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VIZIO V4K50M 50 inch Class 4K UHD HDR Smart TV (Renewed)
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AI Verdict
This 50-inch 4K UHD LED TV with a 120 Hz refresh rate and Wi-Fi 6 is for budget-conscious viewers prioritizing picture quality and gaming features over premium smart platform fluidity.
This 50-inch VIZIO TV is a situational fit, offering a 4K UHD LED panel with a 120 Hz refresh rate and Wi-Fi 6, which are strong features for its price band. However, the reported SmartCast lag and mediocre built-in audio mean you're trading smart platform polish and sound quality for picture and gaming performance.
If you need a more premium smart TV experience and better native audio, look for models with a dedicated smart TV OS (like Google TV or Roku TV) and higher wattage speakers.
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Pros
- 4K UHD resolution with Dolby Vision Bright+ and HDR10+ delivers sharp visuals and enhanced color depth.
- 120 Hz refresh rate combined with Auto Low Latency Mode and HDMI VRR provides smooth, responsive gameplay.
- Integrated Wi-Fi 6 dual-band technology offers faster and more stable internet connections for streaming.
- DTS Virtual X and Dolby Audio support create a multi-dimensional sound experience, especially with a compatible soundbar.
- Bluetooth compatibility allows wireless audio pairing with headphones or speakers.
Cons
- SmartCast UI can be clunky, with occasional lag and slow app loading times.
- Built-in speakers often lack bass and can have muffled dialogue in busy scenes, requiring a soundbar for better audio.
- Picture may lack peak brightness in well-lit rooms, making dimly lit scenes appear flat.
- Remote control lacks a number pad and has volume buttons on the side, which some users find inconvenient.
Dimension Scores
The 4K UHD resolution with Dolby Vision Bright+ and HDR10+ delivers crisp visuals and vibrant colors, though peak brightness is not comparable to high-end models.
While supporting DTS Virtual X and Dolby Audio, the internal speakers are frequently described as lacking bass and sometimes having muffled dialogue, making a soundbar almost essential.
The SmartCast UI is reported to be clunky, with occasional lag and slow app loading, and some users experience system unreliability requiring reboots.
The 50-inch screen size is suitable for medium rooms, and it includes Wi-Fi 6, Bluetooth, and HDMI 2.1 ports, but specific HDMI port count is not provided in specs.
Best For
- Casual viewers upgrading from an older Full HD TV seeking a larger 4K screen for movies and shows.
- Gamers on a budget who need 120 Hz, ALLM, and VRR for console gaming.
- Households with multiple streaming devices that benefit from Wi-Fi 6's stable connection.
Not Recommended For
- Users who demand a consistently fluid and responsive smart TV interface without any lag.
- Audiophiles expecting deep bass and clear dialogue from built-in TV speakers.
Watch Out For
- The SmartCast system can be unreliable, sometimes failing to load properly and requiring a TV reboot.
- Voice remote commands occasionally need to be repeated due to misinterpretation, especially with background noise.
- Some users report the remote control stopping working after a month, leading to warranty claim issues.
- The TV may randomly shut off, with one user reporting it happened multiple times within two weeks.
Full Specifications
| ASIN | B0DG7DL8QD |
| Brand | VIZIO |
| Wattage | 65 watts |
| Brand Name | VIZIO |
| Color Name | Black |
| Resolution | 4K |
| Item Weight | 28.1 pounds |
| Screen Size | 50 Inches |
| Aspect Ratio | 16:9 |
| Refresh Rate | 120 Hz |
| Special Feature | Flat |
| Special Features | Flat |
| Item model number | V4K50M-0809 |
| Display Technology | LED |
| Product Dimensions | 24.59 x 43.69 x 27.57 inches |
| Included Components | Power Cable, Remote Control, TV Stand |
| Connectivity Technology | Bluetooth, Wi-Fi |
| Supported Internet Services | Disney Plus, Free Sat/Free View, Hulu, Netflix, Prime Video, YouTube |
| Standing screen display size | 50 Inches |
What Buyers Say
Many users are surprised by the picture quality for the price, especially with 4K HDR content. However, the SmartCast interface frequently draws criticism for being slow and clunky, sometimes requiring a full TV reboot to function properly. The built-in audio is consistently noted as being adequate at best, with a common recommendation to pair the TV with a soundbar for a better experience. The remote control's design, particularly the volume button placement and lack of a number pad, is a recurring minor annoyance.
