The Yamaha YAS-109 vs Definitive Technology Mythos SSA-50 comparison shows that these models have some important differences and common features. The Yamaha YAS-109 was rated 8, while the Definitive Technology Mythos SSA-50 has a rating 6.
Soundbars have different amplification type - active versus passive respectively to devices. A noticeable difference is the number of channels that YAS-109 has 2.1 and Mythos SSA-50 has 5.0. Competitors have a built-in subwoofer. Rate 5 out of 10 received the Yamaha YAS-109 for audio features and specs, but the Definitive Technology Mythos SSA-50 received 6 out of 10.
The YAS-109 can play audio from Spotify.
Wireless Internet connection is realized only in the YAS-109. Bluetooth support integrated in the YAS-109. The HDMI Audio Return Channel (ARC) is implemented only in the YAS-109. We rated the connectivity of the YAS-109 at 8 out of 10, while the Mythos SSA-50 was rated 6/10.
The manufacturer of the YAS-109 provides a device control application. The Yamaha YAS-109 equipped with a microphone. The models under consideration cannot become part of a multiroom system.
Dolby Atmos audio decoder support is not implemented in either the YAS-109 or Mythos SSA-50. Devices from this comparison cannot process surround sound due to lack of DTS:X.