Nakamichi Shockwafe Pro 7.1 eARC vs Denon DHT-S217 comparison definitely makes sense. Based on our rating, Shockwafe Pro 7.1 eARC has a total rating of 5.8 out of 10 versus 4.8 for DHT-S217.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the Nakamichi Shockwafe Pro 7.1 eARC has 7.1.4 versus 2.1 for the Denon DHT-S217. The output power is different and equal to 850 (overall) W for the Shockwafe Pro 7.1 eARC versus 40 (overall) W for the DHT-S217. Only the Denon DHT-S217 has a built-in subwoofer. The Shockwafe Pro 7.1 eARC has a wireless connection to separate subwoofer, and the DHT-S217 - wired. The Nakamichi Shockwafe Pro 7.1 eARC got our rating of 8 out of 10, and the Denon DHT-S217 4 for its audio features and specs.
Soundbars do not have AirPlay support. Spotify support not implemented in both soundbars.
Both models do not have WI-FI support. Rivals from our review have Bluetooth support. Each soundbar has 1/1 HDMI inputs/outputs. The HDMI Audio Return Channel (ARC) feature supports both devices. For connectivity, each of the soundbars received a rating of 7/10.
App control is available for the DHT-S217. None of the models under consideration have a built-in microphone. 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 eARC. For multichannel surround Nakamichi Shockwafe Pro 7.1 eARC got a rating of 10, and Denon DHT-S217 5 out of 10.