LG 55UM340E0UZ 55"

★★★☆☆ 2.5 (1)
Screen 55
Resolution 3840x2160
Panel LED
Refresh 60 Hz
smart platform Android TV
LG 55UM340E0UZ 55" tv
26 Overall Score
Also available in:

Snapshot

Pros & Cons

Pros

  • Strong display (69th percentile) 69th

Cons

  • Below average picture quality (2th percentile)
  • Below average hdr (13th percentile)
  • Below average audio (13th percentile)
  • Below average gaming (17th 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.

1Q2 '25
Happy (4-5★)Unhappy (1-2★)Bar height = number of reviews

Based on 1 dated customer reviews, grouped by calendar quarter. Period analysis is in English.

The proof

Performance

Performance Percentiles

Hdr 12.6
Audio 13.1
Smart 19.7
Gaming 16.7
Display 68.7
Connectivity 50.8
Social Proof 17.9
Picture Quality 2.2

Specifications

Full Specifications

Display

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

Picture Quality

Brightness 250 nits
Contrast Ratio 1200:1
Color Gamut 68% NTSC

Gaming

Refresh Rate 60 Hz

Smart TV

Platform Android TV

Audio

Wattage 20
Dolby Atmos No

Connectivity

HDMI Ports 3
USB Ports 1
Wi-Fi Wi-Fi
Bluetooth Yes
Ethernet Yes
VESA Mount 200x200

Power & Size

Energy Star Yes
Annual Energy 234
Weight 14.9 kg / 32.8 lbs

vs Competition

Spec LG 55UM340E0UZ 55" Sony BRAVIA XR XR77A95L Samsung Neo QLED QN900F TCL QM7K Series 75QM7K Hisense U7 Series 75U75QG Roku Plus Series 75R6C7
Screen Size 55 77 85 75 75 75
Resolution 3840x2160 3840x2160 7680x4320 3840x2160 4K 3840x2160
Panel Type LED QD-OLED Neo QLED QLED MiniLED QLED
Refresh Rate 60 120 120 144 165 60
Hdr - HDR 10, Hybrid Log-Gamma (HLG), Dolby Vision HDR10, HDR10+, HLG 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 Android TV Google TV Tizen Google TV Google TV Roku TV
Dolby Vision - true false true true true
Dolby Atmos false true true true true true
Hdmi Version - 2.1 2.1 2.1 2.1 2.1
Compare Compare Compare Compare Compare
Product HdrAudioSmartGamingDisplayConnectivitySocial ProofPicture Quality
LG 55UM340E0UZ 55" 12.613.119.716.768.750.817.92.2
Sony BRAVIA XR XR77A95L Compare 91.391.590.286.598.584.382.996.4
Samsung Neo QLED QN900F Compare 93.89977.388.399.896.999.993.7
TCL QM7K Series 75QM7K Compare 91.390.497.593.688.489.68997.3
Hisense U7 Series 75U75QG Compare 91.393.895.895.23796.995.298.5
Roku Plus Series 75R6C7 Compare 76.281.899.856.588.489.699.635.9

Usage Scores

Overall (26.2)Budget (31.8)Gaming (20.5)Movies (16.7)Sports (22.3)Outdoor (17.3)Portable (22.4)Corporate (33.1)Streaming (22)Smart Home (24.1)

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

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