LG UT70 50" vs TCL QM8 65"
LG's UT70 delivers solid 4K performance at an exceptional entry-level price, featuring a 50-inch 4K display with 300 nits brightness and webOS 24 with multiple voice assistants. However, it's hampered by basic LED backlighting, 60Hz refresh rate, no VRR support, and modest 20W audio output. TCL's QM8 represents a premium tier entirely—its 65-inch Mini-LED QLED panel boasts 5000 nits peak brightness, Dolby Vision IQ, 120Hz refresh rate with full gaming features (VRR, 6ms input lag), and robust 50W Dolby Atmos audio. The TCL's superior contrast, exceptional brightness headroom, and gaming capabilities justify its $999 price. For budget-conscious buyers seeking basic 4K, the LG impresses at $329. Serious home theater enthusiasts and gamers should invest in the TCL QM8, which delivers substantially better picture quality and feature completeness.
Full Specifications
| Spec | LG UT70 50" | TCL QM8 65" |
|---|---|---|
| Body | ||
| VESA mount | 200 x 200mm | 400 x 300mm |
| Weight | 21.2 lbs | 68.3 lbs |
| Dimensions (w/ stand) | 44.1 x 28.2 x 8.3 inches | 56.7 x 36.6 x 12.8 inches |
| Audio | ||
| Output (watts) | 20 | 50 |
| Speakers | 2.0ch | 2.1ch |
| Dolby Atmos | ||
| Gaming | ||
| VRR (Variable Refresh Rate) | ||
| ALLM | ||
| Input lag (ms) | 14 | 6 |
| Display | ||
| HDR | HDR10, HLG | Dolby Vision IQ, HDR10+, HDR10, HLG |
| Size | 50" | 65" |
| Type | LED | Mini-LED QLED |
| Resolution | 3840 x 2160 (4K UHD) | 3840 x 2160 (4K UHD) |
| Refresh rate | 60Hz | 120Hz |
| Brightness (nits) | 300 | 5000 |
| Smart TV | ||
| Os | webOS 24 | Google TV |
| Voice assistant | ThinQ AI, Alexa, Google Assistant | Google Assistant |
| Processor | ||
| Chipset | α5 AI Processor 4K Gen 7 | AiPQ Pro Processor |
| Connectivity | ||
| Wi-Fi | Wi-Fi 5 (802.11ac) | Wi-Fi 6 (802.11ax) |
| Ethernet | ||
| Bluetooth | 5.0 | 5.0 |
| 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
TCL QM8 65"
Pros
- Exceptional value — up to 5,000 nits peak brightness for under $1,000
- One of the brightest consumer TVs available regardless of price bracket
- All four HDMI 2.1 ports with VRR and ALLM for 4K@120Hz gaming
- Google TV provides a smooth, well-supported smart TV experience
- Dolby Vision IQ and HDR10+ covered for the full HDR ecosystem
Cons
- Aggressive brightness can look oversaturated out of the box — calibration recommended
- Mini-LED blooming is more visible than on premium Samsung or Sony panels
- Build quality and remote feel cheaper than Samsung or Sony equivalents
- Fan noise under extreme brightness conditions reported by some users
Related Comparisons
Explore more in tvs, see all LG products or all TCL products. View full details for the LG UT70 50" or the TCL QM8 65".