LG PK640S Series PK640S 50"

Screen 50
Resolution 3840x2160
Panel LED
Refresh 60 Hz
HDR HDR10, HLG
smart platform webOS
hdmi version 2.0
LG PK640S Series PK640S 50" tv
38 综合评分
其他可用国家/地区:

Snapshot

优缺点

Pros

Cons

  • Below average user sentiment (3th percentile)
  • Below average smart (30th percentile)
  • Below average social proof (33th percentile)
  • Below average audio (33th percentile)

What owners think

用户口碑如何随时间变化

独家

依据客户实际撰写评价的时间——让你看到最初的好评是否持续。

25/100我们的 AI 口碑分析置信度低 · 7 个来源 · 2026年5月
111Q1 '25Q2 '25Q3 '25
满意(4-5★)不满意(1-2★)柱形高度 = 评价数量

基于 3 条带日期的客户评价,按日历季度分组。分期分析为英文。

The proof

性能表现

性能百分位

Hdr 62.8
Audio 33.4
Smart 29.8
Gaming 35.9
Display 63.7
User Sentiment 2.7
Connectivity 51.1
Social Proof 33.2
Picture Quality 36.3

规格参数

完整规格参数

Display

Size 50"
Resolution 4K
Panel Type LED
Backlight Direct LED
Aspect Ratio 16:9

Picture Quality

Brightness 300 nits
Peak Brightness 300
Contrast Ratio 5000:1

HDR

HDR Formats HDR10, HLG
Dolby Vision No
HDR10+ No
HLG Yes

Gaming

Refresh Rate 60 Hz
Response Time 9.5

Smart TV

Platform webOS

Audio

Speaker Config 2
Wattage 20
Dolby Atmos 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 200x300

Power & Size

Power 102
Weight 8.6 kg / 19.0 lbs

竞品对比

Spec LG PK640S Series PK640S 50" Samsung Neo QLED QN900F Sony BRAVIA 9 K85XR90 Hisense U8 Series 75U8QG TCL QM7K Series 98QM7K Roku Pro Series 55R8C5
Screen Size 50 85 85 75 97.5 55
Resolution 3840x2160 7680x4320 3840x2160 3840x2160 4K 3840x2160
Panel Type LED MiniLED MiniLED QLED QLED QLED
Refresh Rate 60 120 120 165 144 120
Hdr HDR10, HLG HDR10, HDR10+, HLG HDR 10, Hybrid Log-Gamma (HLG), Dolby Vision Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG)
Smart Platform webOS Tizen Google TV Google TV Google TV Roku TV
Dolby Vision false false true 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
Product HdrAudioSmartGamingDisplayUser SentimentConnectivitySocial ProofPicture Quality
LG PK640S Series PK640S 50" 62.833.429.835.963.72.751.133.236.3
Samsung Neo QLED QN900F Compare 94.299.179.588.499.169.196.899.993.7
Sony BRAVIA 9 K85XR90 Compare 76.296.892.37982.169.193.298.379.3
Hisense U8 Series 75U8QG Compare 91.698.195.895.487.6086.394.798.6
TCL QM7K Series 98QM7K Compare 91.681.597.493.752.693.583.998.397.7
Roku Pro Series 55R8C5 Compare 76.284.785.988.478.7093.298.336.3

使用场景评分

Overall (37.8)Budget (43.1)Gaming (39.1)Movies (37)Sports (43.1)Outdoor (32.6)Portable (39.4)Corporate (36)Streaming (41.9)Smart Home (37.8)

完整评测即将发布。上方的规格、评分、价格和图表始终保持最新。

其他配置5

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