7 Best Car Subwoofers of 2021

Jerry Wilson
Written by
Last update:

A subwoofer is a device that extends the low-frequency range of a speaker system, or generates low-frequency sounds itself. In this case, the car is the speaker system.

The subwoofer we’re talking about here is a specialised speaker that is generally placed in your trunk of your car or under the seat. The subwoofer is a specialised speaker for the low, low frequency sounds mainly below the range of human hearing.

The main thing with a subwoofer is the sound quality. The a subwoofer has a bigger cone is a little bit louder and the human ear can not hear the difference between a big woofer and a small woofer. Nowadays there are in fact some really big models which have a diameter of 40 inches and even much greater. Others are very small but still incredibly efficient.

If you want to know in depth about the best car subwoofer, then keep on reading and get the best one for you.

NameCategoryProduct
Rockville RW10CA 10" 800 Watt Slim Low Profile Active Powered Car Subwoofer SubBest OverallRockville RW10CA 10" 800 Watt Slim Low Profile Active Powered Car Subwoofer Sub
BOSS Audio Systems CXX8 8 Inch Car SubwooferBudget PickBOSS Audio Systems CXX8 8 Inch Car Subwoofer
Rockford Fosgate P300-12 Punch 300 Watt Powered Loaded 12-Inch Subwoofer EnclosureUpgrade PickRockford Fosgate P300-12 Punch 300 Watt Powered Loaded 12-Inch Subwoofer Enclosure

1. Rockville RW10CA 10" 800 Watt Slim Low Profile Active Powered Car Subwoofer Sub

Our rating: 9 / 10

Rockville RW10CA 10" 800 Watt Slim Low Profile Active Powered Car Subwoofer Sub

Check Price on Amazon

Ported Box Load Design: Rockville RW10CA 10 Inch 800W Slim Low Profile Subwoofer Active Powered Car Subwoofer features a ported box load design so you can expect a more powerful and efficient bass. And you can choose the right subwoofer to accomplish your goal to improve your music quality.

RMS Power Handling: The Rockville RW10CA 10-Inch 800 Watt Slim Low Profile Subwoofer features an RMS power handling of 800 W and peak power handling of 1600 W. It is 8 ohm subwoofer and compatible with car stereo systems or any other sound system with an RCA audio output.

Black Stitched Edge: Rockville RW10CA 10-Inch 800 Watt Slim Low Profile Subwoofer active powered car subwoofer features a black stitched edge. It is slim and low profile which makes it lightweight, easy to carry and install. So it is designed to fulfil your needs and give you the best performance.

2. Rockford Fosgate P300-12 Punch 300 Watt Powered Loaded 12-Inch Subwoofer Enclosure

Our rating: 8 / 10

Rockford Fosgate P300-12 Punch 300 Watt Powered Loaded 12-Inch Subwoofer Enclosure

Check Price on Amazon

If your vehicle is in need of some extra bass, the Rockford Fosgate P300-12 is a great choice.

Weighing at 34.5 lbs it’s pretty suitable for most vehicles, especially if you’re just looking to shake up the trunk.

This subwoofer is ideal for most cars, and according to most customer reviews (sellers are very responsive to user feedback and ratings) the subwoofer is ideal for driving around in small to small sized vehicles.

3. BOSS Audio Systems CXX8 8 Inch Car Subwoofer

Our rating: 8 / 10

BOSS Audio Systems CXX8 8 Inch Car Subwoofer

Check Price on Amazon

Pros:

  • Weighs just 10 pounds
  • Resonant frequency at 28-31 Hz
  • 100% American-made
  • Great quality and price

This car subwoofer comes equipped with a polypropylene cone that handles 600 watts of power, and weighs just 9.6 pounds. The dual aluminum injection resin frame is heat resistant, making it ideal for use in cars with high-temperatures.

This subwoofer is also known for generating less distortion, even at higher volumes, thanks to its integrated spider venting and high-roll rubber surround that absorbs over-excursion and flexes on the car motor structure.

What’s really special about the Boss Audio CXX8 is the fact that it’s proudly made in America, which is a luxury you won’t find in many subwoofers. Overall, this 8” car subwoofer will ensure that you and your passengers have an amazing time when listening to the most popular hip-hop, R&B, Dubstep or dance songs.

4. Planet Audio AC10D 10 Inch Car Subwoofer

Our rating: 8 / 10

Planet Audio AC10D 10 Inch Car Subwoofer

Check Price on Amazon

Pros:

  • Great sound from a decent price
  • Powerful and deep bass
  • Great woofer

Cons:

  • Not durable due to lack of an enclosure
  • Will not produce the same sound as a home-theater subwoofer
  • Does not come with a built in amplifier

The Planet Audio AC10D is a 10-inch woofer that has plenty of power to produce great bass. The woofer can achieve power of up to 1500 watts and can also produce a mesh grill for added durability. The woofer can be installed by anyone with a car installation experience.

The design is modern and that ensures to be a major hit among customers. The woofer is backed up by Planet Audio’s warranty and thus there is no need to worry about the investment.

