LG UT70 50" vs Sony X85K 65" (LED)
The Verdict
LG's UT70 offers exceptional value as an entry-level 4K TV, delivering solid 300-nit brightness and webOS 24 with AI upscaling for just $329. Sony's X85K commands a premium at $999 for its 65-inch Direct LED panel with 700-nit peak brightness, Dolby Vision support, and superior gaming features including 120Hz refresh rate and VRR capability. Picture quality differences are substantial,Sony's brighter, more vibrant display with IPS panel technology and superior contrast handling makes it the clear choice for serious viewers and gamers. LG excels in affordability and adequate performance for casual viewing. Gaming performance heavily favors Sony with its 10ms input lag versus LG's 14ms, plus VRR support. Audio specs match identically at 20W 2.0ch, though Sony includes Dolby Atmos. For budget-conscious buyers seeking basic 4K viewing, the LG impresses. Enthusiasts and gamers should invest in Sony's superior hardware and features.
Who Should Buy
Buy the LG UT70 50" if…
- →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
Buy the Sony X85K 65" (LED) if…
- →120Hz with VRR at $999 makes it a capable mid-range gaming TV
- →Wide viewing angles from IPS panel suit family viewing
- →Dolby Vision and Dolby Atmos for full HDR support
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
Sony X85K 65" (LED)
Pros
- 120Hz with VRR at $999 makes it a capable mid-range gaming TV
- Wide viewing angles from IPS panel suit family viewing
- Dolby Vision and Dolby Atmos for full HDR support
- Sony X1 processor handles upscaling and motion well
- Google TV platform with Chromecast built-in
Cons
- IPS panel has poor black levels — contrast is a weakness
- No local dimming — black uniformity suffers in dark scenes
- 700 nits brightness is modest for HDR performance
- 20W speakers need external audio support
- Bluetooth 4.2 is dated for a 2022 TV
Full Specifications
| Spec | LG UT70 50" | Sony X85K 65" (LED) |
|---|---|---|
| Body | ||
| VESA mount | 200 x 200mm | 300 x 300mm |
| Weight | 21.2 lbs | 43.2 lbs |
| Dimensions (w/ stand) | 44.1 x 28.2 x 8.3 inches | 57.1 x 35.8 x 13.4 inches |
| Dimensions | — | 57.1 x 33.1 x 3.0 inches |
| Audio | ||
| Output (watts) | 20 | 20 |
| Speakers | 2.0ch | 2.0ch |
| Dolby Atmos | ||
| Gaming | ||
| VRR (Variable Refresh Rate) | ||
| ALLM | ||
| Input lag (ms) | 14 | 10 |
| Display | ||
| HDR | HDR10, HLG | Dolby Vision, HDR10, HLG |
| Size | 50" | 65" |
| Type | LED | Direct LED (IPS panel) |
| Resolution | 3840 x 2160 (4K UHD) | 3840 x 2160 (4K) |
| Refresh rate | 60Hz | 120Hz |
| Brightness (nits) | 300 | 700 |
| Smart TV | ||
| Os | webOS 24 | Google TV |
| Voice assistant | ThinQ AI, Alexa, Google Assistant | Google Assistant, Alexa |
| Processor | ||
| Chipset | α5 AI Processor 4K Gen 7 | — |
| Connectivity | ||
| Wi-Fi | Wi-Fi 5 (802.11ac) | Wi-Fi 5 |
| Ethernet | ||
| Bluetooth | 5.0 | 4.2 |
| USB ports | 1 | 2 |
| HDMI ports | 3 | 4 |
Related Comparisons
This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.
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