
Vizio V20x
Score: 82/100
Samsung HW-B400F
Score: 63/100Rankings

The VIZIO V-Series V20x-J8 is a compact 2.0 sound bar offering clear dialogue, HDMI ARC, Bluetooth 5.0 and voice-assistant pass-through, but it lacks a subwoofer, true Atmos support and robust build quality.

The Samsung HW-B400F is an entry-level 2.0-channel soundbar with a built-in woofer, offering clear dialogue and modest bass in a compact form factor. It provides simple HDMI ARC, optical and Bluetooth connectivity but lacks a dedicated subwoofer and advanced audio formats.
| Attribute | ![]() | ![]() |
|---|---|---|
180 Wbest | 40 W | |
2best | 2best | |
| ↓ lower better | 2.399 kg | 2.085 kgbest |
12 monthsbest | 12 monthsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Audio Performance(3) | ||
Total Output Power (W) | 180 W | 40 W |
Audio Channels | 2 | 2.0 |
Supported Audio Formats | Dolby Audio, DTS Digital Surround, DTS Virtual:X | Dolby 2ch, LPCM 2ch |
Build & Design(2) | ||
Soundbar Weight (kg) | 2.399 kg | 2.085 kg |
Mounting Type | Tabletop | Wall Mount / Tabletop |
Connectivity(1) | ||
Bluetooth Version | 5.0 | 4.2 |


Products in the top-left offer the best value (high score, low price).

Professional reviewers highlight the V20x-J8 for its crystal-clear dialogue, compact footprint and convenient HDMI ARC/Bluetooth setup, while criticizing the lack of true bass, absence of Atmos support and cheap-feel plastic chassis.
Everyday users consistently praise the sound bar as a dramatic upgrade over TV speakers, especially for speech-heavy content, noting easy setup and good voice-assistant integration; complaints focus on thin bass, basic remote and inability to wall-mount.

Professional reviewers praise the HW-B400F for its clear dialogue, wider soundstage and hassle-free setup, especially noting the usefulness of Voice Enhance and Samsung TV integration. However, they caution that the lack of a dedicated subwoofer, absence of Dolby Atmos/DTS:X and modest power output make it unsuitable for audiophiles or larger home-theater setups.
Everyday users appreciate the noticeable improvement in speech clarity, the straightforward plug-and-play installation, and the compact aesthetic. Common praise centers on Voice Enhance, Night Mode, and reliable Bluetooth music streaming, while recurring complaints focus on insufficient volume for big rooms, modest bass, occasional Bluetooth glitches, and the missing wall-mount bracket.
“Perfect upgrade from TV speakers”

“Easy to set up”

“Weak bass”


