LG PK340S 55"

★★★☆☆ 2.5 (3)

Built for commercial environments, this 55-inch display features a direct-lit LED LCD panel with a 3840 x 2160 native resolution and integrated LAN and RS-232 control for centralized management. Its webOS platform supports HDR10 and HLG formats while enabling embedded content playback and group management for digital signage. This unit is best for retail and hospitality businesses needing a reliable, remotely controllable display for 16/7 operation, not for home theater or gaming.

Screen 55"
Resolution 3840x2160
Panel LED
Refresh 60 Hz
HDR HDR10, HLG
smart platform webOS
hdmi version 2.01
LG PK340S 55" tv
30 Overall Score
Also available in:

Snapshot

Pros & Cons

Pros

  • Strong display (68th percentile) 68th

Cons

  • Below average user sentiment (1st percentile)
  • Below average audio (15th percentile)
  • Below average social proof (23rd percentile)
  • Below average smart (31st percentile)

What owners think

How owner sentiment changed over time

Exclusive

Based on when customers actually wrote their reviews - so you can see whether early praise held up.

15/100Our AI sentiment readlow confidence · 7 sources · May 2026

The proof

Performance

Performance Percentiles

HDR 64
Audio 14.8
Smart 30.8
Gaming 42.7
Display 67.9
User Sentiment 0.8
Connectivity 39.4
Social Proof 22.7
Picture Quality 36.7

Specifications

Full Specifications

Display

Size 55"
Resolution 4K
Panel Type LED
Aspect Ratio 16:9

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

Smart TV

Platform webOS

Audio

Wattage 20
Dolby Atmos No

Connectivity

HDMI Ports 2
HDMI Version 2.01
USB Ports 1
Ethernet Yes
Optical Audio Yes
VESA Mount 200x300

Power & Size

Weight 10.2 kg / 22.5 lbs

vs Competition

Spec LG PK340S 55" Sony BRAVIA 9 K85XR90 Hisense U8 Series 100U8QG Samsung Neo QLED QN70F TCL QM6K Series 55QM6K Roku Plus Series 65R6C7
Screen Size 55 85 99.5 75 55 65
Resolution 3840x2160 3840x2160 3840x2160 3840x2160 3840x2160 3840x2160
Panel Type LED Mini-LED Mini-LED Mini-LED QLED Mini-LED
Refresh Rate 60 120 165 120 144 60
Hdr HDR10, HLG HDR 10, Hybrid Log-Gamma (HLG), Dolby Vision Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) HDR10+ Dolby Vision, HDR10+, HDR10, HLG Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG)
Smart Platform webOS Google TV Google TV Tizen Google TV Roku TV
Dolby Vision false true true false true true
Dolby Atmos false true true true true true
Hdmi Version 2.01 2.1 2.1 2.1 2.1 2.1
Compare Compare Compare Compare Compare
Product HDRAudioSmartGamingDisplayUser SentimentConnectivitySocial ProofPicture Quality
LG PK340S 55" 6414.830.842.767.90.839.422.736.7
Sony BRAVIA 9 K85XR90 Compare 76.896.991.679.394.565.492.788.179.8
Hisense U8 Series 100U8QG Compare 91.598.295.795.194.597.9867798.8
Samsung Neo QLED QN70F Compare 70.878.393.288.389.697.988.994.579.8
TCL QM6K Series 55QM6K Compare 98.888.197.593.477.879.188.988.198.7
Roku Plus Series 65R6C7 Compare 76.882.399.858.98579.188.994.536.7

Price

Value & Pricing

From $880 1 offer across 1 retailer
B&H Photo 1 offer From $880

Price History

$600 $700 $800 $900 $1,000 May 12May 16 $880

Usage Scores

Overall (29.8)Budget (36)Gaming (38.5)Movies (30.6)Sports (39.5)Outdoor (26.8)Portable (25.3)Corporate (35.8)Streaming (36.6)Smart Home (32.9)

A full written review is coming soon. The specs, scores, prices and charts above are always up to date.

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