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7Mekanos

macrumors newbie
Original poster
Nov 7, 2021
6
2
Hi, could folks with the new MBP16 and a calibration device be kind and post uniformity reports of their screen?

Here’s mine created with i1 Display Pro and DisplayCAL software.

This is my second MBP, returned the first one because of color uniformity issues (the right 1/3 of the display had a red tint). This one’s clearly better but not nearly perfect. There’s some green tint on the top left and red tint on the bottom right, visible to my eyes and also reflected on the report.

Now I’m debating whether to play the display lottery again or just keep it. Would be good to know how common good uniformity (ΔE / ΔC < 2 or even < 1) across the panel is with these displays…

1E454CE2-4134-4642-AA31-FD924F244924.jpeg
 
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jabbr

macrumors 6502
Apr 15, 2012
390
297
most of the 14" and 16" MBPs I've seen have surprisingly great uniformity. It seems to be much more consistent than previous generations.
 

Fred Zed

macrumors 603
Aug 15, 2019
5,867
6,544
Upstate NY . Was FL.
Hi, could folks with the new MBP16 and a calibration device be kind and post uniformity reports of their screen?

Here’s mine created with i1 Display Pro and DisplayCAL software.

This is my second MBP, returned the first one because of color uniformity issues (the right 1/3 of the display had a red tint). This one’s clearly better but not nearly perfect. There’s some green tint on the top left and red tint on the bottom right, visible to my eyes and also reflected on the report.

Now I’m debating whether to play the display lottery again or just keep it. Would be good to know how common good uniformity (ΔE / ΔC < 2 or even < 1) across the panel is with these displays…

View attachment 1985709
Wishing you all the best in your endeavors. Keep us updated, thanks.
 

Six0Four

macrumors 65816
Mar 27, 2020
1,065
1,371
Screen Shot 2022-04-01 at 1.31.41 AM.png


All I know is my screen brightness uniformity and it is excellent in that regard. Maximum of 4.7% deviation. As the brightness goes down this number stays under 5%.

I have the 14".
 

7Mekanos

macrumors newbie
Original poster
Nov 7, 2021
6
2
Yes, brightness uniformity seems to be good with these displays, though I’ve read reports of occasional banding artifacts due to poorly calibrated minileds, but those are probably too small to measure on a 5x5 or 5x3 grid.

However color uniformity is what I’m more concerned about, as having color tints on a white background is really annoying when doing design/illustration work. Having a 3% tint towards green on the left and 2% towards red on the right creates a 5% difference accross the screen which is quite noticeable.

Unfortunately none of the reviewers seem to measure color uniformity, notebookcheck for example only measures brightness. Or then uniformity is measured as delta E which combines brightness and color variations, as that seems to be the default reporting setting for most software - for example in DisplayCAL you have to change the criteria setting in the report manually to see the results separated as luminance and delta C.

Just to compare I measured some of my other screens. Here’s my Huawei Matebook Pro X:

5E635805-F683-448B-9999-021F50EDCF66.jpeg


As you can see from the numbers, worse brightness uniformity as typical for an edge-lit lcd, but way better color uniformity. Also no tint when viewed from an angle, vs. the MBP which tints heavily towards green/magenta when viewed from the sides.

And here’a my BenQ PD 3200U:

32F10307-F926-449D-97AB-7D7816EA988B.jpeg


Again, worse brightness uniformity but better color though the numbers are closer. However this is a 32” screen and more of a low end model so wouldn’t expect any better.
 
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HeraFlight

macrumors member
Nov 24, 2021
46
13
My experience with the *14* inch pro is pretty poor personally, decent screen lighting but really poor tint uniformity. I've had 2 units - one with this yellow mark/band going down the screen near the middle, making it a pain to even read on normally, and one that's better for that but red tinted to the left and yellow to the right
 

lambertjohn

macrumors 68000
Jun 17, 2012
1,655
1,720
The screen on my 2021 16" is perfect. I couldn't have asked for a nicer computer.
 

