Polk Audio Signa S3
Score: 75/100
Denon Home 550
Score: 76/100Rankings
The Denon Home 550 is a 4-channel virtual-surround soundbar featuring Dolby Atmos, DTS:X, HEOS multi-room streaming, and built-in voice assistants. It omits a dedicated subwoofer and its power output is unspecified, limiting deep bass. Perfect for users wanting a sleek, all-in-one streaming bar for small to medium rooms.
The Polk Signa S3 offers a low-profile 2.1-channel soundbar with built-in Chromecast and Google Assistant, providing easy streaming and dialogue enhancement. Its limited channel configuration and lack of detailed power specifications restrict surround-sound performance. Best suited for users who want a simple, affordable upgrade for modest TV setups.
| Attribute | | |
|---|---|---|
— | 4best | |
| ↓ lower better | 1.8 kgbest | 3.3 kg |
1 yearsbest | 1 yearsbest | |
90 cmbest | 65.9 cm | |
5.5 cm | 7.5 cmbest | |
8.2 cm | 12 cmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Audio(3) | ||
Audio Channels | 2.1 | 4 |
Supported Audio Formats | Dolby Digital, DTS Virtual Surround | Dolby Atmos, DTS:X |
Wireless Subwoofer | true | false |
Design(4) | ||
Soundbar Weight (kg) | 1.8 kg | 3.3 kg |
Soundbar Width (cm) | 90.0 cm | 65.9 cm |
Soundbar Height (cm) | 5.5 cm | 7.5 cm |
Soundbar Depth (cm) | 8.2 cm | 12.0 cm |
Products in the top-left offer the best value (high score, low price).
Professional reviewers commend the Signa S3 for its low-profile aesthetics, straightforward setup, and useful features like VoiceAdjust and built-in Chromecast, while noting its limitation to 2.1 channels and the lack of detailed power specs.
Everyday users appreciate the simple plug-and-play installation, clear dialogue from VoiceAdjust, and the solid bass from the wireless subwoofer, with no major complaints beyond the system's basic channel configuration.
Professional reviewers commend the Denon Home SB550 for its virtual 4-channel Atmos/DTS:X implementation, wide soundstage, and the convenience of a single HDMI eARC cable that also carries 4K HDR video. They also highlight the HEOS multi-room ecosystem and the bass boost from three passive radiators, while noting the absence of a dedicated subwoofer and calibration tools as potential drawbacks for audiophiles.
Consumers generally view the SB550 as an easy-to-set-up, space-saving soundbar that offers solid streaming options and immersive virtual surround. Praise centers on the straightforward HDMI eARC hookup and the ability to stream high-resolution music, while the lack of deep bass and unspecified power output are occasional concerns.
