75%
Polk Audio Signa S3
Sound Bar with Wireless Subwoofer and Chromecast Built-In
The low-profile Signa S3 sound bar delivers an incredible, room-filling home theatre experience as well as the ability to stream all your favourite music services. Built to work with any HD, 4K and 8K TV via HDMI ARC, the Signa S3 is easy to set up and can be controlled with a single remote.
- Dolby Digital & DTS virtual surround
- VoiceAdjust™ technology
- Bluetooth & WiFi wth Google Chromecast
- 4 driver array
- 5.25" wireless subwoofer
- 35.4" x 3.3" x 2.2" (Bar)
Google Chromecast Built-in
Use Google Chromecast for audio to stream music from your favourite apps including Google Play Music, YouTube Music, Amazon Music HD, Spotify, Tidal, Deezer, Qobuz, and more over Wi-Fi. With a Google Home speaker.
Polk Patented VoiceAdjust™ Technology
Hear every word. Choose from three distinct levels to reproduce clear, crisp dialogue and never miss a single word of your favourite movie, TV show or sporting event.
Works with Google Assistant
Use your voice and Google Assistant to control your music — play, pause and adjust volume. Use the Google Home app to group it with other Chromecast-enabled speakers to play music throughout your home. Google Home speaker sold separately.
Bass you can Feel
Paired with the sound bar, the included wireless subwoofer reproduces deep bass impact you can feel for all your home theatre and music needs.
never miss a memorable moment again
Polk’s patented VoiceAdjust™ speech-clarifying technology allows you to raise and accentuate dialog without impacting the rest of the soundtrack.
Dealers selling Polk Audio near you
Polk's Signa S3 punches above its slim profile with a bold, cinema-style low end from the included wireless subwoofer and a focused center channel that keeps dialogue clear. It decodes Dolby Digital, adds Chromecast streaming and HDMI ARC for fuss-free hookup, while Polk's Voice Adjust helps vocals cut through — a compact 2.1 that delivers surprisingly big home-theater sound, per Brian Mitchell.
Pros
- Included wireless subwoofer provides impactful low end and a larger-than-expected cinematic presence for a compact 2.1 system.
- Chromecast built-in and Wi‑Fi support enable native streaming from services like Spotify, Tidal and multiroom grouping.
- Voice Adjust plus HDMI ARC and broad TV-remote compatibility make dialogue intelligibility and setup straightforward.
- Dolby Digital decoding delivers virtualized 5.1 content for more immersive movie playback from a single-bar connection.
&
Cons
- S3 offers few sonic changes over the prior Signa S2 — the main additions are Chromecast/Wi‑Fi, so cost-conscious buyers may prefer the discounted S2.
Sound Quality
77/100
Bass
78/100
No reviewer measurements provided; score derived from specs (5.25" ported sub, freq response to 45 Hz) and typical performance of compact ported subwoofers—good mid-bass presence but limited deep extension and lowest-octave authority.
Dynamics
75/100
No reviewer commentary on slam/headroom. Judged from driver size, ported enclosure and Polk's tuning tendencies—should deliver respectable transient punch for TV/music at moderate levels but will likely compress at very high SPLs.
Show Less
Integration
70/100
No review outcomes describing blend with mains or room. Assessment based on available features (EQ, crossover likely on-bar/sub) but Features ≠ Integration; add outcome evidence or lower Integration.
Build Quality
76/100
No hands-on reviews. Polk generally uses solid finishes and adequate cabinetry at this price; score reflects expected above-average fit-and-finish for mainstream AV gear without specific inspection notes.
Features Connectivity
80/100
Passive baseline applied. Includes HDMI ARC, optical, 3.5mm aux and Bluetooth—covers modern connectivity and placement flexibility for most users.
Value for Money
70/100
Price listed at $349.00; without review-based performance claims this is moderate value. If real-world sound and integration are strong, value could improve; no reviewer language like 'no-brainer' present.
Reviews
Forum Mentions
No forum mentions found yet
FAST, EASY & NEAR
Find Polk Audio Verified Dealers Near You
Polk Audio dealers in the map