LG UR8000 55" (UHD) vs Vizio V-Series 55"
The Verdict
Both 55-inch TVs deliver solid 4K performance at competitive price points, but they excel in different areas. The Vizio V-Series offers superior brightness at 400 nits versus the LG's 300 nits, making it better suited for brightly lit rooms. Vizio also supports more HDR formats including HDR10+ and Dolby Vision, providing richer color and contrast on compatible content. The LG UR8000 counters with a more refined IPS LCD panel and webOS 23, which many prefer for its intuitive interface and app selection. Gaming performance slightly favors the LG with 15ms input lag compared to Vizio's 20ms, though neither supports VRR or ALLM for serious gamers. Audio is identical at 20 watts across 2.0 channels with no Dolby Atmos. The Vizio edges ahead in smart TV versatility with built-in Apple AirPlay 2 and Google Assistant alongside Alexa, while the LG relies on LG ThinQ AI and Alexa. At $299, the Vizio V-Series represents better value for budget-conscious buyers prioritizing brightness and HDR versatility. The LG's $399 price is harder to justify unless you specifically prefer webOS and slightly lower input lag. Choose Vizio for brightness and HDR support; choose LG for interface preference.
Who Should Buy
Buy the LG UR8000 55" (UHD) if…
- →Affordable 55-inch 4K at $399 for budget-conscious buyers
- →webOS 23 smart TV platform with all major streaming apps
- →IPS panel offers wide viewing angles for family rooms
Buy the Vizio V-Series 55" if…
- →Very affordable at $299 for a 55-inch 4K TV with Dolby Vision support
- →AirPlay 2 and Chromecast built-in enable easy casting from phones and tablets
- →SmartCast is straightforward and quick to navigate for basic streaming needs
Category Scores
Pros & Cons
LG UR8000 55" (UHD)
Pros
- Affordable 55-inch 4K at $399 for budget-conscious buyers
- webOS 23 smart TV platform with all major streaming apps
- IPS panel offers wide viewing angles for family rooms
- LG ThinQ AI and Alexa voice control built in
- Lightweight at 27.1 lbs — straightforward wall mount installation
Cons
- IPS LCD has poor contrast — blacks appear grey in dark rooms
- 300 nits brightness is very dim — HDR is essentially non-functional
- 60Hz with no VRR — not suitable for gaming
- 20W audio is tinny — external speakers needed
- No Dolby Vision, Dolby Atmos, or HDMI 2.1
Vizio V-Series 55"
Pros
- Very affordable at $299 for a 55-inch 4K TV with Dolby Vision support
- AirPlay 2 and Chromecast built-in enable easy casting from phones and tablets
- SmartCast is straightforward and quick to navigate for basic streaming needs
- Lightweight at 30.6 lbs — easy to mount or move between rooms
Cons
- 60Hz panel is unsuitable for gaming or watching fast-motion sports content
- SmartCast app ecosystem is more limited than Google TV or Tizen
- Only three HDMI ports — none support HDMI 2.1 bandwidth
- Low brightness and basic LED backlighting delivers mediocre HDR impact
- No VRR or ALLM, and ~20ms input lag makes it a poor choice for gamers
Full Specifications
| Spec | LG UR8000 55" (UHD) | Vizio V-Series 55" |
|---|---|---|
| Body | ||
| VESA mount | 300 x 300mm | 200 x 200mm |
| Weight | 27.1 lbs | 30.6 lbs |
| Dimensions | 48.7 x 28.3 x 3.4 inches | — |
| Dimensions (w/ stand) | 48.7 x 30.4 x 8.4 inches | 48.6 x 32.1 x 8.9 inches |
| Audio | ||
| Output (watts) | 20 | 20 |
| Speakers | 2.0ch | 2.0ch |
| Dolby Atmos | ||
| Gaming | ||
| VRR (Variable Refresh Rate) | ||
| ALLM | ||
| Input lag (ms) | 15 | 20 |
| Display | ||
| HDR | HDR10, HLG | HDR10, HDR10+, HLG, Dolby Vision |
| Size | 55" | 55" |
| Type | IPS LCD | LED |
| Resolution | 3840 x 2160 (4K) | 3840 x 2160 (4K UHD) |
| Refresh rate | 60Hz | 60Hz |
| Brightness (nits) | 300 | 400 |
| Smart TV | ||
| Os | webOS 23 | SmartCast |
| Voice assistant | LG ThinQ AI, Alexa | Apple AirPlay 2, Chromecast built-in, Alexa, Google Assistant |
| Connectivity | ||
| Wi-Fi | Wi-Fi 5 | Wi-Fi 5 (802.11ac) |
| Ethernet | ||
| Bluetooth | 5.0 | 4.2 |
| USB ports | 1 | 1 |
| HDMI ports | 3 | 3 |
| Processor | ||
| Chipset | — | Vizio IQ Active 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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