Samsung QN900D 65" (8K) vs Samsung QN90D 65"
The Verdict
Samsung's QN900D commands a premium price at $4999 for its groundbreaking 8K resolution (7680 x 4320), superior 90W audio system with full Dolby Atmos support, and Neural Quantum Processor 8K,delivering exceptional future-proofing. Meanwhile, the QN90D ($1799) provides exceptional value with native 4K resolution, identical 4000-nit brightness, matching 5ms input lag for gaming, and 60W audio through Object Tracking Sound+. Both feature Neo QLED Mini-LED technology, 120Hz refresh rates, and comprehensive gaming features (VRR, ALLM). The key trade-offs: 8K content remains scarce, making the QN900D's resolution advantage largely theoretical for current streaming/gaming. However, the QN900D's superior processor, enhanced connectivity (Wi-Fi 6E), and 6.2.4 speaker configuration justify premium consideration for enthusiasts. For most buyers, the QN90D delivers stunning picture quality at a fraction of the cost with virtually identical practical performance. Choose the QN90D unless 8K future-proofing is paramount.
Who Should Buy
Buy the Samsung QN900D 65" (8K) if…
- →True 8K resolution with AI-powered upscaling for lower-resolution content
- →Mini-LED backlighting with thousands of dimming zones for stunning contrast
- →90W 6.2.4ch audio system with Dolby Atmos is best-in-class built-in sound
Buy the Samsung QN90D 65" if…
- →Excellent Mini-LED backlighting with over 2,000 dimming zones for deep contrast
- →All four HDMI ports support 4K@120Hz — ideal for multi-console gaming setups
- →Up to 4,000 nits peak brightness handles even the brightest HDR highlights
Category Scores
Pros & Cons
Samsung QN900D 65" (8K)
Pros
- True 8K resolution with AI-powered upscaling for lower-resolution content
- Mini-LED backlighting with thousands of dimming zones for stunning contrast
- 90W 6.2.4ch audio system with Dolby Atmos is best-in-class built-in sound
- 8K@120Hz via HDMI 2.1 future-proofs for next-gen content
- Infinity Screen design with near-zero bezels
Cons
- Extremely expensive at $4,999 for very limited 8K content
- Tizen OS still shows ads on the home screen
- Massive and heavy — requires sturdy mounting
- No Dolby Vision support — Samsung uses HDR10+ exclusively
Samsung QN90D 65"
Pros
- Excellent Mini-LED backlighting with over 2,000 dimming zones for deep contrast
- All four HDMI ports support 4K@120Hz — ideal for multi-console gaming setups
- Up to 4,000 nits peak brightness handles even the brightest HDR highlights
- Anti-reflection coating dramatically cuts glare in bright living rooms
- Neural Quantum Processor 4K delivers sharp, accurate upscaling from lower-resolution content
Cons
- Mini-LED blooming can still appear around bright objects on dark backgrounds
- No Dolby Atmos pass-through from the TV's built-in speakers
- Tizen OS interface can feel cluttered with sponsored content and ads
- At $1,799 it is significantly pricier than competing Mini-LED options
Full Specifications
| Spec | Samsung QN900D 65" (8K) | Samsung QN90D 65" |
|---|---|---|
| Body | ||
| VESA mount | 400 x 400mm | 400 x 400mm |
| Weight | 61.7 lbs | 71.9 lbs |
| Dimensions (w/ stand) | 57.1 x 36.8 x 12.7 inches | 57.1 x 36.6 x 13.4 inches |
| Audio | ||
| Output (watts) | 90 | 60 |
| Speakers | 6.2.4ch Object Tracking Sound Pro | 4.2.2ch Object Tracking Sound+ |
| Dolby Atmos | ||
| Gaming | ||
| VRR (Variable Refresh Rate) | ||
| ALLM | ||
| Input lag (ms) | 5 | 5 |
| Display | ||
| HDR | Quantum HDR 64x, HDR10+, HLG | Quantum HDR+, HDR10+, HLG |
| Size | 65" | 65" |
| Type | Neo QLED Mini-LED | Neo QLED Mini-LED |
| Resolution | 7680 x 4320 (8K) | 3840 x 2160 (4K UHD) |
| Refresh rate | 120Hz (8K@120Hz) | 120Hz (4K@120Hz native) |
| Brightness (nits) | 4000 | 4000 |
| Smart TV | ||
| Os | Tizen OS | Tizen OS |
| Voice assistant | Bixby, Alexa, Google Assistant | Bixby, Alexa, Google Assistant |
| Processor | ||
| Chipset | Neural Quantum Processor 8K | Neural Quantum Processor 4K |
| Connectivity | ||
| Wi-Fi | Wi-Fi 6E | Wi-Fi 5 (802.11ac) |
| Ethernet | ||
| Bluetooth | 5.3 | 5.2 |
| USB ports | 3 | 2 |
| HDMI ports | 4 | 4 |
Related Comparisons
- Samsung QN90D 65" vs Sony A95K 65" (QD-OLED)
- Samsung QN90D 65" vs Samsung S95C 65" (4K QD-OLED)
- Samsung QN90D 65" vs Samsung QN95D 65" (4K Neo QLED)
- Samsung QN900D 65" (8K) vs Sony A95K 65" (QD-OLED)
- Samsung QN900D 65" (8K) vs Samsung S95C 65" (4K QD-OLED)
- Samsung QN900D 65" (8K) vs Samsung QN95D 65" (4K Neo QLED)
This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.
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