LG UT70 50" vs Samsung QN85D 55"
LG's UT70 represents a budget-friendly entry point with respectable 4K performance at 50 inches, delivering 300 nits brightness and solid 14ms gaming input lag. Samsung's QN85D (55 inches) occupies an entirely different tier with Neo QLED Mini-LED technology, delivering an impressive 2000 nits peak brightness, 120Hz refresh rate, and superior 9ms input lag for competitive gaming. Picture quality differences are stark—the QN85D's Quantum HDR 20x processing and Mini-LED backlighting create vastly superior contrast and color accuracy versus the UT70's standard LED panel. Audio capabilities favor Samsung's 2.2.2ch Object Tracking Sound system (40W) over LG's basic 2.0ch (20W). At nearly 4x the price, the QN85D justifies its cost through professional-grade gaming features (VRR support), brighter panel, and advanced processing. Budget-conscious buyers should choose the UT70 for acceptable 4K viewing; serious gamers and home theater enthusiasts absolutely need the QN85D.
Full Specifications
| Spec | LG UT70 50" | Samsung QN85D 55" |
|---|---|---|
| Body | ||
| VESA mount | 200 x 200mm | 400 x 400mm |
| Weight | 21.2 lbs | 46.7 lbs |
| Dimensions (w/ stand) | 44.1 x 28.2 x 8.3 inches | 48.4 x 31.5 x 11.2 inches |
| Audio | ||
| Output (watts) | 20 | 40 |
| Speakers | 2.0ch | 2.2.2ch Object Tracking Sound Lite |
| Dolby Atmos | ||
| Gaming | ||
| VRR (Variable Refresh Rate) | ||
| ALLM | ||
| Input lag (ms) | 14 | 9 |
| Display | ||
| HDR | HDR10, HLG | Quantum HDR 20x, HDR10+, HLG |
| Size | 50" | 55" |
| Type | LED | Neo QLED Mini-LED |
| Resolution | 3840 x 2160 (4K UHD) | 3840 x 2160 (4K UHD) |
| Refresh rate | 60Hz | 120Hz |
| Brightness (nits) | 300 | 2000 |
| Smart TV | ||
| Os | webOS 24 | Tizen OS |
| Voice assistant | ThinQ AI, Alexa, Google Assistant | Bixby, Alexa, Google Assistant |
| Processor | ||
| Chipset | α5 AI Processor 4K Gen 7 | Neural Quantum Processor 4K Lite |
| Connectivity | ||
| Wi-Fi | Wi-Fi 5 (802.11ac) | Wi-Fi 5 (802.11ac) |
| Ethernet | ||
| Bluetooth | 5.0 | 5.2 |
| USB ports | 1 | 2 |
| HDMI ports | 3 | 4 |
Category Scores
Pros & Cons
LG UT70 50"
Pros
- webOS 24 smart TV platform at budget pricing — best-in-class software for the price
- AI-assisted upscaling from the α5 processor improves SD/HD content
- Magic Remote with point-and-click navigation included
- Lightweight and easy to mount at 21 lbs
- Supports Alexa, Google Assistant, and Apple AirPlay 2
Cons
- 60Hz panel — no 120Hz or VRR for gaming
- Low brightness limits HDR impact
- No Dolby Vision — only basic HDR10
- Narrow viewing angles typical of budget VA panels
Samsung QN85D 55"
Pros
- Mini-LED backlighting delivers strong contrast for a 55-inch at this price
- All four HDMI 2.1 ports support 4K@120Hz for gaming
- VRR and ALLM make it a solid choice for PS5 and Xbox Series X
- Anti-glare coating keeps the picture clean in bright environments
Cons
- Fewer Mini-LED dimming zones than the QN90D limits peak contrast performance
- No Dolby Atmos — Samsung's proprietary audio ecosystem only
- Tizen home screen includes ads and sponsored app rows
- The Lite processor shows its limits with complex 8K and AI upscaling scenes
Related Comparisons
Explore more in tvs, see all LG products or all Samsung products. View full details for the LG UT70 50" or the Samsung QN85D 55".