Samsung QN70H Series QN50QN70HAFXZA 50"
Samsung
72 综合评分
vs
Roku Pro Series 55R8C5 55"
Roku
80 综合评分
买家怎么说
Samsung QN70H Series QN50QN70HAFXZA 50"
暂无用户反馈
Roku Pro Series 55R8C5 55"
92 满分 100 置信度中 26 条评价
Roku Pro系列电视因其卓越的画质、鲜艳的色彩和深邃的黑色而获得压倒性的正面反馈。用户称赞内置音响，通常认为其足够好而无需回音壁，并强调响应迅速且用户友好的Roku界面。可充电、带背光且具有定位功能的遥控器是一个便捷的亮点。一些小的批评包括反光的亮面屏幕、无法自定义的快捷按钮，以及偶尔出现的初始问题（如局部调光瑕疵，但很快得到解决）。
优点
- 卓越的画质，色彩鲜艳
- 深邃的黑色和出色的对比度
- 出色的内置音响，通常无需回音壁
- 响应迅速且快速的Roku界面
- 可充电背光遥控器，带定位功能
缺点
- 亮面屏幕导致反光
- 遥控器上的快捷按钮无法自定义
- 初始局部调光瑕疵（已快速解决）
- 比预期重
- 低音有时不足
Picture quality 10
Sound quality 9
Ease of use 8
Remote control 7
Value for money 6
Gaming performance 3
评分
Smart Home
Budget
Streaming
Gaming
Sports
Corporate
Portable
Movies
Outdoor
规格
| Samsung QN70H Series QN50QN70HAFXZA 50" | Roku Pro Series 55R8C5 55" | |
|---|---|---|
| Display | ||
| Size | 50" | 55" |
| Resolution | 4K | 4K |
| Panel Type | QD-Mini-LED★ | QLED |
| Backlight | Mini-LED★ | Full-Array LED |
| Aspect Ratio | 16:9 | 16:9 |
| Curved | ✗ | ✗ |
| Picture Quality | ||
| Contrast Ratio | — | infinite |
| Color Gamut | 100% Color Volume with Quantum Dot | — |
| Motion Tech | Motion Xcelerator | Variable Refresh Rate (VRR) |
| Processor | NQ4 AI Processor | Roku Smart Picture Max |
| HDR | ||
| HDR Formats | HDR 10+ | Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG) |
| Dolby Vision | ✗ | ✓★ |
| HDR10+ | ✓ | ✓ |
| HLG | ✓ | ✓ |
| Gaming | ||
| Refresh Rate | 60 Hz | 120 Hz★ |
| VRR | Motion Xcelerator + DLG 120Hz | FreeSync Premium Pro, VRR |
| ALLM | ✓ | ✓ |
| Game Mode | ✓ | ✓ |
| Smart TV | ||
| Platform | Tizen | Roku TV |
| Voice Assistant | Bixby | Not Applicable, Not Applicable |
| Screen Mirroring | Apple AirPlay | Apple AirPlay 2, Miracast |
| Works With | SmartThings | Apple Home, Amazon Alexa, Google Home |
| Audio | ||
| Speaker Config | 2.0 | 4 |
| Wattage | 20W★ | — |
| Dolby Atmos | ✗ | ✓★ |
| Surround Sound | Surround Sound | Dolby Atmos, Dolby Audio |
| eARC | ✓ | ✓ |
| Connectivity | ||
| HDMI Ports | 3 | 4★ |
| HDMI Version | 2.1 | 2.1 |
| USB Ports | 2 | 2 |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 6★ |
| Bluetooth | 5.3★ | 5.2 |
| Ethernet | ✓ | ✓ |
| Optical Audio | ✓ | ✓ |
| VESA Mount | 200x200 | 200x200 |
| Power & Size | ||
| Power | 30W★ | 235W |
| Energy Star | ✓★ | ✗ |
| Annual Energy | 186 kWh★ | 238 kWh |
| Weight | 11.11 kg★ | 18.55 kg |
优缺点
Samsung QN70H Series QN50QN70HAFXZA 50"
- Strong smart (91st percentile)91st %ile
- Strong social proof (87th percentile)87th %ile
- Strong display (79th percentile)
- Strong picture quality (79th percentile)
Roku Pro Series 55R8C5 55"
- Strong connectivity (93rd percentile)93rd %ile
- Strong user sentiment (92nd percentile)92nd %ile
- Strong gaming (89th percentile)89th %ile
- Strong social proof (87th percentile)87th %ile
价格
结论
胜出: Roku Pro Series 55R8C5 55"
Scores 80 overall, wins 4 of 9 usage categories and 5 of 39 specs.
