Galaxy S21 Ultra’ OLED uses less power at higher brightness than S20 Ultra and Note20 Ultra

The display on the new Galaxy S21 Ultra represents a big improvement over the panel on the Galaxy Note20 Ultra and especially the Galaxy S20 Ultra.

For starters it enables variable refresh rate at the higher QHD+ resolution. Samsung has achieved this by increasing the clock speed of the MIPI display interface from 1157MHz to 1462MHz, similarly to what OnePlus did last year with 8 Pro.

The guys over at AnandTech set out to test the display on the Galaxy S21 Ultra and compare it to the OLEDs on the Galaxy S20 Ultra and Note20 Ultra, finding more interesting details in the process.

The…

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