
Polk Audio Signa S3
Score: 69/100
Sonos Beam Gen 2 White
Score: 67/100Rankings

The Signa S3 is a budget-friendly 2.1-channel soundbar with a wireless subwoofer, offering Chromecast streaming, Google Assistant compatibility and solid bass for small-to-medium rooms.

The Sonos Beam Gen 2 is a compact, Dolby Atmos-enabled soundbar that delivers immersive audio for small to medium rooms while integrating tightly with Alexa, Google Assistant and the Sonos ecosystem.
| Attribute | ![]() | ![]() |
|---|---|---|
2.1 | 5best | |
| ↓ lower better | 1.8 kgbest | 2.88 kg |
12 monthsbest | 12 monthsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Audio Performance(2) | ||
Audio Channels | 2.1 | 5 |
Supported Audio Formats | Dolby Digital 5.1 | Stereo PCM, Dolby Digital, Dolby Digital Plus, Dolby Atmos (via Dolby Digital Plus or TrueHD), Multichannel PCM |
Build & Design(3) | ||
Soundbar Weight (kg) | 1.8 kg | 2.88 kg |
Mounting Type | Wall-mountable | Threaded |
Remote Control Included | true | false |


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

Reviewers highlight its excellent value, deep bass and Chromecast integration, while noting the lack of Atmos and limited EQ controls.
Users appreciate the loud, distortion-free sound and easy setup, but criticize the flimsy remote and absence of advanced surround formats.

Professional reviewers consistently rate the Beam (Gen 2) as the top choice for small rooms, praising its Dolby Atmos performance, compact form factor and deep integration with the Sonos ecosystem, while noting its lack of DTS support, modest bass and the need for an eARC-compatible TV to unlock Atmos.
Everyday users love the Beam for its clear dialogue, easy setup and immersive Atmos feel in modest spaces, but many express frustration over the absence of Android Trueplay, thin bass and occasional voice-assistant lag.
“Powerful audio performance with deep, distortion-free bass.”

“Chromecast and Google Assistant make streaming a breeze.”

“The remote feels cheap and the LED indicators are confusing.”


