Samsung QN990F 75"
Roku Select Series 75R4C5 74.5"
买家怎么说
Samsung QN990F 75"
总体而言,用户对这款电视非常满意,称赞其出色的亮度、鲜艳的色彩和清晰的画质。许多人强调其在游戏和电影中的沉浸式体验,部分人注意到令人印象深刻的音场和响应灵敏的界面。一些小的批评包括缺乏8K内容和希望遥控器有更多选项,但这并不影响压倒性的积极情绪。
优点
- 出色的亮度
- 鲜艳的色彩
- 清晰的画质
- 沉浸式音场
- 响应灵敏的界面
缺点
- 缺乏8K内容
- 遥控器选项有限
- 界面需要改进
Roku Select Series 75R4C5 74.5"
顾客对这款Roku电视的评价非常积极,称赞其画质、性价比和轻便设计。许多人是回头客,表明品牌忠诚度很高。唯一的小缺点是声音可以更大一些,但总体满意度很高。
优点
- 出色的画质
- 性价比高
- 轻便设计
- 可靠品牌
缺点
- 声音可以更大一些
评分
规格
| Samsung QN990F 75" | Roku Select Series 75R4C5 74.5" | |
|---|---|---|
| Display | ||
| Size | 75" | 74.5" |
| Resolution | 8K★ | 4K |
| Panel Type | Mini-LED★ | LED |
| Backlight | Mini-LED★ | Direct LED |
| Aspect Ratio | 16:9 | 16:9 |
| Curved | ✗ | ✗ |
| Screen Finish | matte | glossy |
| Picture Quality | ||
| Contrast Ratio | infinite | — |
| Color Gamut | Not Specified by Manufacturer | — |
| Color Depth | 10-bit★ | — |
| Motion Tech | Motion Xcelerator 240 Hz | Variable Refresh Rate (VRR) |
| Processor | NQ8 AI Gen3 Processor | HDR Plus |
| HDR | ||
| HDR Formats | HDR10, HDR10+, HLG | HDR10+, HLG |
| Dolby Vision | ✗ | ✗ |
| HDR10+ | ✓ | ✓ |
| HLG | ✓ | ✓ |
| Gaming | ||
| Refresh Rate | 120 Hz★ | 60 Hz |
| VRR | FreeSync Premium Pro | VRR |
| ALLM | ✓★ | — |
| Game Mode | ✓★ | — |
| Smart TV | ||
| Platform | Tizen | Roku TV |
| Voice Assistant | Amazon Alexa, Bixby | Roku Voice, Siri, Alexa, Google Assistant |
| Screen Mirroring | Apple AirPlay | Apple AirPlay 2, Miracast |
| Works With | — | Apple Home, Amazon Alexa, Google Home |
| Audio | ||
| Speaker Config | 6.2.4 | 2.0 |
| Wattage | 90W★ | — |
| Dolby Atmos | ✓★ | ✗ |
| Surround Sound | Dolby Atmos | Dolby Audio |
| eARC | ✓ | ✓ |
| Connectivity | ||
| HDMI Ports | 5★ | 3 |
| HDMI Version | 2.1 | 2.1 |
| USB Ports | 4★ | 1 |
| Wi-Fi | Wi-Fi 6E★ | Wi-Fi 5 |
| Bluetooth | 5.3★ | 5.2 |
| Ethernet | ✓ | ✓ |
| Optical Audio | ✓ | ✓ |
| VESA Mount | 400x300 | 400x300 |
| Power & Size | ||
| Power | 327W★ | — |
| Energy Star | ✗ | ✗ |
| Annual Energy | 607 kWh | 406 kWh★ |
| Weight | 30.80 kg | 21.18 kg★ |
优缺点
Samsung QN990F 75"
- Strong connectivity (100th percentile)100th %ile
- Strong audio (100th percentile)100th %ile
- Strong social proof (100th percentile)100th %ile
- Strong display (100th percentile)100th %ile
- Below average affordability (13th percentile)13th %ile
Roku Select Series 75R4C5 74.5"
- Strong smart (100th percentile)100th %ile
- Strong social proof (98th percentile)98th %ile
- Strong user sentiment (84th percentile)84th %ile
- Strong hdr (83rd percentile)83rd %ile
结论
Scores 97 overall, wins 9 of 9 usage categories and 14 of 41 specs.