LG PK640S Series PK640S 75"
A 16/7 duty cycle and embedded webOS 25 signage platform make this 75-inch display purpose-built for continuous commercial operation rather than home viewing. Its 300-nit direct-lit panel and RS-232 control support reliable, networked content management in bright indoor environments. This display is best for businesses needing a large-format digital signage solution for conference rooms or retail spaces, not for consumers seeking high-contrast home theater performance.
Screen 75"
Resolution 3840x2160
Panel LED
Refresh 60 Hz
HDR HDR10, HLG
smart platform webOS
hdmi version 2.0
46 综合评分
价格 ₹0
概览
优缺点
优点
- Strong display (76th percentile) 76th
缺点
- Below average social proof (10th percentile)
实测数据
性能表现
规格参数
完整规格参数
Display
| Size | 75" |
| Resolution | 4K |
| Panel Type | LED |
| Backlight | Direct LED |
| Aspect Ratio | 16:9 |
| Curved | No |
Picture Quality
| Brightness | 300 nits |
| Contrast Ratio | 1200:1 |
HDR
| HDR Formats | HDR10, HLG |
| Dolby Vision | No |
| HDR10+ | No |
| HLG | Yes |
Gaming
| Refresh Rate | 60 Hz |
| Response Time | 8 |
| ALLM | No |
| Game Mode | No |
Smart TV
| Platform | webOS |
| Works With | Ring |
Audio
| Speaker Config | 2 |
| Wattage | 20 |
| Dolby Atmos | No |
| eARC | No |
Connectivity
| HDMI Ports | 2 |
| HDMI Version | 2 |
| USB Ports | 1 |
| Wi-Fi | Wi-Fi 5 |
| Bluetooth | Yes |
| Ethernet | Yes |
| Optical Audio | Yes |
| VESA Mount | 300x300 |
Power & Size
| Power | 170 |
| Energy Star | Yes |
| Weight | 23.5 kg / 51.8 lbs |
竞品对比
| Spec | LG PK640S Series PK640S 75" | Sony BRAVIA 9 K85XR90 | Samsung Neo QLED QN75QN990FFXZA | Hisense U8 Series 100U8QG | TCL QM6K Series 55QM6K | Roku Plus Series 65R6C7 |
|---|---|---|---|---|---|---|
| Screen Size | 75 | 85 | 75 | 99.5 | 55 | 65 |
| Resolution | 3840x2160 | 3840x2160 | 7680x4320 | 3840x2160 | 3840x2160 | 3840x2160 |
| Panel Type | LED | Mini-LED | QD-Mini-LED | Mini-LED | QLED | Mini-LED |
| Refresh Rate | 60 | 120 | 120 | 165 | 144 | 60 |
| Hdr | HDR10, HLG | HDR 10, Hybrid Log-Gamma (HLG), Dolby Vision | HDR10, HDR10+, 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 | webOS | Google TV | Tizen | Google TV | Google TV | Roku TV |
| Dolby Vision | false | true | false | true | true | true |
| Dolby Atmos | false | true | true | true | true | true |
| Hdmi Version | 2.0 | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 |
| Compare | Compare | Compare | Compare | Compare |
| 产品 | HDR | Audio | Smart | 游戏 | Display | Connectivity | 用户口碑 | Picture Quality |
|---|---|---|---|---|---|---|---|---|
| LG PK640S Series PK640S 75" | 63.9 | 36.2 | 40.6 | 42.5 | 76 | 52.3 | 10.3 | 36.7 |
| Sony BRAVIA 9 K85XR90 Compare | 76.7 | 96.9 | 91.6 | 79.3 | 94.5 | 92.7 | 88 | 79.7 |
| Samsung Neo QLED QN75QN990FFXZA Compare | 85.1 | 99.5 | 84.7 | 88.3 | 99.6 | 99.9 | 99.9 | 85.2 |
| Hisense U8 Series 100U8QG Compare | 91.5 | 98.2 | 95.7 | 95 | 94.5 | 86 | 77 | 98.8 |
| TCL QM6K Series 55QM6K Compare | 98.7 | 88.1 | 97.5 | 93.4 | 77.8 | 88.9 | 88 | 98.7 |
| Roku Plus Series 65R6C7 Compare | 76.7 | 82.3 | 99.8 | 58.8 | 84.9 | 88.9 | 94.6 | 36.7 |
使用场景评分
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