On sale 10%
LG UM340E 55UM340E0UZ 55"
Its ADS LCD panel provides wider viewing angles than typical VA panels, making it suitable for off-axis visibility in meeting rooms, though the 250-nit brightness limits its use in brightly lit spaces. Built-in Wi-Fi, Bluetooth, and Android TV enable direct content streaming and network-based digital signage management without external players. This display is best for businesses and classrooms needing a basic, network-controllable 4K screen for presentations and simple signage in controlled indoor lighting.
Screen 55"
Resolution 3840x2160
Panel LED
Refresh 60 Hz
smart platform Android TV
29 Overall Score
Price $524
Snapshot
Pros & Cons
Pros
- Strong display (67th percentile) 67th
Cons
- Below average picture quality (2nd percentile)
- Below average hdr (13th percentile)
- Below average gaming (17th percentile)
- Below average social proof (18th percentile)
The proof
Performance
Specifications
Full Specifications
Display
| Size | 55" |
| Resolution | 4K |
| Panel Type | LED |
| Backlight | Direct LED |
| Aspect Ratio | 16:9 |
| Curved | No |
Picture Quality
| Brightness | 250 nits |
| Contrast Ratio | 1200:1 |
| Color Gamut | 68% NTSC |
HDR
| Dolby Vision | No |
| HDR10+ | No |
| HLG | No |
Gaming
| Refresh Rate | 60 Hz |
Smart TV
| Platform | Android TV |
Audio
| Speaker Config | 2-Channel |
| Wattage | 20 |
| Dolby Atmos | No |
Connectivity
| HDMI Ports | 3 |
| USB Ports | 1 |
| Wi-Fi | ✓ |
| Bluetooth | Yes |
| Ethernet | Yes |
| VESA Mount | 200x200 |
Power & Size
| Power | 115 |
| Energy Star | Yes |
| Annual Energy | 234 |
| Weight | 14.9 kg / 32.8 lbs |
vs Competition
| Spec | LG UM340E 55UM340E0UZ 55" | Sony BRAVIA 5 K55XR50 | Hisense U7 Series 75U75QG | TCL QM7K Series 55QM7K | Samsung QN80F QN75QN80FAFXZA | Roku Pro Series 65R8C5 |
|---|---|---|---|---|---|---|
| Screen Size | 55 | 55 | 75 | 55 | 75 | 65 |
| Resolution | 3840x2160 | 3840x2160 | 4K | 3840x2160 | 3840x2160 | 3840x2160 |
| Panel Type | LED | Mini-LED | Mini-LED | Mini-LED | Mini-LED | Mini-LED |
| Refresh Rate | 60 | 120 | 165 | 144 | 120 | 120 |
| Hdr | - | Dolby Vision, HDR10, HLG | Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) | HDR10, HDR10+, HLG | Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG) |
| Smart Platform | Android TV | Google TV | Google TV | Google TV | Tizen | Roku TV |
| Dolby Vision | false | true | true | true | false | 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 | HDR | Audio | Smart | Gaming | Display | Connectivity | Social Proof | Picture Quality |
|---|---|---|---|---|---|---|---|---|
| LG UM340E 55UM340E0UZ 55" | 12.5 | 33.3 | 19.9 | 16.6 | 67.1 | 50.7 | 17.6 | 2.2 |
| Sony BRAVIA 5 K55XR50 Compare | 97 | 91.8 | 90.3 | 78.6 | 79.1 | 93 | 87.9 | 93.6 |
| Hisense U7 Series 75U75QG Compare | 91.3 | 93.4 | 95.8 | 94.9 | 49 | 96.7 | 87.9 | 97.8 |
| TCL QM7K Series 55QM7K Compare | 91.3 | 68.9 | 97.5 | 93.3 | 79.1 | 89 | 87.9 | 98.1 |
| Samsung QN80F QN75QN80FAFXZA Compare | 84.8 | 87.7 | 93.4 | 88.1 | 89 | 89 | 98.3 | 79.1 |
| Roku Pro Series 65R8C5 Compare | 76.1 | 84.7 | 85.2 | 88.1 | 84.1 | 93 | 94.5 | 36 |
Price
Value & Pricing
From $524
Best Buy 1 offer From $524
B&H Photo 1 offer From $579
Amazon 1 offer From $640
Price History
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
