
Sony HT-S400 Black
Score: 76/100
Polk Audio MagniFi Mini AX
Score: 78/100Rankings

The Polk MagniFi Mini AX is a compact 3.1-channel soundbar delivering Dolby Atmos and DTS:X with a wireless subwoofer, offering immersive audio in a small footprint. Missing detailed power output and a higher price point may deter cost-sensitive buyers. Perfect for apartments or condos where space is at a premium but immersive sound is desired.

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 | ![]() | ![]() |
|---|---|---|
2.1best | — | |
330 Wbest | — | |
16 cmbest | 12.7 cm | |
| ↓ lower better | 2.4 kgbest | 6.35 kg |
— | 10 mbest | |
1 yearsbest | 1 yearsbest | |
3best | — | |
90 cmbest | 36.6 cm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Audio(4) | ||
Audio Channels | 2.1 | 3.1 |
Supported Audio Formats | Dolby Digital | PCM, Dolby Mono, Dolby Digital, Dolby Digital Plus, Dolby Atmos, Dolby Atmos True HD, DTS Digital Surround, DTS-HD, DTS-HD Master Audio, DTS:X, DTS Virtual X |
Dolby Atmos Support | false | true |
Subwoofer Driver Size (cm) | 16 cm | 12.7 cm |
Design(4) | ||
Soundbar Weight (kg) | 2.4 kg | 6.35 kg |
Soundbar Width (cm) | 90 cm | 36.6 cm |
Soundbar Height (cm) | 6.4 cm | 7.9 cm |
Soundbar Depth (cm) | 8.8 cm | 10.4 cm |

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


