Bose Smart Soundbar 700 vs Sonos Arc Ultra

By Billy G. · Founder & Lead EditorVerified Jun 8 by Billy G.

Bose Smart Soundbar 700
Sonos Arc Ultra
Sonos Arc Ultra

Verdict: Sonos Arc Ultra outperforms on RTINGS Atmos testing with 9.1.4 channels and 4 upward drivers versus Bose Smart Soundbar 700's lack of height effects. Bose scores higher on dialogue clarity in CNET tests but trails by 15% in overall immersion scores. Sonos wins for modern home theater while Bose suits basic TV use.

Winner: Sonos Arc Ultra

Bose Smart Soundbar 700: 6.5/10

Sonos Arc Ultra: 8.5/10

Spec-by-spec comparison

Bose Smart Soundbar 700Sonos Arc Ultra
Channels—9.1.4
Dolby AtmosNoYes
ConnectivityHDMI ARC, Optical, Wi-Fi, BluetoothHDMI eARC, Wi-Fi, Bluetooth
SubwooferOptional wirelessYes

Bose Smart Soundbar 700

What works

  • Clear dialogue mode with adjustable levels
  • Bose Music app supports multi-room with other Bose speakers
  • Built-in Alexa and Google Assistant

What doesn't

  • No native Dolby Atmos support
  • Bass requires separate subwoofer purchase

Sonos Arc Ultra

What works

  • True 9.1.4 Dolby Atmos with upward-firing drivers
  • Sonos app enables seamless multi-room and voice control

What doesn't

  • Higher price point than older Bose models
  • Requires Sonos ecosystem for full features

Bottom line

Our pick: Sonos Arc Ultra.

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