so thinner?

    That said, I still find myself interested in the Surface. I do wish though, that Microsoft would allow third-parties to skin that start screen, it's ugly. It may work brilliantly, but aesthetically, it's an eyesore. Bright primary colors, monochrome icons, tiny, tiny typeface on the tiles. It's a mess. And the tiles/icons for Office are even crazier. Yes, they've at least added color to the icon within the tile, but the icon is tiny. With the tiny typeface. Just a horrible interface.

    And yet. I think I still want one.
  • kyuu - Thursday, October 25, 2012 - link

    Can't disagree more. Especially compared to the ugliness of iOS's chiclet app icons on a grid.

    WinRT/8 is definitely the best looking of all the touch-based OSes by far. The last thing MSFT should do is allow OEMs to start screwing with the UI (and introduce performance issues as OEM skinning and bloatware always does).
  • bronopoly - Wednesday, October 24, 2012 - link

    This may seem like a silly question, but can I plug the surface into my pc via the surface's USB port? I really wouldn't like transferring something to a usb drive and then transferring it to the surface (even though I can't even do that on my iPad).
  • lhotdeals - Wednesday, October 24, 2012 - link

    I have always been a fan of Anandtech reviews, this one on one of the most anticipated tablet does not disappoint. This is how reviews are supposed to be done rather than some filled with subjective judgements and unfounded claims.
  • bd1 - Wednesday, October 24, 2012 - link

    is visual studio available for RT ?

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