Arc brings a new design and feature set, while the Play:5 is now just the Five.
Premium Immersive Set with Arc, Sub, & Era 100
Sonos ARC reviews released, links inside : r/sonos
Sonos Arc soundbar launches with Dolby Atmos support
Sonos - Arc Soundbar with Dolby Atmos, Google Assistant and Alexa - Black
The Sonos Arc is the long-awaited Playbar update with Dolby Atmos support
Sonos Adds DTS Support to Sonos ARC and Beam
Sonos debuts the $799 Arc, its first Dolby Atmos soundbar
Sonos Arc - 5.0.2 Dolby Atmos soundbar
The Sonos Arc is the long-awaited Playbar update with Dolby Atmos support
Includes Sonos Arc Dolby Atmos® sound bar and Era 100 surround speakers (Black)
Sonos Arc 5.0.2 Home Theater Bundle