It looks like the new display on the iPhone 11 Pro Max is a good one as Display Mate has awarded the screen their highest score to date, it scored an A+ grade.
The display on the handset is Apple’s third generation smartphone with an OLED display and it looks like it is their best one to date.
The iPhone 11 Pro Max is a Very Impressive Top Tier Smartphone Display
Apple has continued to raise the on-screen Absolute Picture Quality and Absolute Color Accuracy of their displays by implementing Precision Factory Display Calibration, moving the overall iPhone 11 Pro Max display performance up to Record Setting Outstanding levels, and setting or matching many Display Performance Records, including Absolute Color Accuracy at a very impressive 0.9 JNCD that is Visually Indistinguishable From Perfect, and almost certainly considerably better than your existing Smartphone, 4K UHD TV, Tablet, Laptop and computer monitor.
The iPhone 11 Pro Max also has a Record Full Screen Peak Brightness of 770 nits, and 820 nits for the typical Average Picture Level of 50%, which is roughly double of most high-end Smartphones. Compared to the iPhone XS Max, the iPhone 11 Pro Max has a number of notable improvements including 17% higher Full Screen Peak Brightness and up to 15% higher Display Power Efficiency.
You can find out more information about how well the display on the new iPhone 11 Pro Max performs over at DisplayMate at the link below.
Source DisplayMate, MacRumors