Samsung QN900D QN75QN900DFXZA 75"
O processador NQ8 AI Gen3 impulsiona a resolução 8K com upscaling em tempo real, entregando 100% de volume de cor e contraste extremo via Neo Quantum HDR 8K Pro. O design Infinity Air oferece um perfil ultrafino e bordas quase invisíveis, complementado por um sistema de áudio Dolby Atmos de 6.2.4 canais e 90W. Esta TV é ideal para entusiastas de esportes que exigem a máxima fluidez em 120Hz com AI Motion Enhancer e não abrem mão da definição 8K mais nítida.
Resumo
The 30-Second Version
The Samsung QN900D is an absurdly thin, insanely bright 8K masterpiece with sound so good you can ditch the soundbar. It's a flex for the wealthy, but the AI upscaling makes it the most future-proof screen you can buy.
Pros & Cons
Prós
- Best-in-class audio from built-in speakers 100th
- Mind-blowing AI upscaling makes everything look better 100th
- Infinity Air Design is stunningly thin 99th
- Blazing bright HDR that outshines OLED 85th
Contras
- 8K content is still practically non-existent
- Price is eye-watering for most people
- Portable? This 66-pound beast is anything but
- Social proof is middling, so few have taken the plunge
O que dizem os donos
The Word on the Street
As provas
Performance
What surprised us most wasn't the 8K sharpness, it was the sound. A 6.2.4-channel, 90W system built into a panel this thin is a minor miracle. In our database, it's top of the charts for audio, beating out dedicated soundbars from a few years ago. The Mini-LED backlight delivers inky blacks that nearly match OLED, but with a brightness that makes HDR content pop in a way OLEDs can only dream of. Gaming at 120Hz with FreeSync Premium Pro is buttery smooth, though it's not quite the fastest panel we've tested, landing in a strong but not chart-topping spot for gaming.
Specifications
Full Specifications
Display
| Size | 75" |
| Resolution | 8K |
| Panel Type | QD-Mini-LED |
| Backlight | Mini-LED |
| Aspect Ratio | 16:9 |
| Curved | No |
Picture Quality
| Color Gamut | 100% Color Volume |
| Motion Tech | Motion Xcelerator 240Hz |
| Processor | NQ8 AI Gen3 Processor |
HDR
| HDR Formats | HDR10+, HLG |
| Dolby Vision | No |
| HDR10+ | Yes |
| HLG | Yes |
Gaming
| Refresh Rate | 120 Hz |
| VRR | FreeSync Premium Pro |
Smart TV
| Platform | Tizen |
| Voice Assistant | Bixby, Alexa, Google Assistant |
| Screen Mirroring | SmartThings |
| Works With | Alexa, Google |
Audio
| Speaker Config | 6.2.4CH |
| Wattage | 90 |
| Dolby Atmos | Yes |
| Surround Sound | Object Tracking Sound Pro |
| eARC | Yes |
Connectivity
| HDMI Ports | 4 |
| HDMI Version | 2.1 |
| USB Ports | 3 |
| Wi-Fi | Wi-Fi 6E |
| Bluetooth | 5.2 |
| Ethernet | Yes |
| Optical Audio | Yes |
| VESA Mount | 400x300 |
Power & Size
| Energy Star | No |
| Annual Energy | 335 |
| Weight | 30.2 kg / 66.6 lbs |
vs Competition
The obvious rival is the Sony BRAVIA XR A95L. That's a QD-OLED, so it has a slight edge in per-pixel contrast and off-angle viewing, but it can't touch the Samsung's sheer brightness or audio prowess. The LG G5 is another OLED contender that's a better pure gaming monitor, but again, brightness and upscaling go to the QN900D. If you're not ready to sell a kidney, the TCL QM7K gets you shockingly good Mini-LED performance for a fraction of the price. It's the smart buy, but it's not an 8K statement piece.