“Look, the picture on this thing is actually pretty sick for what I paid, but the smart features are kinda garbage, always lagging or freezing. Just get a soundbar and a Fire Stick, trust me.”
Common Praise
- 4K UHD resolution provides sharp and clear images.
- Colors appear vibrant and punchy with HDR (Dolby Vision Bright+).
- Setup process is straightforward and easy to complete.
- Wi-Fi 6 offers stable and fast streaming without buffering issues.
- Low input lag and VRR support make gaming more enjoyable.
Common Complaints
- SmartCast UI experiences lag and slow app loading times.
- Built-in speakers lack bass and can make dialogue sound muffled.
- Remote control's volume buttons are on the side and it lacks a number pad.
- TV's peak brightness is insufficient for well-lit rooms, causing some scenes to appear flat.
- Occasional random shutdowns or SmartCast freezing requiring a power cycle.
Ownership Tips
- The TV is lightweight (around 26.4 pounds for the 50-inch model), making it easy for one person to handle during setup or mounting.
- The plastic construction feels somewhat flimsy compared to higher-end models.
- The non-removable power cord can be an inconvenience for some setups.
- The included plastic feet are not particularly sturdy.
Frequently Asked Questions
Does this TV support Dolby Vision?
Yes, the VIZIO V4K50M supports Dolby Vision Bright+ and HDR10+, which enhances color and detail in compatible content.
What is the refresh rate for gaming?
The TV has a 120 Hz refresh rate and includes Auto Low Latency Mode (ALLM) and HDMI VRR, which are beneficial for smooth gaming.
How is the sound quality from the built-in speakers?
The built-in speakers support DTS Virtual X and Dolby Audio, providing a multi-dimensional sound. However, many users find them to lack bass and recommend a soundbar for a richer audio experience.
Does it have Wi-Fi 6?
Yes, it features Wi-Fi 6 dual-band technology for faster and more stable internet connections, which helps with 4K streaming.
Can I cast content from my phone to this TV?
Yes, the TV supports casting from devices like Android phones and iPhones, making it easy to share content from apps like YouTube and Spotify.
Is the remote control easy to use?
The remote is compact and includes voice control, which is convenient. However, some users dislike the side-mounted volume buttons and the absence of a number pad.
Buying Guide
When looking at a TV like this VIZIO, you need to understand that a 'renewed' product means it's been inspected and restored to working condition, often by the manufacturer or a third-party. For TVs, the key is balancing picture quality with smart features and sound. You're getting a 4K screen, which means four times the pixels of a 1080p TV, making images much sharper. HDR (High Dynamic Range) support means brighter whites and darker blacks for more realistic scenes. A 120 Hz refresh rate is crucial for smooth motion, especially in fast-paced content like sports or video games.
4K UHD Resolution
This means the screen has 3840 x 2160 pixels. Think of it like a photo: more pixels mean more detail and a clearer image, especially on a large 50-inch screen, making everything from movie textures to game graphics look sharper.
120 Hz Refresh Rate
This refers to how many times per second the screen can update its image. A 120 Hz rate means smoother motion than a 60 Hz TV, which is particularly noticeable in fast-moving scenes in action movies, sports, or video games, reducing motion blur.
Wi-Fi 6
This is the latest standard for wireless internet. It's like upgrading from a narrow road to a multi-lane highway for your data. It means faster and more stable connections, which is essential for streaming high-resolution 4K content without buffering, especially if you have multiple devices connected to your home network.
DTS Virtual X / Dolby Audio
These are audio processing technologies that try to create a more immersive, multi-dimensional sound experience from the TV's built-in speakers. While they can make sound feel wider, they're not a substitute for a dedicated sound system, which will always offer superior bass and clarity.
Alternatives
If you need a more polished and responsive smart TV operating system, look for TVs with Google TV or Roku TV built-in. For significantly better native audio, consider models with higher speaker wattage and integrated subwoofers.



