Which is better for a Bose Soundbar 700?

The Bass Module 700. Bose designed it for the Soundbar 700, and it connects wirelessly to that bar.

Which subwoofer hits harder?

The Lifestyle Ultra. Bose calls it its most powerful subwoofer to date. The Bass Module 700 is rated at 800 W with a 10-inch driver.

Is the Lifestyle Ultra worth the extra over the Bass Module 700?

Only if you run a Lifestyle Collection system. For a Soundbar 700 setup, the Bass Module 700 is the intended match and has a much larger review base.

Can I use either sub with a non-Bose soundbar?

Not easily. Both are built for Bose systems. The Bass Module 700 adds a 3.5 mm subwoofer input, but Bose intends it for its own bars.

Which is easier to place in a room?

They are nearly the same footprint. The Bass Module 700 is about 30 lb versus 33.7 lb for the Lifestyle Ultra, so it is slightly easier to move.

How have Bass Module 700 prices moved?

It was $598.00 on 2026-11-04 and $699.00 on 2026-11-05. No current price was given for the Lifestyle Ultra.

Bose Bass Module 700 vs Bose Lifestyle Ultra Subwoofer

Both are Bose wireless subs built for Bose soundbars, but they suit different systems. The Bass Module 700 is the proven match for the Soundbar 700 and similar Bose bars, with a large review base and a 10-inch driver. The Lifestyle Ultra Subwoofer is Bose's most powerful sub and pairs with the Lifestyle Collection, but it has far fewer ratings. On price, the Bass Module 700 has ranged from $598.00 (2026-11-04) to $699.00 (2026-11-05); no current price was given for the Lifestyle Ultra.

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