After Vizio made their name known all over the United States by their budget LCD TVs, they have come up with a great addition to the TVs, soundbar for TV. They started producing soundbar with subwoofer in 2014 and the first one of them was the VIZIO SB3821-C6 38-Inch 2.1 Channel soundbar. In this review, we will have a closer look at the design, features and performance of the second one in the raw, the VIZIO SB3851-C0 38-Inch 5.1 Channel sound bar. This is also the first soundbar for TV the company has made with 5.1 channel surround and DTS Digital Surround decoding. Let’s get into more details in our VIZIO SB3851-C0 38-Inch 5.1 Channel Soundbar review.




Tech Specs

  • Soundbar: Size 38”

  • Soundbar Speakers: L & R & C: 2.75”

  • Subwoofer Speaker: 5.25”
  • Sound Pressure Level: 100 dB

  • Soundbar Frequency: 50 Hz – 19 kHz

  • Subwoofer Frequency: 50 Hz – 90 Hz

  • Sound Enhancement Technology: Dolby Digital®, DTS Circle Surround™, DTS Studio Sound™, DTS TruVolume™

  • Wireless Subwoofer range approximately 60 feet – line of sight from Sound Bar

  • Bluetooth

  • Remote with LCD Display

  • Installation: Tabletop and wall-mountable


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The SB3851-C0 model of the Vizio soundbar is a 38 inch long rectangle with a sleek slim body design that can be wall mounted, placed on a table top or built-in under your TV. The Vizio soundbar is fitted with left, right and center channels paired with a 5.25 inch wireless subwoofer and rear satellite speakers. The subwoofer itself, as most modern subwoofers, has the shape of a cube and all together with the rear speakers have a sleek design in black and metallic gray.




The sound bar is usually placed under your TV and the subwoofer and the rear satellite speakers would fit best behind your sofa in order to get the best surround sound. The speaker has a wireless connection to the subwoofer and the rear satellite speakers are connected via a wire, it also comes with a remote control, instructions and all the gear needed to be wall mounted. Probably the most important part of the design is where you place the subwoofer and speakers to maximize the sound quality throughout your room. The SB3851 and the subwoofer should have a direct line of sight for a flawless wireless connection and depending on where you place the subwoofer you will hear more or less bass sound. Of course, a top soundbar as this Vizio model is, gives you a lot to experiment with within the settings and find the surround sound audio that you require.





The Vizio bar features the above mentioned subwoofer and rear satellite speakers that bring true 5.1 channel surround sound audio to your home. A great feature is the built-in Bluetooth that allows you wireless streaming of audio from any mobile device you have.

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Another fantastic feature it has are the Vizio soundbar Dolby and DTS audio technologies that bring the sound quality to another level and make it not only a great soundbar for TV, but also a really awesome soundbar compared to other brands. In addition to the amazing audio technology, the Vizio sound system comes fitted with DTS TruVolume, DTS Studio Sound and DTS Circle Surround audio post processing that make the sound delivery ultra realistic.




Fitted with all the technology needed and with the help of the subwoofer and the rear satellite speakers, it also delivers true 5.1 channel realistic surround sound and emerges you in the environment of a crystal clear audio quality. This soundbar is capable of 100 dB sound delivery and the harmonic distortion is only 1%. All this makes the soundbar one of the best products on the market when it comes to performance.


Overall, the Vizio SB3851-C0 38-Inch 5.1 Channel soundbar with subwoofer is a great investment for under $300. You will experience true realistic surround sound experience independently if you are watching a movie, playing your favourite game or just listening to your favourite tracks.






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