Sony Bravia Theatre Bar 7 Dolby Atmos Soundbar vs Theatre Sub 9 600 W Wireless Subwoofer — Comparison

BRAVIA Theatre Bar 7 is the Sony Bravia Theatre Bar 7 Dolby Atmos Soundbar, priced at £699, while BRAVIA Theatre Sub 9 is the Sony BRAVIA Theatre Sub 9 600 W Wireless Subwoofer, priced at £899. Both sit in Sony's BRAVIA Theatre home cinema ecosystem, but they are not direct substitutes: the Bar 7 is the main soundbar, while the Sub 9 is a bass expansion component.

The BRAVIA Theatre Bar 7 includes nine speaker units, 360 Spatial Sound Mapping, Dolby Atmos, DTS:X and BRAVIA Connect. It is designed to handle the main soundtrack, dialogue and spatial effects from one soundbar body. The BRAVIA Theatre Sub 9 focuses entirely on premium bass, with 600W power, wireless operation, easy setup and control through BRAVIA Connect. It does not list Atmos, DTS:X or speaker units for full-range sound because it is not intended to replace the soundbar; it reinforces low frequencies.

Choose the BRAVIA Theatre Bar 7 if you are starting a Sony TV sound upgrade and need the core product that produces dialogue, effects and surround-style processing. At £699, it is cheaper than the subwoofer and offers the wider feature set for most users. The BRAVIA Theatre Sub 9 is for those who already have, or plan to pair with, a compatible BRAVIA Theatre bar and want deeper cinematic impact for films, games and music. Its £899 price is high for an add-on, but justified for buyers prioritising strong wireless bass rather than a complete standalone audio solution.

Bottom line: choose BRAVIA Theatre Bar 7 if you need the main Dolby Atmos and DTS:X soundbar for Sony home cinema / opt for BRAVIA Theatre Sub 9 if you already want to add premium 600W wireless bass.