
Polk Audio MagniFi Mini AX
Score: 78/100
LG S40TR
Score: 69/100Rankings

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 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 | ![]() | ![]() |
|---|---|---|
— | 5best | |
12.7 cmbest | — | |
| ↓ lower better | 6.35 kg | 1.633 kgbest |
10 mbest | — | |
1 yearsbest | 1 yearsbest | |
36.6 cm | 72.14 cmbest | |
7.9 cmbest | 6.35 cm | |
10.4 cmbest | 8.64 cm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Audio(2) | ||
Audio Channels | 3.1 | 5 |
Supported Audio Formats | 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 Digital, DTS Digital |
Design(4) | ||
Soundbar Weight (kg) | 6.35 kg | 1.633 kg |
Soundbar Width (cm) | 36.6 cm | 72.14 cm |
Soundbar Height (cm) | 7.9 cm | 6.35 cm |
Soundbar Depth (cm) | 10.4 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.

