Samsung S90D QN77S90DAFXZA 76.8"
The 77-inch OLED panel powered by the NQ4 AI Gen2 Processor delivers infinite contrast and OLED HDR+ for bright, sharp highlights, bundled with a 3.1.2ch Dolby Atmos soundbar and wireless subwoofer for room-filling audio. Its 144Hz Motion Xcelerator with FreeSync Premium and four HDMI 2.1 ports make it a strong gaming display, while the included Q-Symphony feature synchronizes TV and soundbar speakers. This bundle is best for console and PC gamers who want a large, high-refresh-rate screen with immersive, integrated sound in a single purchase.
Snapshot
Pros & Cons
Pros
- Strong smart (98th percentile) 98th
- Strong display (97th percentile) 97th
- Strong audio (88th percentile) 88th
- Strong connectivity (86th percentile) 86th
Cons
What owners think
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Based on 200 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Display
| Size | 77" |
| Resolution | 4K |
| Panel Type | OLED |
| Backlight | OLED |
| Aspect Ratio | 16:9 |
| Curved | No |
Picture Quality
| Contrast Ratio | infinite |
| Color Gamut | PANTONE Validated |
| Motion Tech | Motion Xcelerator 144Hz |
| Processor | NQ4 AI Gen2 Processor |
HDR
| HDR Formats | HDR 10+, Hybrid Log-Gamma (HLG) |
| Dolby Vision | No |
| HDR10+ | Yes |
| HLG | Yes |
Gaming
| Refresh Rate | 120 Hz |
| VRR | FreeSync Premium (AMD Adaptive Sync) |
| ALLM | Yes |
| Game Mode | Yes |
Smart TV
| Platform | Tizen |
| Voice Assistant | Amazon Alexa, Bixby |
| Screen Mirroring | AirPlay |
| Works With | Alexa, Google |
Audio
| Speaker Config | 2.1 |
| Wattage | 40 |
| Dolby Atmos | Yes |
| Surround Sound | Dolby Atmos |
| eARC | Yes |
Connectivity
| HDMI Ports | 4 |
| HDMI Version | 2.1 |
| USB Ports | 2 |
| Wi-Fi | Wi-Fi 5 |
| Bluetooth | 5.2 |
| Ethernet | Yes |
| Optical Audio | Yes |
| VESA Mount | 400x300 |
Power & Size
| Power | 135 |
| Energy Star | Yes |
| Annual Energy | 348 |
| Weight | 36.6 kg / 80.7 lbs |
vs Competition
| Spec | Samsung S90D QN77S90DAFXZA 76.8" | Sony BRAVIA 9 K85XR90 | Hisense U8 Series 100U8QG | TCL QM6K Series 55QM6K | LG G4 Series OLED65G4SUB | Roku Plus Series 65R6C7 |
|---|---|---|---|---|---|---|
| Screen Size | 77 | 85 | 99.5 | 55 | 65.0999984741211 | 65 |
| Resolution | 3840x2160 | 3840x2160 | 3840x2160 | 3840x2160 | 3840x2160 | 3840x2160 |
| Panel Type | OLED | Mini-LED | Mini-LED | QLED | OLED | Mini-LED |
| Refresh Rate | 120 | 120 | 165 | 144 | 120 | 60 |
| Hdr | HDR 10+, Hybrid Log-Gamma (HLG) | HDR 10, Hybrid Log-Gamma (HLG), Dolby Vision | Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR10+, HDR10, HLG | Dolby Vision, HDR 10, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG) |
| Smart Platform | Tizen | Google TV | Google TV | Google TV | webOS | 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 |
| Product | HDR | Audio | Smart | Gaming | Display | Connectivity | Social Proof | Picture Quality |
|---|---|---|---|---|---|---|---|---|
| Samsung S90D QN77S90DAFXZA 76.8" | 48.7 | 88.1 | 97.5 | 84.7 | 96.9 | 86 | 67 | 36.7 |
| Sony BRAVIA 9 K85XR90 Compare | 76.8 | 96.9 | 91.6 | 79.3 | 94.5 | 92.7 | 88.1 | 79.8 |
| Hisense U8 Series 100U8QG Compare | 91.5 | 98.2 | 95.7 | 95.1 | 94.5 | 86 | 77 | 98.8 |
| TCL QM6K Series 55QM6K Compare | 98.8 | 88.1 | 97.5 | 93.4 | 77.8 | 88.9 | 88.1 | 98.7 |
| LG G4 Series OLED65G4SUB Compare | 76.8 | 98.8 | 95.7 | 99.2 | 91.6 | 98.6 | 88.1 | 36.7 |
| Roku Plus Series 65R6C7 Compare | 76.8 | 82.3 | 99.8 | 58.9 | 85 | 88.9 | 94.5 | 36.7 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
