It makes sense comparing Sonos Arc vs Nakamichi Shockwafe Pro 7.1 because they both are able to give some premium features. Based on our rating, Arc has a total rating of 7 out of 10 versus 7.8 for Shockwafe Pro 7.1. The competitors' control buttons are different: volume down, volume up, play/pause, microphone and power, source, demo, volume down, volume up, respectively.
Both soundbars have active amplification type. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The Sonos Arc got our rating of 5 out of 10, and the Nakamichi Shockwafe Pro 7.1 8 for its audio features and specs. Spotify is available on each of the soundbars.
Only the Sonos Arc can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. The Sonos Arc has 1/0 HDMI inputs/outputs versus 3/1 of the Nakamichi Shockwafe Pro 7.1. The HDMI Audio Return Channel (ARC) feature supports both devices. For connectivity, the Arc received a rating of 7/10 versus 8/10, respectively. App control is available for the Arc. A built-in microphone is present only on the Arc. Soundbars do not have Multi-room support.
Both devices have support for Dolby Atmos multichannel audio format. A surround technology DTS:X is supported only by the Shockwafe Pro 7.1. For multichannel surround Sonos Arc got a rating of 4, and Nakamichi Shockwafe Pro 7.1 10 out of 10.