It makes sense comparing Definitive Technology Mythos SSA-50 vs LG SL9YG because they both are able to give some premium features. Based on our rating, Mythos SSA-50 has a total rating of 6 out of 10 versus 8 for SL9YG.
The Definitive Technology Mythos SSA-50 has the passive amplification type, the LG SL9YG - active. A significant difference between the units in the number of channels, the Definitive Technology Mythos SSA-50 has 5.0 versus 4.1.2 for the LG SL9YG. Only the Definitive Technology Mythos SSA-50 has a built-in subwoofer. The Definitive Technology Mythos SSA-50 got our rating of 6 out of 10, and the LG SL9YG 8 for its audio features and specs.
Soundbars do not have AirPlay support. Spotify support is available on the SL9YG.
Only the LG SL9YG can connect to the Internet via WI-FI. Only the SL9YG has Bluetooth support. Only the SL9YG supports HDMI Audio Return Channel (ARC). For connectivity, the Mythos SSA-50 received a rating of 6/10 versus 7/10, respectively. App control is available for the SL9YG. A built-in microphone is present only on the SL9YG. Multi-room is only available for the LG SL9YG.
Only the SL9YG has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the SL9YG.