Display Analysis

Dell’s move back to 16:10 on their XPS laptop display panels is likely a welcome change for almost all prospective buyers. The PC industry aggressively moved to 16:9 with the rise of HD televisions, and while the 16:9 aspect ratio is still the default for most PC gaming and media consumption, most productivity tasks will enjoy the slightly taller display. Going to 16:10 instead of 3:2 like we have seen on Microsoft’s Surface lineup is also a nice compromise between productivity and consumption.

Dell is offering both 1920x1200 and 3840x2400 display offerings, which is in-line with what they’ve been doing with the XPS 13 lineup since at least 2015. For 2020 though, there is an optional touch digitizer on the lower resolution display, whereas in the past Dell only included touch with the higher-resolution panel. Both displays offer Dolby Vision processing and Eyesafe technology to reduce blue light transmission.

The 1920x1200 panel is a standard sRGB display, rated at 500 nits of brightness. Meanwhile the 3840x2400 panel has a much wider color gamut – offering 90% of the P3 color space – and is HDR 400 certified as well.

Dell sampled us the lower-resolution panel for review, but as with any Windows-based notebook with wider than sRGB gamut coverage, it is still a 'buyer beware' situation. Windows 10 does not offer the best color management system, and since almost all content and programs are designed around sRGB, if you opt for the wider-gamut display colors will be blown out unless you are using an application that specifically supports color management. For most people, the sRGB panel is the better option, not only because the 1920x1200 13.4-inch display still provides a reasonable 170 pixels-per-inch and much better battery life, but also because Windows still deals with wide-gamut and HDR poorly.

One area where Dell needs to be commended though is in their use of anti-glare coatings on their XPS displays. This has been one area that no PC manufacturer has really put much effort in, but Dell offers a 0.65% reflectivity rating on their coating, and it makes a big difference in day-to-day usage, especially in a bright room or outdoors.

To see how the XPS 13 display performs, it was tested using the Portrait Displays CalMAN software suite, using a custom workflow. Brightness and contrast were measured with the X-Rite i1Display Pro colorimeter, and color accuracy measurements were done with the X-Rite i1Pro2 spectrophotometer.

Brightness and Contrast

Display - Max Brightness

Display - Black Levels

Display - Contrast Ratio

Despite the 500-nit rating, the XPS 13 managed to achieve a very impressive 610 nits of brightness. Coupled with the excellent anti-reflective coatings, the XPS 13 is easily one of the best notebooks for any bright location. The contrast ration of over 1800:1 was also top-notch.

Grayscale


Portrait Displays CalMAN

Display - Grayscale Accuracy

Despite the XPS 13 including an ICC profile, the review unit offered very poor grayscale performance, which was a disappointment after the XPS 13 2-in-1 we reviewed in November had such great results. Dell is likely using a batch-calibration process, rather than tuning each panel individually, which is a shame.

Gamut


Portrait Displays CalMAN

Display - Gamut Accuracy

Grayscale aside, the color gamut results show a much better outcome, with really only Cyan having much in the way of color error. The display nicely hits sRGB primary and secondary color points, although does pull a bit to the green end, especially on Cyan.

Saturation


Portrait Displays CalMAN

Display - Saturation Accuracy

Gamut tests the sRGB color space at the 100% levels, but for the saturation test each primary and secondary color is tested in 4-bit steps from 0% to 100%. Really, other than the Cyan errors, the XPS 13’s color accuracy on these sweeps is quite good, just missing the 3.0 DeltaE threshold.

Gretag Macbeth


Portrait Displays CalMAN

Display - GMB Accuracy

The Gretag Macbeth colorchecker tests many colors, not just the primary and secondary colors, and includes the important skin tones. To be considered accurate, all of the color tests on the DeltaE 2000 scale should be under the yellow line, and for the most part that is the case. The grayscales and the most impacted, which isn’t surprising with how inaccurate the grayscale was on this unit, with only a few colors over the 3.0 error level.

Colorchecker


Portrait Displays CalMAN

The colorcheck swatch provides a relative look at how the display performs. The colors on the bottom half of the swatch are the targeted colors, and the top half is what the XPS 13 was able to provide. This is a relative result, because any error in your own display would impact this swatch.

For the most part, the color accuracy of the XPS 13 is very good, with mostly only grayscale errors. The bad news is that Dell did include an ICC profile to address this, but it had little to no impact on the grayscale. Meanwhile the good news is that since most of the errors are grayscale, if you owned your own calibration tools, the XPS 13 could be adjusted to give a reasonable result. But as a premium device, it would be nice to see Dell extend the calibration to every panel.

GPU Performance Battery Life and Charge Time
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  • Smell This - Monday, July 20, 2020 - link


    Yeah ... there is no royalty, here.

    Unless Brett means Kings of the Hill _ DrSu and TMSC

    LPDDR4-4266MHz Vega 7 to ?? new VCN for AMD ??
    Can't wait to see what's next ...

    Dell / Intel - big yawn
    Chipzillah market heft is the poo-King, here
  • darkich - Wednesday, July 22, 2020 - link

    I love how the review completely ignores the fact that Intel's latest and greatest mobile chip is absolutely destroyed by AMD.
  • vol.2 - Thursday, July 23, 2020 - link

    So I guess this display is a TN display with horrible viewing angles?
  • fliptwister - Saturday, August 1, 2020 - link

    Looks like a very good notebook. It is a shame that Dell does not offer it with an AMD Ryzen 7 4700U CPU. I have never understood why Dell only offers AMD in their Inspiron laptops. Let consumers make their choices. I expect Zen 3 will be dropping about the same time as Tiger Lake. I also expect Zen 3 will trounce Tiger lake. Intel must be offering a huge discount/rebate (Marketing Development Funds) to be exclusive. If they offered the 4700U in this notebook I would buy it.

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