https://www.rtings.com/soundbar/tools/compare/sony-ht-s400-vs-yamaha-ats-1090/31800/43840
Sony HT-S400 vs Yamaha ATS-1090: Which Soundbar Is Better? - RTINGS.com
Oct 12, 2017 - The Sony HT-S400 is better than the Yamaha ATS-1090. The Sony has a dedicated subwoofer, so it has a better low-frequency extension, meaning you get more bass...
yamaha ats 1090