Bose Smart Ultra Soundbar vs Sonos Arc Ultra

By Billy G. · Founder & Lead EditorVerified Jun 6 by Billy G.

Bose Smart Ultra Soundbar
Sonos Arc Ultra
Verified Confidence: 85%

Verdict: Sonos Arc Ultra outperforms with 9.1.4 channels and 14 drivers plus Sound Motion bass (per provided specs) compared to Bose's 5.1.2 and AI Dialogue Mode. Bose Smart Ultra undercuts by $100 MSRP and adds Chromecast support. Sonos wins overall for immersive home theater while Bose suits dialogue-focused buyers.

Bose Smart Ultra Soundbar lists at $899 while Sonos Arc Ultra lists at $999 — Bose Smart Ultra Soundbar undercuts Sonos Arc Ultra by $100 (11%).

Winner: Sonos Arc Ultra

Bose Smart Ultra Soundbar: 7.5/10

Sonos Arc Ultra: 8.5/10

Spec-by-spec comparison

Bose Smart Ultra SoundbarSonos Arc Ultra
Channels5.1.29.1.4
Drivers—14
ConnectivityWi-Fi, Bluetooth, AirPlay 2, ChromecastWiFi 6, Bluetooth 5.3, AirPlay 2
Audio FeaturesDolby Atmos, AI Dialogue Mode, TrueSpaceDolby Atmos, Sound Motion bass enhancement

Bose Smart Ultra Soundbar

What works

  • AI Dialogue Mode improves vocal clarity
  • Lower price at $899 MSRP
  • Bose TrueSpace for spatial audio immersion

What doesn't

  • Fewer channels than competitors (5.1.2)
  • Older release from 2023-09

Sonos Arc Ultra

What works

  • 9.1.4 channels with 14 drivers for immersive audio
  • Sound Motion technology enhances bass response
  • Newer 2024-10-29 release with WiFi 6

What doesn't

  • Higher price at $999 MSRP
  • No dedicated dialogue enhancement mode listed

Bottom line

Our pick: Sonos Arc Ultra.

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