
Sony HT-S400 Black
Score: 76/100
Vizio SV510X-08
Score: 79/100Rankings

The VIZIO 5.1 Soundbar SE is a compact 33-inch bar with a wireless subwoofer and surround speakers, delivering immersive Dolby Atmos and DTS:X sound. Its limited input options, such as the lack of an optical port and a dedicated remote, may constrain flexibility. Ideal for budget-conscious small-room setups.

The Sony HT-S400 is a 2.1-channel soundbar delivering 330 W total power with a wireless subwoofer and a compact low-profile design. It lacks true surround channels and offers limited connectivity, notably no HDMI input. Ideal for TV viewers seeking simple setup and dialogue clarity.
| Attribute | ![]() | ![]() |
|---|---|---|
2.1 | 5.1best | |
330 Wbest | — | |
16 cmbest | 12.7 cm | |
| ↓ lower better | 2.4 kg | 2.33 kgbest |
1 yearsbest | 1 yearsbest | |
3best | 3best | |
90 cmbest | 83.82 cm | |
6.4 cmbest | 5.79 cm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Audio(4) | ||
Audio Channels | 2.1 | 5.1 |
Supported Audio Formats | Dolby Digital | Dolby Atmos; DTS:X; DTS Virtual:X |
Dolby Atmos Support | false | true |
Subwoofer Driver Size (cm) | 16 cm | 12.7 cm |
Connectivity(2) | ||
Bluetooth Version | 5.0 | 5.2 |
Optical Input | true | false |
Accessories(1) | ||
Remote Control Included | true | false |
Design(4) | ||
Soundbar Weight (kg) | 2.4 kg | 2.33 kg |
Soundbar Width (cm) | 90 cm | 83.82 cm |
Soundbar Height (cm) | 6.4 cm | 5.79 cm |
Soundbar Depth (cm) | 8.8 cm | 8.20 cm |


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

Professional reviewers commend the VIZIO 5.1 Soundbar SE for delivering cinema-grade Dolby Atmos and DTS:X performance at an affordable price, emphasizing its easy integration with VIZIO TVs via QuickFit and its compact design that suits smaller spaces.
Consumers appreciate the punchy bass, straightforward wireless setup, and the convenience of app control, especially in apartments or modest living rooms. Recurring frustrations center on the lightweight construction, occasional Bluetooth dropouts, and insufficient volume or dialogue clarity for larger rooms.