| Spec | Samsung QN900D QN75QN900DFXZA 75" | Sony BRAVIA 9 K85XR90 | Hisense U8 Series 100U8QG | LG G4 Series OLED65G4SUB | TCL QM7K Series 75QM7K | Roku Pro Series 55R8C5 |
|---|---|---|---|---|---|---|
| Screen Size | 75 | 85 | 99.5 | 65.0999984741211 | 75 | 55 |
| Resolution | 7680x4320 | 3840x2160 | 3840x2160 | 3840x2160 | 3840x2160 | 3840x2160 |
| Panel Type | QD-Mini-LED | Mini-LED | Mini-LED | OLED | Mini-LED | QLED |
| Refresh Rate | 120 | 120 | 165 | 120 | 144 | 120 |
| Hdr | HDR10+, HLG | HDR 10, Hybrid Log-Gamma (HLG), Dolby Vision | Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR 10, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG) |
| Smart Platform | Tizen | Google TV | Google TV | webOS | Google TV | Roku TV |
| Dolby Vision | false | true | true | true | true | true |
| Dolby Atmos | true | true | true | true | true | true |
| Hdmi Version | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 |
| Compare | Compare | Compare | Compare | Compare |
| Produto | HDR | Audio | Smart | Jogos | Display | Connectivity | Prova social | Picture Quality |
|---|---|---|---|---|---|---|---|---|
| Samsung QN900D QN75QN900DFXZA 75" | 85.1 | 99.8 | 80.4 | 82.1 | 99.6 | 98.6 | 57.5 | 79.7 |
| Sony BRAVIA 9 K85XR90 Compare | 76.8 | 96.9 | 91.6 | 79.3 | 94.5 | 92.7 | 88 | 79.7 |
| Hisense U8 Series 100U8QG Compare | 91.5 | 98.2 | 95.7 | 95.1 | 94.5 | 86 | 77 | 98.8 |
| LG G4 Series OLED65G4SUB Compare | 76.8 | 98.8 | 95.7 | 99.2 | 91.6 | 98.6 | 88 | 36.7 |
| TCL QM7K Series 75QM7K Compare | 91.5 | 90.6 | 97.5 | 93.4 | 89.6 | 88.9 | 88 | 97.3 |
| Roku Pro Series 55R8C5 Compare | 76.8 | 85.2 | 84.7 | 88.3 | 77.8 | 92.7 | 88 | 36.7 |
Preço
Value & Pricing
Let's be real, this is a luxury purchase. With a price spread from $2,488 to $3,498 across vendors, you absolutely need to shop around. Newegg has the best deal right now with that refurbished unit at the low end. Is any TV worth three grand? For most people, no. But if you're chasing the absolute pinnacle of home theater and want a screen that will still feel futuristic in five years, the value proposition starts to make a weird kind of sense.
Amazon 1 oferta A partir de US$ 2.298
Newegg 1 oferta A partir de US$ 2.688
Best Buy 1 oferta A partir de US$ 3.498
Price History
Saiba mais
Overview
The Samsung QN900D is the TV you buy when you're done compromising. It's an 8K Neo QLED that's so absurdly thin it looks like it's floating, and the picture is the absolute best right now. The real headline here is the AI-powered upscaling. It takes your crusty old cable feed and somehow makes it look like it belongs on a screen this advanced. If you want the pinnacle of living room tech and have the budget, this is it.
Common Questions
Q: What kind of stand does it come with?
It doesn't come with a traditional stand. Samsung uses a slim, floating-style base that's part of the Infinity Air Design. It looks incredible but check the dimensions, it might not fit on a narrow console.
Q: Does it actually support Dolby Atmos?
Yes, and it's not just a sticker on the box. The built-in 6.2.4-channel speaker system is a beast and handles Atmos content better than any TV we've tested. It also has eARC, so you can pass high-quality audio to a soundbar if you ever feel the need.
Who Should Skip This
If you're just looking for a great big-screen experience for movie night, save your money and get the TCL QM7K. It's 90% of the picture quality for less than half the price. This Samsung is for the enthusiast who demands the absolute best and has the budget to match.
Verdict
The Samsung QN900D is a flex, plain and simple. It's a technical marvel that delivers the best overall audio-visual experience you can get from a single box right now. The lack of 8K content is a valid gripe, but the AI processor is so good you'll stop caring. If you have the cash and want a TV that will make your friends' jaws drop, buy this. Just make sure you hunt down that sub-$2,500 deal.