Sanpete

macrumors 68040
Nov 17, 2016
3,695
1,665
Utah
Are you comparing to the new P3 Huawei Matebook Pro X, or an older conventional sRGB one? The latter doesn't compare favorably at NotebookCheck, maybe mostly due to brightness variation. But that does add to the perceived variation, which is why delta-E is used, I imagine. You may have lucked out there.

Don't know how the HDR capability affects this. Might be harder to achieve the same color accuracy with that.
 

7Mekanos

macrumors newbie
Original poster
Nov 7, 2021
6
2
Are you comparing to the new P3 Huawei Matebook Pro X, or an older conventional sRGB one? The latter doesn't compare favorably at NotebookCheck, maybe mostly due to brightness variation. But that does add to the perceived variation, which is why delta-E is used, I imagine. You may have lucked out there.

Don't know how the HDR capability affects this. Might be harder to achieve the same color accuracy with that.
It was the older 2020 model I measured. Bought two of those actually and kept one, the other had backlight bleed, mine doesn’t. White uniformity was similarly good in both though.

I’d guess the color uniformity problems have more to do with the LCD manufacturing process, polarization, coating etc. HDR is more about the backlight and local dimming. Of course variations in the mini LED backlight color/brightness could also lead to poor uniformity, but that would look more like banding, splotches etc... Whereas this looks similar to poor color uniformity in conventional IPS lcd displays. Which leads me to believe that Apple simply does not bother, as 90% percent of potential customers and reviewers will always value brightness and saturation over any kind of accuracy…
 

Sanpete

macrumors 68040
Nov 17, 2016
3,695
1,665
Utah
You mean Apple doesn't bother to check uniformity? I imagine they do, but their specs are probably more liberal than yours. There have been some complaints about tint variance from one side of the screen to another, as there usually are. Yes, stuff like screen coatings may well be the culprit.
 

Six0Four

macrumors 65816
Mar 27, 2020
1,065
1,371
What's really odd is looking straight at my 14" pro, the left side looks slightly more warm/yellow. When I flip the laptop upside down the left side (the opposite side that looked cooler before) now looks warm/yellow now. lol.

This leads me to believe that it is the coating. Not bothered by it because it is barely noticeable.
 
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7Mekanos

macrumors newbie
Original poster
Nov 7, 2021
6
2
You mean Apple doesn't bother to check uniformity? I imagine they do, but their specs are probably more liberal than yours. There have been some complaints about tint variance from one side of the screen to another, as there usually are. Yes, stuff like screen coatings may well be the culprit.

Guess they have some specs for the display manufacturers, like max delta E < 5 or something. But for the most expensive laptops in the market, I’d hope they would be tighter with the specs. Or implement uniformity compensation in the firmware like most pro desktop displays do.

Actually, some 3rd party developer could perhaps create a uniformity compensation app - by displaying an overlay image, with values generated by mapping the screen with a colorimeter. Like I can easily make my white screen look perfect, colorwise, by painting with a red and green brush, 1% opacity, on a full-screen white background, to counteract the tints… An overlay would of course create some performance impact which is why a hardware/firmware implementation, or at least something deeply integrated into the macOS graphics pipeline would be better, but I imagine the overhead would be marginal with modern GPUs.

What's really odd is looking straight at my 14" pro, the left side looks slightly more warm/yellow. When I flip the laptop upside down the left side (the opposite side that looked cooler before) now looks warm/yellow now. lol.

This leads me to believe that it is the coating. Not bothered by it because it is barely noticeable.

Odd. I see no difference in mine upside down, and of course the colorimeter does not care about orientation. But I guess there could be additional tints caused by the coating, sometimes exaggerating the tints of the LCD.
 

Sanpete

macrumors 68040
Nov 17, 2016
3,695
1,665
Utah
What's really odd is looking straight at my 14" pro, the left side looks slightly more warm/yellow. When I flip the laptop upside down the left side (the opposite side that looked cooler before) now looks warm/yellow now. lol.

This leads me to believe that it is the coating. Not bothered by it because it is barely noticeable.
That is curious. That suggests to me it isn't the screen coating, at least not in the way I was thinking. I recall someone posted pics of their screen that showed the tint varied with the angle of view.
 
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