MartinLogan BalancedForce 212Price: $3999 (Perfect Bass Kit, add $100)

Website: www.martinlogan.com

Kevin said: The BalancedForce 212 is in a class with the best subs available to the home-audio enthusiast. The BF212 is one for the short list -- it’s required listening for anyone who’s dead serious about the low end. Highly recommended.

Reviewers' Choice

Read the SoundStage! Hi-Fi review.

The gist: Very capable subwoofer in every important parameter.