TCL 6-Series R655 55" (Mini-LED QLED) vs TCL QM8 65"
The Verdict
Both TVs deliver solid Mini-LED QLED performance with Google TV and gaming-friendly features, but they occupy different value positions. The 55-inch R655 offers excellent bang-for-buck at $749, featuring 1500 nits peak brightness, 7ms input lag, and 30W audio with Dolby Atmos. It's a capable 4K TV for mixed content and light gaming, though its smaller screen limits immersion for movie enthusiasts. The 65-inch QM8 ($999) represents a significant step up: 5000 nits brightness (over 3x brighter), superior Dolby Vision IQ processing, 6ms input lag, 50W audio with subwoofer support, and TCL's AiPQ Pro upscaling processor. The 10-inch size advantage translates to roughly 44% more screen real estate, making it substantially better for cinematic viewing and competitive gaming. The QM8's dramatically higher brightness handles reflective rooms and HDR content with considerably more impact. However, the R655 remains outstanding value if you have a smaller room and budget constraints. Buyers prioritizing brightness, size, and premium processing should choose the QM8, while those maximizing value in confined spaces will appreciate the R655's efficient performance.
Who Should Buy
Buy the TCL 6-Series R655 55" (Mini-LED QLED) if…
- →Best picture quality under $800 — Mini-LED at this price is remarkable
- →Supports both Dolby Vision AND HDR10+ — covers every HDR format
- →1500 nits peak brightness rivals TVs costing twice as much
Buy the TCL QM8 65" if…
- →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
Category Scores
Pros & Cons
TCL 6-Series R655 55" (Mini-LED QLED)
Pros
- Best picture quality under $800 — Mini-LED at this price is remarkable
- Supports both Dolby Vision AND HDR10+ — covers every HDR format
- 1500 nits peak brightness rivals TVs costing twice as much
- 4K@120Hz with VRR and ALLM — excellent for PS5 and Xbox Series X
- Google TV platform with wide app support and Chromecast built-in
Cons
- TCL software updates are slower and less frequent than Samsung/LG
- Build quality and remote feel budget-oriented
- Some blooming around bright objects on dark backgrounds
- Sound quality from 30W speakers is average — soundbar recommended
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
Full Specifications
| Spec | TCL 6-Series R655 55" (Mini-LED QLED) | TCL QM8 65" |
|---|---|---|
| Body | ||
| VESA mount | 300 x 300mm | 400 x 300mm |
| Weight | 37.3 lbs | 68.3 lbs |
| Dimensions | 48.2 x 27.8 x 3.0 inches | — |
| Dimensions (w/ stand) | 48.2 x 30.4 x 11.3 inches | 56.7 x 36.6 x 12.8 inches |
| Audio | ||
| Output (watts) | 30 | 50 |
| Speakers | 2.0ch | 2.1ch |
| Dolby Atmos | ||
| Gaming | ||
| VRR (Variable Refresh Rate) | ||
| ALLM | ||
| Input lag (ms) | 7 | 6 |
| Display | ||
| HDR | Dolby Vision, HDR10+, HDR10, HLG | Dolby Vision IQ, HDR10+, HDR10, HLG |
| Size | 55" | 65" |
| Type | Mini-LED QLED (VA LCD) | Mini-LED QLED |
| Resolution | 3840 x 2160 (4K) | 3840 x 2160 (4K UHD) |
| Refresh rate | 120Hz | 120Hz |
| Brightness (nits) | 1500 | 5000 |
| Smart TV | ||
| Os | Google TV | Google TV |
| Voice assistant | Google Assistant | Google Assistant |
| Connectivity | ||
| Wi-Fi | Wi-Fi 6 | Wi-Fi 6 (802.11ax) |
| Ethernet | ||
| Bluetooth | 5.0 | 5.0 |
| USB ports | 1 | 2 |
| HDMI ports | 4 | 4 |
| Processor | ||
| Chipset | — | AiPQ Pro Processor |
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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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