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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  • WP7Mango - Thursday, October 25, 2012 - link

    No. That's what the Surface Pro is for.
  • tzhu07 - Thursday, October 25, 2012 - link

    If I were to buy a tablet today, I'll still take the iPad for the most widespread support.
  • kyuu - Thursday, October 25, 2012 - link

    So what's up with the Windows RT review? Really looking forward to it, but it's a day+ late now (at least I thought I saw that it was supposed to be up later the same day of the Surface review). =(
  • kyuu - Thursday, October 25, 2012 - link

    So what's up with the Windows RT review? Really looking forward to it, but it's a day+ late now (at least I thought I saw that it was supposed to be up later the same day of the Surface review). =(
  • simbadogg - Thursday, October 25, 2012 - link

    I believe on microsofts spec/surface page they said it was a proprietary connection for HDMI / video out. Is this a standard micro HDMI connector? If so what type (C, D?). Just wanting to know if there can actually be other cables used other than the standard microsoft cable.
  • HisDivineOrder - Thursday, October 25, 2012 - link

    Windows RT reminds me so much of XP x64. I think that the next full release/update of RT will be a lot better than this one. I think by then it'll become clear that apps launching slowly and overall lethargic performance is part of what Jobs KNEW was an important component of having a slick, awesome device.

    Your device has to "feel" fast in order for users to think it's fast. It may not be actually fast, but they have to feel like it is. Every review says the same thing. "It's great, it's different, I really like it, I want to love it, but it's so slow..."

    It feels slow because the transitions are slow and the design was not built around tricking the user into thinking it's faster than it is. The whole iOS core started around doing this very thing. Tricking the user into thinking slow hardware was fast with clever use of transitions and design.

    It seems like MS did not learn this lesson. Hell, it was in the Jobs biography. Perhaps they should read more.
  • antef - Thursday, October 25, 2012 - link

    Anand, you mention having to double-press or long-press to switch apps on other platforms, but that's not the case with Android in general, only with the new Samsung and LG phones. The other manufacturers rightly went with the Google standard of including a dedicated button for app switching, so it's one press to bring up a list with thumbnails and another press to go to the app you want. I don't think MS's implementation is any better than that. This is the issue with most people using Samsung's and LG's poor designs and not realizing Android is better elsewhere. Of course, Windows RT still wins when it comes to side-by-side mode.
  • tipoo - Thursday, October 25, 2012 - link

    A few reviews complained about using the stand on a lap or any non-level surface being unsteady, with the touch cover you can flip it back half way and then have the stand resting on THAT rather than your lap. That should be much more stable as it now has a level surface and much more surface area.
  • pblock - Thursday, October 25, 2012 - link

    Thank you for a wonderful, comprehensive review. However, at our office, most of the talk is wondering if the Surface will be usable on your lap. Does the stand work on your lap, or is it too awkward? And what about each of the keyboard covers? Most of us who use laptops rarely place them on a table or desk but instead are using them on the couch or in an easy chair.
  • techenthu - Thursday, October 25, 2012 - link

    It has a USB port . Can i use a data card with this?
    I am sure carriers need some installation before use the data card . So i was wondering if surface will allow using the data card

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