Best Underseat Subwoofer of 2020 - Small And Low Profile

More often than not, when people talk about car subwoofers, they have these substantial drivers and giant enclosures in mind. You know, the stuff that will take up your entire trunk.

But what if I told you that there’s a way to add just enough bass to your car’s audio system with a dedicated subwoofer without even noticing that it’s there?

Yes, I’m talking about the best underseat subwoofer – slim and compact, yet powerful enough to produce that hard-hitting bass car audio enthusiasts are after.

Stick around, and I’ll show you the best hard-hitting car subs that the market has to offer!

In a hurry? The test winner after 30 hours of research:

Rockwille RW10CA 10" underseat subwoofer
Rockville RW10CA 10" 800 Watt Low-Profile Subwoofer

Why is it better?

  • A well-made, low-profile powered 10-inch subwoofer
  • Excellent combination of power ratings and sensitivity 
  • Has a 20 to 150-Hz frequency range with an included subsonic filter 
  • Features a power-sensitive input system and additional onboard electronics 
  • The bass hits hard, but blends in and adds low-end balance when needed
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Last Updated: October 1, 2020

By Barry Allen: This article has been updated to reflect the most accurate information regarding best underseat subwoofers available for those who are interested in enhancing audio performance. The best 5 available have changed, and information has been added to assist individuals in finding the current underseat subwoofers currently available on the market. The FAQ has also been updated.




Power (RMS/Peak)

Frequency  Range

Our Rating

Current Price

Rockville RW10CA 10" 800 Watt Low-Profile Subwoofer


10 inch


200/800 watts

20 – 150 Hz