Verdict: The QN90F outperforms the QN80F in brightness and contrast control according to typical Samsung Neo QLED tier reviews on RTINGS and CNET. It delivers 2000 nits peak versus 1500 nits while maintaining the same 120 Hz refresh rate. The QN80F remains competitive for budget-conscious buyers seeking solid 4K performance without premium pricing.
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Winner: Samsung QN90F Neo QLED 4K TV
Samsung QN80F Neo QLED 4K TV: 7/10
Samsung QN90F Neo QLED 4K TV: 8.5/10
Spec-by-spec comparison
Samsung QN80F Neo QLED 4K TV
Samsung QN90F Neo QLED 4K TV
Resolution
4K (2160p)
4K (2160p)
Refresh Rate
120 Hz
120 Hz
Peak Brightness
1500 nits
2000 nits
Local Dimming Zones
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Samsung QN80F Neo QLED 4K TV
What works
120 Hz refresh rate supports smooth motion for sports
Neo QLED backlight delivers solid HDR contrast
Tizen OS provides fast app navigation
What doesn't
Fewer dimming zones than higher-tier models limits black uniformity
Peak brightness trails premium QD-OLED options in bright rooms
Samsung QN90F Neo QLED 4K TV
What works
Higher peak brightness improves HDR pop in well-lit rooms
More advanced local dimming enhances shadow detail
Tizen OS provides fast app navigation
What doesn't
Still uses LCD panel so blacks are not as deep as OLED
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