TCL 5-Series S555 65" (QLED) vs TCL Q7 55"
The Verdict
Both TCL models deliver solid 4K gaming performance with 120Hz refresh rates and minimal input lag, but serve different priorities. Product A offers a larger 65-inch display with higher brightness (800 nits) and slightly better value per diagonal inch at $599, making it ideal for spacious living rooms. Product B's 55-inch panel compensates with superior brightness (1000 nits), native 120Hz support, Dolby Atmos audio, and dual voice assistants (Google Assistant and Alexa) at $499,better for smaller spaces and sound enthusiasts. Both include Wi-Fi 6, VRR/ALLM gaming features, and Google TV. Product A's size advantage suits movie enthusiasts, while Product B's brightness and audio enhancements appeal to competitive gamers and those prioritizing picture quality in brighter rooms. Choose the 65-inch S555 for maximum screen real estate on a budget, or the 55-inch Q7 for superior brightness, audio, and smart home integration in more compact setups.
Who Should Buy
Buy the TCL 5-Series S555 65" (QLED) if…
- →65-inch 4K with 120Hz and VRR at $599 is outstanding value
- →Both Dolby Vision and HDR10+ support — rare at this price
- →QLED color enhancement produces vivid, saturated colors
Buy the TCL Q7 55" if…
- →Both Dolby Vision AND HDR10+ support — rare at any price
- →120Hz with VRR for smooth gaming on PS5 and Xbox Series X
- →1000-nit brightness delivers genuine HDR punch for under $500
Category Scores
Pros & Cons
TCL 5-Series S555 65" (QLED)
Pros
- 65-inch 4K with 120Hz and VRR at $599 is outstanding value
- Both Dolby Vision and HDR10+ support — rare at this price
- QLED color enhancement produces vivid, saturated colors
- Wi-Fi 6 and four HDMI ports (one HDMI 2.1) handle modern setups
- Google TV platform with Chromecast built-in
Cons
- Only 1 HDMI 2.1 port — the other 3 are HDMI 2.0
- 800 nits is decent but not as impressive as the 6-Series
- No Dolby Atmos — audio is basic
- Edge-lit local dimming with limited zones shows blooming
TCL Q7 55"
Pros
- Both Dolby Vision AND HDR10+ support — rare at any price
- 120Hz with VRR for smooth gaming on PS5 and Xbox Series X
- 1000-nit brightness delivers genuine HDR punch for under $500
- Wi-Fi 6 connectivity for faster streaming
- Google TV with built-in Chromecast and Dolby Atmos decoding
Cons
- Only three HDMI ports — one fewer than many competitors
- QLED — no local dimming means contrast trails Mini-LED options
- Build quality feels cheaper than Sony or Samsung at this price
- Google TV home screen can be cluttered with recommendations
Full Specifications
| Spec | TCL 5-Series S555 65" (QLED) | TCL Q7 55" |
|---|---|---|
| Body | ||
| VESA mount | 300 x 300mm | 200 x 200mm |
| Weight | 42.3 lbs | 29.5 lbs |
| Dimensions | 57.2 x 33.0 x 3.2 inches | — |
| Dimensions (w/ stand) | 57.2 x 35.6 x 12.3 inches | 48.4 x 30.4 x 11.5 inches |
| Audio | ||
| Output (watts) | 24 | 20 |
| Speakers | 2.0ch | 2.0ch |
| Dolby Atmos | ||
| Gaming | ||
| VRR (Variable Refresh Rate) | ||
| ALLM | ||
| Input lag (ms) | 8 | 8 |
| Display | ||
| HDR | Dolby Vision, HDR10+, HDR10, HLG | Dolby Vision, HDR10+, HLG |
| Size | 65" | 55" |
| Type | QLED (VA LCD) | QLED |
| Resolution | 3840 x 2160 (4K) | 3840 x 2160 (4K UHD) |
| Refresh rate | 120Hz | 120Hz (native) |
| Brightness (nits) | 800 | 1000 |
| Smart TV | ||
| Os | Google TV | Google TV |
| Voice assistant | Google Assistant | Google Assistant, Alexa |
| Connectivity | ||
| Wi-Fi | Wi-Fi 6 | Wi-Fi 6 (802.11ax) |
| Ethernet | ||
| Bluetooth | 5.0 | 5.0 |
| USB ports | 1 | 1 |
| HDMI ports | 4 | 3 |
| Processor | ||
| Chipset | — | AiPQ Processor |
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.
Explore more in tvs, see all TCL products or all TCL products. View full details for the TCL 5-Series S555 65" (QLED) or the TCL Q7 55".