Samsung U7900 Series UN70U7900FFXZA 70"
Samsung
47 综合评分
vs
Roku Pro Series 55R8C5 55"
Roku
80 综合评分
买家怎么说
Samsung U7900 Series UN70U7900FFXZA 70"
92 满分 100 置信度中 13 条评价
三星70英寸U7900系列4K智能电视收到了用户的热烈反馈，称赞其令人惊叹的画质、鲜艳的色彩和时尚的设计。买家强调其出色的性价比、简便的设置以及流畅的Tizen智能平台。一些人注意到黑色表现可以更深，内置扬声器只是平均水平，但总体而言，它被称赞为日常观看和家庭娱乐的绝佳选择。
优点
- 令人惊叹的画质
- 鲜艳的色彩
- 出色的性价比
- 设置简便
- 时尚的设计
缺点
- 内置扬声器一般
- 暗部场景黑色表现一般
- 遥控器偶尔延迟
Picture quality 5
Value for money 4
Ease of setup 4
Smart platform 3
Design 3
Built in speakers 3
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
Movies
Portable
Outdoor
规格
| Samsung U7900 Series UN70U7900FFXZA 70" | Roku Pro Series 55R8C5 55" | |
|---|---|---|
| Display | ||
| Size | 70" | 55" |
| Resolution | 4K | 4K |
| Panel Type | LED | QLED★ |
| Backlight | Direct LED | Full-Array LED |
| Aspect Ratio | 16:9 | 16:9 |
| Curved | ✗ | ✗ |
| Picture Quality | ||
| Contrast Ratio | — | infinite |
| Motion Tech | Motion Xcelerator | Variable Refresh Rate (VRR) |
| Processor | Crystal Processor 4K | 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 | — | FreeSync Premium Pro, VRR |
| ALLM | — | ✓★ |
| Game Mode | — | ✓★ |
| Smart TV | ||
| Platform | Tizen | Roku TV |
| Voice Assistant | Amazon Alexa, Bixby | Not Applicable, Not Applicable |
| Screen Mirroring | SmartThings | Apple AirPlay 2, Miracast |
| Works With | Google Home, SmartThings | Apple Home, Amazon Alexa, Google Home |
| Audio | ||
| Speaker Config | 2.0 | 4 |
| Wattage | 20W★ | — |
| Dolby Atmos | — | ✓★ |
| Surround Sound | — | Dolby Atmos, Dolby Audio |
| eARC | ✓ | ✓ |
| Connectivity | ||
| HDMI Ports | 2 | 4★ |
| HDMI Version | 2.0 | 2.1★ |
| USB Ports | 1 | 2★ |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 6★ |
| Bluetooth | 5.3★ | 5.2 |
| Ethernet | ✗ | ✓★ |
| Optical Audio | ✓ | ✓ |
| VESA Mount | 400x300 | 200x200 |
| Power & Size | ||
| Power | 43W★ | 235W |
| Energy Star | ✗ | ✗ |
| Annual Energy | 270 kWh | 238 kWh★ |
| Weight | 19.00 kg | 18.55 kg★ |
优缺点
Samsung U7900 Series UN70U7900FFXZA 70"
- Strong smart (94th percentile)94th %ile
- Strong user sentiment (93rd percentile)93rd %ile
- Strong social proof (81st percentile)81st %ile
- Below average gaming (18th percentile)18th %ile
- Below average display (33rd percentile)
Roku Pro Series 55R8C5 55"
- Strong user sentiment (93rd percentile)93rd %ile
- Strong connectivity (93rd percentile)93rd %ile
- Strong gaming (88th percentile)88th %ile
- Strong social proof (87th percentile)87th %ile
结论
胜出: Roku Pro Series 55R8C5 55"
Scores 80 overall, wins 9 of 9 usage categories and 14 of 38 specs.