Side by Side: Sonos Playbar and Bose Soundbar ST300SB - YouTube
Sonos Playbar vs Bose SoundTouch 700 Soundbar Comparison – The Droid Guy
Amazon.com: Vogel's SOUND 3550 soundbar mount | Also fits Bose Soundbar 500/700 | Sonos Arc/Beam/Playbar | Samsung | Sony | LG and JBL | mount for VESA 100 to 600 | Max. 14.3 lbs (6,5 kg) : Electronics