LG UT70 50" vs Samsung S90C 65" (4K OLED)
The Verdict
These TVs serve entirely different market segments. The LG UT70 is a budget-friendly 50-inch option with basic 4K capability, a 60Hz panel, 300 nits brightness, and modest 20W 2.0ch audio. It handles standard content adequately but lacks HDR depth and dynamic range. The Samsung S90C 65-inch OLED operates in a premium tier with QD-OLED technology delivering 1500 nits peak brightness, perfect blacks from pixel-level control, 120Hz native refresh rate (144Hz in game mode), and superior 40W 2.1ch audio with Dolby Atmos support. Gaming performance heavily favors Samsung with 6ms input lag versus LG's 14ms, plus VRR support for tear-free gaming. Picture quality isn't comparable: OLED produces infinite contrast and superior color accuracy while the LED panel suffers from backlight blooming and washing. The LG suits apartment dwellers or casual viewers on tight budgets wanting basic 4K. Samsung targets enthusiasts, gamers, and film lovers who demand premium picture quality and performance. At roughly six times the price, Samsung delivers proportionally superior technology, but the LG represents solid value for entry-level 4K consumption. Budget-conscious buyers should choose LG; anyone prioritizing picture quality must go Samsung.
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 Samsung S90C 65" (4K OLED) if…
- →65-inch QD-OLED at $1,999 undercuts LG C3 OLED while being brighter
- →Wider color gamut and higher brightness than traditional WOLED panels
- →Infinite contrast with no light bleed or blooming
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 S90C 65" (4K OLED)
Pros
- 65-inch QD-OLED at $1,999 undercuts LG C3 OLED while being brighter
- Wider color gamut and higher brightness than traditional WOLED panels
- Infinite contrast with no light bleed or blooming
- Excellent for gaming with 4K@144Hz, VRR, and low input lag
- Anti-glare coating reduces reflections in bright rooms
Cons
- No Dolby Vision — HDR10+ only
- 40W speakers are underwhelming for a $2,000 TV — needs a soundbar
- Potential OLED burn-in risk with static content
- Wi-Fi 5 on a premium 2023 TV feels like a cost-cutting measure
Full Specifications
| Spec | LG UT70 50" | Samsung S90C 65" (4K OLED) |
|---|---|---|
| Body | ||
| VESA mount | 200 x 200mm | 300 x 300mm |
| Weight | 21.2 lbs | 40.6 lbs |
| Dimensions (w/ stand) | 44.1 x 28.2 x 8.3 inches | 56.8 x 34.5 x 10.1 inches |
| Dimensions | — | 56.8 x 32.5 x 0.5 inches |
| Audio | ||
| Output (watts) | 20 | 40 |
| Speakers | 2.0ch | 2.1ch |
| Dolby Atmos | ||
| Gaming | ||
| VRR (Variable Refresh Rate) | ||
| ALLM | ||
| Input lag (ms) | 14 | 6 |
| Display | ||
| HDR | HDR10, HLG | Quantum HDR OLED, HDR10+, HLG |
| Size | 50" | 65" |
| Type | LED | QD-OLED |
| Resolution | 3840 x 2160 (4K UHD) | 3840 x 2160 (4K) |
| Refresh rate | 60Hz | 120Hz (144Hz via Game Mode) |
| Brightness (nits) | 300 | 1500 |
| 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 | — |
| Connectivity | ||
| Wi-Fi | Wi-Fi 5 (802.11ac) | Wi-Fi 5 |
| Ethernet | ||
| Bluetooth | 5.0 | 5.2 |
| USB ports | 1 | 2 |
| HDMI ports | 3 | 4 |
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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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