The AC10D comes with a dual 4 ohm voice coil. The woofer is also well known for producing great bass with the depth extending below four-hundred Hertz. The major controls are all located on the voice coil and can be easily accessed from the driver’s seat.

5. Kenwood KSC-SW11 Compact Powered Enclosed Subwoofer

Our rating: 6 / 10

Kenwood KSC-SW11 Compact Powered Enclosed Subwoofer

Check Price on Amazon

Pros:

  • Budget Friendly
  • Heavy, distortion-free bass

The Kenwood KSC-SW11 is a simple compact powered subwoofer that produces some heavy, distortion-free bass. The subwoofer comes in a small enclosure with a decent amp and features a hardwired RCA connection.

The subwoofer features a sturdy 10-inch woofer that handles plenty of power and hits high frequencies like no other. The subwoofer boasts a frequency range of 35 to 150 Hz, with a max power of 320 W. It packs two strong ferrite magnets, an output level range of -10 to +10 dB and a signal-to-noise ratio of more than 80 dB.

The amp has a max power of 400 W, and it has 3 channels and a crossover frequency of 50 Hz. It comes with RCA inputs, as mentioned earlier.

6. PIONEER TS-SW3002S4 12" 1,500-Watt Shallow-Mount Subwoofer

Our rating: 6 / 10

PIONEER TS-SW3002S4 12" 1,500-Watt Shallow-Mount Subwoofer

Check Price on Amazon

Pros:

  • Extremely lightweight
  • Good value for the price
  • Plenty of power
  • Movable grille
  • Nine Polvloy hybrid rubber cone
  • 120 watts RMS
  • 600 watts max power
  • 1-ohm impedance
  • Deep irregular shaped cone with offset design
  • Sturdy injection molded basket

7. Planet Audio AC15D Car Subwoofer

Our rating: 5 / 10

Planet Audio AC15D Car Subwoofer

Check Price on Amazon

Pros:

  • Boosts the bass in the car
  • Decent build
  • Dual 4-ohm voice coils
  • Can be used in a sealed or ported enclosure
  • Works with Rockford fosgate or Orion amplifiers
  • Made in the USA
  • Affordable price

The Planet Audio AC15D is the best car subwoofer for its ability to provide great sound quality, without making too much noise. It can be installed in a factory subwoofer location or in a trunk or hatch area using the back-vented configuration. The AC15D also has a dual 4-ohm voice coil so you can configure it to fit your speaker amp.

It’s important to add an amplifier along with this woofer for best results. It’s got a 12-inch double stitched surround, along with angled lines which significantly improve its performance. The Planet Audio AC15D is a good looking subwoofer that will blend well with your car’s interior.

Frequently Asked Questions (FAQ)

What are the best car subwoofers?

Car subwoofers are an essential component of your speaker system. If you are a car enthusiast, you'll want to double check that the subwoofers you are considering are compatible with your car. Generally, you have two places from which you can install your subwoofer, in your trunk or your doors. Most car subwoofers recommend using custom enclosures when installing in your doors.

In order to be able to properly install your subwoofers to your enclosure, you'll also need speaker wire. In our opinion, unless you are an experienced professional, it is best to avoid installing your subwoofers yourself. It's pretty easy to mess things up, and you can ruin your sound system if you aren't careful. We highly recommend taking your car to a professional for installation.

What is the best brand for subwoofers?

As the leading brand of car audio products, Pioneer has been under the stiff competition for many years with all the brands of subwoofers. However, the brand always strives to offer its customers the best products with the affordable price. The Pioneer TS-SW3002S4 10-inch shallow mount subwoofer is one of their most popular products. When you watch the review of this product, you will realize that with this product, as with many other products from this brand, the sound quality is amazing.

Many customers claim that when they use this subwoofer for their cars, it improves the sound quality a lot in their hard-hitting music and tunes. Some people even say that this product offers sound equivalent to the car audio system. It helps people truly enjoy the music in their cars.

What are the hardest hitting subs?

The hardest hitting subs is all about how low you can go. As in how low you can tune the sub to before it stops producing bass.

What are the top 10 best subwoofers?

Here follows the list of ten best subwoofers for your money. As you may notice, we didn't forget to add the cheapest options in the list.

Conclusion

There is no doubt that car subwoofers can boost the quality of any audio system because they bring the bass, but are they truly worth their high price tags? We believe there are some great options that are worth your money and time. Car subwoofers are truly an item where you get what you pay for. But, luckily enough, the best car subwoofers don't need to be that expensive.

Our Recommendation

NameCategoryProduct
Rockville RW10CA 10" 800 Watt Slim Low Profile Active Powered Car Subwoofer SubBest OverallRockville RW10CA 10" 800 Watt Slim Low Profile Active Powered Car Subwoofer Sub
BOSS Audio Systems CXX8 8 Inch Car SubwooferBudget PickBOSS Audio Systems CXX8 8 Inch Car Subwoofer
Rockford Fosgate P300-12 Punch 300 Watt Powered Loaded 12-Inch Subwoofer EnclosureUpgrade PickRockford Fosgate P300-12 Punch 300 Watt Powered Loaded 12-Inch Subwoofer Enclosure