TCL Q7 55" (QLED) vs Vizio OLED 55"
The Verdict
Both 55-inch 4K TVs deliver 120Hz gaming and Google Assistant integration, but they serve different priorities. TCL's Q7 QLED uses Full Array Local Dimming with 1000 nits peak brightness, excelling at bright room performance and HDR impact with superior contrast zones. Its 7ms input lag edges ahead for competitive gaming. Vizio's OLED counters with perfect blacks, infinite contrast ratio, and superior viewing angles,the hallmark advantage of OLED technology. However, Vizio's 600-nit brightness ceiling limits HDR punch in well-lit spaces, and 10ms input lag slightly disadvantages fast-action gaming. Both feature identical audio (30W, 2.0ch Dolby Atmos) and connectivity. At $549, TCL offers exceptional value with practical brightness superiority. Vizio justifies its $999 premium through OLED's legendary image quality for darker viewing environments. Choose TCL for bright rooms and gaming; select Vizio for cinematic picture quality in controlled lighting.
Who Should Buy
Buy the TCL Q7 55" (QLED) if…
- →Excellent price-to-performance — QLED with FALD at just $549
- →1000 nits brightness makes HDR content look impactful
- →Both Dolby Vision and HDR10+ for universal HDR support
Buy the Vizio OLED 55" if…
- →Most affordable 55-inch OLED at $999 — perfect blacks at a budget price
- →Dolby Vision, HDR10+, and Dolby Atmos — supports all major formats
- →120Hz with VRR and ALLM — capable gaming display
Category Scores
Pros & Cons
TCL Q7 55" (QLED)
Pros
- Excellent price-to-performance — QLED with FALD at just $549
- 1000 nits brightness makes HDR content look impactful
- Both Dolby Vision and HDR10+ for universal HDR support
- 120Hz with VRR and Game Accelerator for responsive gaming
- Dolby Atmos and 30W speakers improve on budget TV audio
Cons
- Build quality and bezels feel budget-oriented
- TCL software updates lag behind major brands
- FALD zones are limited — visible blooming in dark scenes
- Remote control lacks premium feel and backlight
Vizio OLED 55"
Pros
- Most affordable 55-inch OLED at $999 — perfect blacks at a budget price
- Dolby Vision, HDR10+, and Dolby Atmos — supports all major formats
- 120Hz with VRR and ALLM — capable gaming display
- Infinite contrast ratio with pixel-perfect black levels
- 4x HDMI ports including HDMI 2.1 for next-gen consoles
Cons
- SmartCast OS is the weakest smart TV platform — buggy and slow
- Only 600 nits peak brightness — dimmer than LG and Samsung OLEDs
- Vizio has exited the TV market — long-term software support uncertain
- Image processing quality trails LG, Sony, and Samsung OLED models
- Build quality feels inferior to similarly priced LG A2 OLED
Full Specifications
| Spec | TCL Q7 55" (QLED) | Vizio OLED 55" |
|---|---|---|
| Body | ||
| VESA mount | 200 x 200mm | 300 x 300mm |
| Weight | 31.3 lbs | 33.5 lbs |
| Dimensions | 48.3 x 27.9 x 3.0 inches | 48.2 x 28.0 x 1.5 inches |
| Dimensions (w/ stand) | 48.3 x 30.5 x 9.5 inches | 48.2 x 29.7 x 10.0 inches |
| Audio | ||
| Output (watts) | 30 | 30 |
| Speakers | 2.0ch | 2.0ch |
| Dolby Atmos | ||
| Gaming | ||
| VRR (Variable Refresh Rate) | ||
| ALLM | ||
| Input lag (ms) | 7 | 10 |
| Display | ||
| HDR | Dolby Vision, HDR10+, HDR10, HLG | Dolby Vision, HDR10+, HDR10, HLG |
| Size | 55" | 55" |
| Type | QLED with Full Array Local Dimming (VA LCD) | OLED |
| Resolution | 3840 x 2160 (4K) | 3840 x 2160 (4K) |
| Refresh rate | 120Hz | 120Hz |
| Brightness (nits) | 1000 | 600 |
| Smart TV | ||
| Os | Google TV | SmartCast (Chromecast built-in) |
| Voice assistant | Google Assistant | Google Assistant, Alexa |
| Connectivity | ||
| Wi-Fi | Wi-Fi 6 | Wi-Fi 6 |
| Ethernet | ||
| Bluetooth | 5.0 | 5.0 |
| USB ports | 1 | 1 |
| HDMI ports | 4 | 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.
Explore more in tvs, see all TCL products or all Vizio products. View full details for the TCL Q7 55" (QLED) or the Vizio OLED 55".