Hisense A6K 55" (UHD LED) vs Vizio V-Series 55"
The Verdict
Both budget 55-inch 4K TVs deliver solid value, but they excel in different areas. Hisense A6K offers slightly better gaming performance with 14ms input lag versus Vizio's 20ms, making it preferable for competitive gaming despite lacking VRR. Vizio V-Series counters with superior brightness at 400 nits compared to 350 nits, providing better picture quality in well-lit rooms and superior overall contrast. Audio capabilities favor Vizio's 20-watt system over Hisense's 16-watt setup, though neither includes Dolby Atmos. Smart TV integration is more flexible on Vizio with multiple voice assistant options, while Hisense relies solely on Alexa. Picture quality appears relatively comparable given similar HDR support and resolution, though Vizio's IQ Active Processor provides additional optimization. At $30 less, Vizio V-Series emerges as the better choice for most viewers seeking brightness and flexibility, though competitive gamers might prefer the Hisense's lower input lag.
Who Should Buy
Buy the Hisense A6K 55" (UHD LED) if…
- →55-inch 4K at $329 is one of the cheapest large-screen TVs available
- →Dolby Vision and HDR10+ support at a budget price is impressive
- →VA panel provides decent contrast for the price
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
Hisense A6K 55" (UHD LED)
Pros
- 55-inch 4K at $329 is one of the cheapest large-screen TVs available
- Dolby Vision and HDR10+ support at a budget price is impressive
- VA panel provides decent contrast for the price
- Lightweight at 25.4 lbs — easy to handle and wall-mount
- Alexa built-in for voice control without an external device
Cons
- 60Hz panel with no VRR — not suited for gaming
- 350 nits is very dim — HDR is essentially non-functional
- VIDAA OS has a limited app selection compared to Google TV
- 16W audio is weak and tinny — external speakers are mandatory
- No HDMI 2.1 or Dolby Atmos
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 | Hisense A6K 55" (UHD LED) | Vizio V-Series 55" |
|---|---|---|
| Body | ||
| VESA mount | 200 x 200mm | 200 x 200mm |
| Weight | 25.4 lbs | 30.6 lbs |
| Dimensions | 48.4 x 28.1 x 3.2 inches | — |
| Dimensions (w/ stand) | 48.4 x 30.0 x 8.7 inches | 48.6 x 32.1 x 8.9 inches |
| Audio | ||
| Output (watts) | 16 | 20 |
| Speakers | 2.0ch | 2.0ch |
| Dolby Atmos | ||
| Gaming | ||
| VRR (Variable Refresh Rate) | ||
| ALLM | ||
| Input lag (ms) | 14 | 20 |
| Display | ||
| HDR | Dolby Vision, HDR10+, HDR10, HLG | HDR10, HDR10+, HLG, Dolby Vision |
| Size | 55" | 55" |
| Type | Direct LED (VA LCD) | LED |
| Resolution | 3840 x 2160 (4K) | 3840 x 2160 (4K UHD) |
| Refresh rate | 60Hz | 60Hz |
| Brightness (nits) | 350 | 400 |
| Smart TV | ||
| Os | VIDAA U6 | SmartCast |
| Voice assistant | 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 | 2 | 1 |
| HDMI ports | 3 | 3 |
| Processor | ||
| Chipset | — | Vizio IQ Active 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 Hisense products or all Vizio products. View full details for the Hisense A6K 55" (UHD LED) or the Vizio V-Series 55".