LG B4 Series OLED77B4PUA 77.8"
LG
68 综合评分
vs
Roku Plus Series 55R6C7 55"
Roku
79 综合评分
买家怎么说
LG B4 Series OLED77B4PUA 77.8"
82 满分 100 置信度高 200 条评价
LG B4 OLED电视因其令人惊叹的画质、深邃的黑色和鲜艳的色彩而获得压倒性的好评，成为电影和游戏的首选。许多用户强调其作为OLED电视的卓越性价比，尽管有些人报告了webOS界面缓慢、连接问题以及偶尔的坏点或可靠性问题。内置音响被认为尚可，但通常与条形音箱搭配使用以获得更好的体验。
优点
- 令人惊叹的画质
- 深邃的黑色和鲜艳的色彩
- OLED卓越的性价比
- 非常适合游戏和电影
- 流畅的120Hz刷新率
缺点
- webOS界面缓慢
- 连接和流媒体问题
- 使用后不久出现坏点
- 内置音响质量差
- 遥控器灵敏度问题
Picture quality 35
Value for money 20
Webos performance 8
Sound quality 12
Reliability 10
Connectivity 6
Roku Plus Series 55R6C7 55"
92 满分 100 置信度中 13 条评价
这款Roku电视深受买家喜爱，他们称赞其清晰明亮的画质和出人意料的好内置音效，甚至让一位用户放弃了条形音箱。对于已有Roku设备的家庭来说，设置非常简单，语音控制的睡眠定时器和待机背景图也备受赞赏。价格被认为非常划算，多位用户已计划再买一台。
优点
- 清晰明亮的画质
- 出色的内置音效
- Roku设置简单
- 语音控制睡眠定时器
- 物超所值
缺点
- 未提及缺点
Picture quality 4
Sound quality 4
Ease of setup 4
Value for money 3
Roku integration 3
Voice control 2
评分
Smart Home
Streaming
Budget
Gaming
Corporate
Sports
Movies
Portable
Outdoor
规格
| LG B4 Series OLED77B4PUA 77.8" | Roku Plus Series 55R6C7 55" | |
|---|---|---|
| Display | ||
| Size | 77.8" | 55" |
| Resolution | 4K | 4K |
| Panel Type | OLED★ | QLED |
| Backlight | OLED★ | Full-Array LED |
| Aspect Ratio | — | 16:9 |
| Curved | ✗ | ✗ |
| Picture Quality | ||
| Contrast Ratio | Infinite | — |
| Motion Tech | — | Variable Refresh Rate (VRR) |
| Processor | α8 AI Processor | Roku Smart Picture Max |
| HDR | ||
| HDR Formats | Dolby Vision, HDR 10, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG) |
| Dolby Vision | ✓ | ✓ |
| HDR10+ | ✗ | ✓★ |
| HLG | ✓ | ✓ |
| Gaming | ||
| Refresh Rate | 120 Hz★ | 60 Hz |
| VRR | G-SYNC Compatible (NVIDIA Adaptive Sync), FreeSync (AMD Adaptive | VRR |
| ALLM | — | ✓★ |
| Game Mode | — | ✓★ |
| Smart TV | ||
| Platform | webOS | Roku TV |
| Voice Assistant | Amazon Alexa | Roku Voice, Siri, Alexa, Google Assistant |
| Screen Mirroring | Apple AirPlay 2, Chromecast | Apple AirPlay 2, Miracast |
| Works With | — | Apple Home, Amazon Alexa, Google Home |
| Audio | ||
| Speaker Config | 2.0 | 3 |
| Wattage | — | 20W★ |
| Dolby Atmos | ✓ | ✓ |
| Surround Sound | Dolby Atmos | Dolby Atmos, Dolby Audio |
| eARC | ✓ | ✓ |
| Connectivity | ||
| HDMI Ports | 4 | 4 |
| HDMI Version | 2.1 | 2.1 |
| USB Ports | 2★ | 1 |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 6★ |
| Bluetooth | 5.1 | 5.2★ |
| Ethernet | ✓ | ✓ |
| Optical Audio | ✓ | ✓ |
| VESA Mount | 300mm x 200mm | 300x300 |
| Power & Size | ||
| Energy Star | ✓★ | ✗ |
| Annual Energy | 296 kWh | 175 kWh★ |
| Weight | 22.91 kg | 12.43 kg★ |
优缺点
LG B4 Series OLED77B4PUA 77.8"
- Strong social proof (94th percentile)94th %ile
- Strong smart (90th percentile)90th %ile
- Strong connectivity (86th percentile)86th %ile
- Strong audio (77th percentile)
Roku Plus Series 55R6C7 55"
- Strong smart (100th percentile)100th %ile
- Strong social proof (94th percentile)94th %ile
- Strong user sentiment (93rd percentile)93rd %ile
- Strong connectivity (89th percentile)89th %ile
结论
胜出: Roku Plus Series 55R6C7 55"
Scores 79 overall, wins 5 of 9 usage categories and 8 of 37 specs.