JBL Bar 9.1 vs Denon DHT-S217 comparison definitely makes sense. Based on our rating, Bar 9.1 has a total rating of 9 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 JBL Bar 9.1 has 9.1 versus 2.1 for the Denon DHT-S217. The output power is different and equal to 820 (overall) W for the Bar 9.1 versus 40 (overall) W for the DHT-S217. Only the Denon DHT-S217 has a built-in subwoofer. The Bar 9.1 has a wireless connection to separate subwoofer, and the DHT-S217 - wired. The JBL Bar 9.1 got our rating of 9 out of 10, and the Denon DHT-S217 4 for its audio features and specs.
Spotify support is available on the Bar 9.1.
Only the JBL Bar 9.1 can connect to the Internet via WI-FI. 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, the Bar 9.1 received a rating of 10/10 versus 7/10, respectively.
App control is available in every soundbar. A built-in microphone is present only on the Bar 9.1. Multi-room is only available for the JBL Bar 9.1.
Both devices have support for Dolby Atmos multichannel audio format. The soundbars do not support the surround sound technology DTS:X. For multichannel surround JBL Bar 9.1 got a rating of 7, and Denon DHT-S217 5 out of 10.