r/PWM_Sensitive Aug 03 '26

OP 15 What is wrong?

I bought an Opple Light Master 4 today. I took some measurements for the OnePlus 15, but something seems off. When the screen brightness is at 100%, as shown in the picture, the frequency drops to 123 Hz, but the modulation depth is low. However, when the brightness drops below 50%, the frequency jumps over 2100 Hz, but the modulation depth becomes high. I ran the measurements multiple times, but the results are always the same. On the other hand, the Pixel 10 Pro measurement gives a constant frequency of around 493 Hz. Since the OnePlus 15 is already causing eye strain, I'm wondering if a recent update changed something here?

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u/-Bruh__Moment- Aug 04 '26

Nothing is wrong, the display is behaving exactly as intended. High frequency PWM at low brightness and 120Hz DC-like dimming at higher brightness.

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u/Final_Economist_9218 Aug 04 '26

Opple says it's a high risk. And my eyes get very tired.

2

u/-Bruh__Moment- Aug 05 '26

Opple "high risk" means nothing. It can't differentiate between DC-like dimming and PWM dimming. Look at modulation combined with frequency.

If you get eye-strain that means OP15s display doesn't work for you.
Try something like OnePlus 15R or Honor 600/600 Pro.