LG OLED A2 55" vs Vizio M7 Q-Series 55"
The Verdict
LG's OLED A2 delivers superior picture quality with perfect blacks and exceptional contrast that LCD simply cannot match, though its 500-nit peak brightness trails the Vizio's 600 nits. Vizio's M7 Q-Series compensates with quantum dot technology and superior brightness for bright rooms, plus it includes Wi-Fi 6 versus the LG's Wi-Fi 5. Gaming performance favors Vizio slightly with 12ms input lag versus LG's 14ms, though neither supports VRR. Audio capabilities match at 20W 2.0ch, but LG includes Dolby Atmos while Vizio omits it. At $899 versus $499, the LG justifies premium pricing for OLED's unmatched contrast and color accuracy, ideal for cinematic content. Vizio appeals to budget-conscious buyers prioritizing brightness and gaming responsiveness. Choose LG A2 for picture quality excellence; select Vizio M7 if budget and brightness matter more.
Who Should Buy
Buy the LG OLED A2 55" if…
- →Budget OLED — perfect blacks and infinite contrast at $899
- →Dolby Vision and Dolby Atmos for immersive movie watching
- →Wide viewing angles inherent to OLED technology
Buy the Vizio M7 Q-Series 55" if…
- →Quantum color at $499 delivers vivid, wide gamut colors
- →Dolby Vision and HDR10+ dual support is rare at this price
- →Local dimming zones improve contrast over basic LED TVs
Category Scores
Pros & Cons
LG OLED A2 55"
Pros
- Budget OLED — perfect blacks and infinite contrast at $899
- Dolby Vision and Dolby Atmos for immersive movie watching
- Wide viewing angles inherent to OLED technology
- Thin and lightweight for easy wall mounting
- Self-lit pixels produce gorgeous picture quality for the price
Cons
- 60Hz panel — no 120Hz, VRR, or HDMI 2.1 for gaming
- Only 500 nits peak brightness — dim in well-lit rooms
- 20W speakers require a soundbar for decent audio
- Only 3 HDMI ports, all HDMI 2.0
- Older α7 Gen5 processor with basic upscaling
Vizio M7 Q-Series 55"
Pros
- Quantum color at $499 delivers vivid, wide gamut colors
- Dolby Vision and HDR10+ dual support is rare at this price
- Local dimming zones improve contrast over basic LED TVs
- Wi-Fi 6 for fast, reliable streaming
- Lightweight at 29.5 lbs for easy installation
Cons
- 60Hz panel — no 120Hz or VRR for gaming
- SmartCast OS is sluggish and frustrating to navigate
- Only 3 HDMI ports, no HDMI 2.1
- 20W speakers are thin and lacking bass
- 600 nits is modest — HDR highlights don't fully shine
Full Specifications
| Spec | LG OLED A2 55" | Vizio M7 Q-Series 55" |
|---|---|---|
| Body | ||
| VESA mount | 300 x 200mm | 200 x 200mm |
| Weight | 29.1 lbs | 29.5 lbs |
| Dimensions | 48.4 x 28.0 x 1.8 inches | 48.3 x 28.0 x 3.2 inches |
| Dimensions (w/ stand) | 48.4 x 30.0 x 9.4 inches | 48.3 x 30.2 x 9.6 inches |
| Audio | ||
| Output (watts) | 20 | 20 |
| Speakers | 2.0ch | 2.0ch |
| Dolby Atmos | ||
| Gaming | ||
| VRR (Variable Refresh Rate) | ||
| ALLM | ||
| Input lag (ms) | 14 | 12 |
| Display | ||
| HDR | Dolby Vision, HDR10, HLG | Dolby Vision, HDR10+, HDR10, HLG |
| Size | 55" | 55" |
| Type | OLED (WOLED) | Quantum Color LED (VA LCD) |
| Resolution | 3840 x 2160 (4K) | 3840 x 2160 (4K) |
| Refresh rate | 60Hz | 60Hz |
| Brightness (nits) | 500 | 600 |
| Smart TV | ||
| Os | webOS 22 | SmartCast (Chromecast built-in) |
| Voice assistant | LG ThinQ AI, Alexa, Google Assistant | Google Assistant, Alexa |
| Connectivity | ||
| Wi-Fi | Wi-Fi 5 | Wi-Fi 6 |
| Ethernet | ||
| Bluetooth | 5.0 | 5.0 |
| USB ports | 2 | 1 |
| HDMI ports | 3 | 3 |
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.
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