
Polk Audio Signa S2
Score: 62/100
Samsung B-Series HW-B400F
Score: 63/100Rankings

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.

The Polk Audio Signa S2 is a compact 2.1-channel sound bar with a wireless subwoofer, offering dialogue-enhancing VoiceAdjust™ technology and easy HDMI ARC setup, but it lacks advanced surround codecs and smart-home features.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 40 Wbest | |
2best | 2best | |
| ↓ lower better | 1.8 kgbest | 2.085 kg |
12 monthsbest | 12 monthsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Audio Performance(3) | ||
Audio Channels | 2 | 2.0 |
Supported Audio Formats | Dolby Digital 5.1 | Dolby 2ch, LPCM 2ch |
Sound Modes | Movie, Music, Night Mode | Surround Sound Expansion, Standard, Voice Enhance, Night Mode |
Build & Design(1) | ||
Soundbar Weight (kg) | 1.8 kg | 2.085 kg |
Power & Battery(1) | ||
Power Source | AC | Corded electric |

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

Professional reviewers commend the Signa S2 for its dialogue-enhancing VoiceAdjust™ technology, solid midrange performance, and straightforward HDMI ARC integration, noting it outshines budget rivals like the Bose Solo 5 but criticizing its lack of immersive surround, limited codec support, and absence of smart-home features.
Everyday users overwhelmingly praise the sound bar's ability to make dialogue clearer and its hassle-free installation, with many calling it a noticeable upgrade over TV speakers; common complaints revolve around Bluetooth reliability, a small remote, aggressive power-saving shutdown, and the dusty fabric grille.

“Night Mode is a useful feature for late-night viewing”

“The wireless subwoofer delivers surprisingly deep bass”

“focuses on better dialogue, a wider soundstage than typical TV speakers, and quick setup”




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.