Sony BRAVIA XR8B K55XR8B 55"
The 55-inch 4K OLED panel uses the Cognitive Processor XR to precisely control over 8 million self-lit pixels for pure blacks and supports 120Hz VRR gaming. Its Google TV platform integrates AirPlay 2 and Chromecast for unified streaming, while studio-calibrated modes and Dolby Vision/Atmos deliver accurate, cinematic playback. This TV is best for home theater enthusiasts and console gamers who prioritize deep contrast, accurate HDR, and responsive motion handling.
Screen 55"
Resolution 3840x2160
Panel OLED
Refresh 120 Hz
HDR HDR 10, Hybrid Log-Gamma (HLG), Dolby Vision
smart platform Google TV
dolby vision 是
dolby atmos 是
89 综合评分
价格 R$0
暂无在售信息
概览
用户评价
用户口碑如何随时间变化
独家依据客户实际撰写评价的时间--让你看到最初的好评是否持续。
用户口碑随时间保持稳定
92/100我们的 AI 口碑分析
基于 200 条带日期的客户评价，按日历季度分组。分期分析为英文。
实测数据
Performance
Specifications
Full Specifications
Display
| Size | 55" |
| Resolution | 4K |
| Panel Type | OLED |
| Backlight | OLED |
| Aspect Ratio | 16:9 |
| Curved | No |
Picture Quality
| Contrast Ratio | infinite |
| Motion Tech | XR OLED Motion technology |
| Processor | Cognitive Processor XR |
HDR
| HDR Formats | HDR 10, Hybrid Log-Gamma (HLG), Dolby Vision |
| Dolby Vision | Yes |
| HDR10+ | No |
| HLG | Yes |
Gaming
| Refresh Rate | 120 Hz |
| VRR | ✓ |
| ALLM | Yes |
| Game Mode | Yes |
Smart TV
| Platform | Google TV |
| Voice Assistant | Google Assistant |
| Screen Mirroring | Miracast, Apple AirPlay 2 |
| Works With |
Audio
| Dolby Atmos | Yes |
| Surround Sound | Dolby Surround, DTS, DTS Digital Surround, DTS-HD, DTS:X |
| eARC | Yes |
Connectivity
| HDMI Ports | 4 |
| HDMI Version | 2.1 |
| USB Ports | 1 |
| Wi-Fi | ✓ |
| Bluetooth | 5.3 |
| Ethernet | No |
| VESA Mount | 300mm x 300mm |
Power & Size
| Energy Star | No |
| Weight | 17.1 kg / 37.7 lbs |
vs Competition
| Spec | Sony BRAVIA XR8B K55XR8B 55" | Samsung Neo QLED QN75QN990FFXZA | LG G4 Series OLED65G4SUB | Hisense U8 Series 100U8QG | TCL QM6K Series 55QM6K | Roku Plus Series 65R6C7 |
|---|---|---|---|---|---|---|
| Screen Size | 55 | 75 | 65.0999984741211 | 99.5 | 55 | 65 |
| Resolution | 3840x2160 | 7680x4320 | 3840x2160 | 3840x2160 | 3840x2160 | 3840x2160 |
| Panel Type | OLED | QD-Mini-LED | OLED | Mini-LED | QLED | Mini-LED |
| Refresh Rate | 120 | 120 | 120 | 165 | 144 | 60 |
| Hdr | HDR 10, Hybrid Log-Gamma (HLG), Dolby Vision | HDR10, HDR10+, HLG | Dolby Vision, HDR 10, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR10+, HDR10, HLG | Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG) |
| Smart Platform | Google TV | Tizen | webOS | Google TV | Google TV | Roku TV |
| Dolby Vision | true | false | 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 |
| 产品 | HDR | Audio | Smart | 游戏 | Display | User Sentiment | Connectivity | 用户口碑 | Picture Quality |
|---|---|---|---|---|---|---|---|---|---|
| Sony BRAVIA XR8B K55XR8B 55" | 77.2 | 73.7 | 91.8 | 80.2 | 88.4 | 91.1 | 73.1 | 98.4 | 36.5 |
| Samsung Neo QLED QN75QN990FFXZA Compare | 85.5 | 99.5 | 85.3 | 88.8 | 99.6 | 65.2 | 99.9 | 99.9 | 84.5 |
| LG G4 Series OLED65G4SUB Compare | 77.2 | 98.9 | 95.8 | 99.2 | 91.7 | 97.8 | 98.6 | 88.3 | 36.5 |
| Hisense U8 Series 100U8QG Compare | 91.9 | 98.3 | 95.8 | 95.3 | 94.8 | 97.8 | 86.6 | 77.3 | 98.8 |
| TCL QM6K Series 55QM6K Compare | 98.9 | 88.6 | 97.5 | 93.7 | 77.4 | 78.9 | 89.4 | 88.3 | 98.8 |
| Roku Plus Series 65R6C7 Compare | 77.2 | 83.1 | 99.8 | 59 | 84.7 | 78.9 | 89.4 | 94.6 | 36.5 |
