
Sony HT-S400 Black
Score: 76/100
LG S40TR
Score: 69/100Rankings

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.

The LG S40TR is a 4.1-channel home-theater soundbar with wireless rear speakers and a subwoofer, delivering Dolby Digital and DTS support in a compact package. Lack of detailed power specifications and limited third-party reviews make performance evaluation uncertain. Ideal for LG TV owners seeking a space-saving surround solution with wireless convenience.
| Attribute | ![]() | ![]() |
|---|---|---|
2.1 | 5best | |
330 Wbest | — | |
16 cmbest | — | |
| ↓ lower better | 2.4 kg | 1.633 kgbest |
1 yearsbest | 1 yearsbest | |
3best | — | |
90 cmbest | 72.14 cm | |
6.4 cmbest | 6.35 cm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Audio(3) | ||
Audio Channels | 2.1 | 5 |
Supported Audio Formats | Dolby Digital | Dolby Digital, DTS Digital |
Dolby Atmos Support | false | true |
Design(4) | ||
Soundbar Weight (kg) | 2.4 kg | 1.633 kg |
Soundbar Width (cm) | 90 cm | 72.14 cm |
Soundbar Height (cm) | 6.4 cm | 6.35 cm |
Soundbar Depth (cm) | 8.8 cm | 8.64 cm |


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

Professional reviewers and editors have not published evaluations of the LG S40TR; product pages emphasize its compact power and wireless setup but lack third‑party analysis.

