Considering practicality, not everyone is in a position to install box type subwoofers in their cars since they take up humongous amounts of space and more often than not, require body mods.

Under seat subwoofers quickly come into the picture as the best option for you to enjoy some thick, punchy low end, without breaking the bank or your car for that matter.

So, let’s look at some of our top picks!

The Under-Seat Subs We Recommend

ImageUnderseat SubwooferBottom lineProsConsSizePowerWoofer SizeFrequency Response
CERWIN-VEGA MOBILE VPAS10 VEGA...
Our Pick

$159.00 at Amazon
This is actually one of the best under-seat subs you can buy in terms of size (thinnest), built quality, price, and bass punch! 10" woofer size where most others are 8", Price, Most RMS, Great bass, ThinnestLacks bit on the low frequenciesW: 9.6"
D: 13.6"
H: 2.6"
RMS: 200 W
MAX: 450 W
10 inches75-150 Hz
Rockville RW10CA 10' 800 Watt...
Budget

$114.95 at Amazon
Don't let the price trick you, this baby can punch some bass - it won't rattle the doors off but does the job.10" woofer size, Price, Lot of satisfied usersCheap builtW: 13.4"
D: 12.4 "
H: 2.7"
RMS: 200 W
MAX: 800 W
10 inches20-150 Hz
Kenwood KSC-PSW8 250W Max...
New Model

$169.99 at Amazon
The new Kenwood KSC-PSW8 is designed to drop rich sonorous sound waves, this sub will undoubtedly be a canny addition to any car.

A power upgrade from Kenwood KSC-SW11.
Super compact, impressive bass drop, Made for durabilityDistorts at high volumesW: 13.75"
D: 9.5"
H: 3"
RMS: 150 W
MAX: 250 W
8 inches35-150 Hz
KICKER 11HS8 8' 150W Hideaway...
Also Great

$259.95 at Amazon
Popular among many users, +300 positive reviews on Amazon should count for something.Easy to install & tune, Lot of satisfied users PriceW: 14.2"
D: 9.4"
H: 3.2"
RMS: 125 W
MAX: 150 W
8 inches25-120 Hz
Alpine Electronics PWE-S8...
Also Great

$265.50 at Amazon
Another great compact sub with built-in Class D amplifier and best frequency response among!Quality enclosure, Frequency responsePriceW: 13.4"
D: 9"
H: 2.9"
RMS: 120 W
MAX: 240 W
8 inches25-152 Hz
Our Pick

Cerwin Vega VPAS10

With a low pass filter of 180 degrees and a max output of 450W, the Cerwin Vega VPAS10 sub is built to change the way you listen to your music forever – see the Cerwin Vega VPAS10 full review.

It has one of the highest ratings in the market and comes with a one year warranty and features a slim (2.6 inches) subwoofer that can fit comfortably under your car seat, including the passenger seat.

It has an RMS of 200W and comes with its own remote control. The bass boost is impressive and ranges between 0-12db and has adjustable input sensitivity.

To prevent overheating with continued use, it comes with a thermal protection unit which keeps it cool even after playing music for hours. It measures 13.6 x 9.7 x 2.6 inches making it compact and sturdy.

RCA plugins are also included in its design and it also has a unique feature found on the remote which makes it easy to power on, requiring just a soft touch. The protective grill that covers the sub is spaced to allow breathability while keeping dust out.

Video Preview: Cerwin Vega VPAS10


The Cerwin-Vega subwoofer is a great choice with a slim and attractive design to conveniently fit under car seats. When it comes to performance, it is quite reliable and versatile and has great sound output.

Bang For The Buck

Kenwood KSC-SW11

Coming in at a not so distant place is the Kenwood KSC-SW11. Another brilliant package that is compact and powerful at the same time.

The aluminum encasing of the KSC-SW11 houses a built-in amplifier with 75 watts of output, enough to make your heart beat faster.

The rock-solid construction and the powerful circuitry under the hood are complimented with a wired remote control for convenient operation.

A brilliant powered subwoofer that will fill your car with some heavy doses of bass frequencies. Not low on tonal quality, the replication of sound across the spectrum is absolute bliss.

Just put this under the seat and get ready for a musical concert. Gotta love this one!

Wireless remote control would have made things easier in the car. Known crackling and rattling issues when the bass levels are above 50%.

New Model

Kenwood KSC-PSW8

Kenwood is well known as one of the masters of the industry; the Kenwood KSC-PSW8 is proof enough why. Designed to drop rich sonorous sound waves, this sub will undoubtedly be a canny addition to any car.

Its 8″ chassis may feel incredibly small but this little fellow houses enough power to blow your windshield off. The best part is that its compact built makes it an easy install in those very nooks and crannies you thought useless in your vehicle.

Before all else, I must admit that I love how compact this bad boy is. What I love even more is that that does nothing to discredit its smooth but solid bass production capabilities. Its aluminum die-cast body assures you a long long time of uninterrupted service. Also, the same body creates a rigid enclosure that only bolsters the sub’s output.

The KSC-PSW8 comes with one main advantage; it can take the beating that comes with working in a small space. From excessive heat emission to unforeseen sound occlusion, this baby has you covered. How you may ask? For one, its voice coil is extra thick to avoid burnouts even when pushed to its very limit. Secondly, most of the Kenwood KSC-PSW8 parts are thermal resistant; this makes them extremely resilient. Finally, its Phase Control feature lets you balance out the sound bursting through your cabin.

Looking at its 250 Watts power output, you can already tell that this sub is quiet the ground shaker. That combined with its built-in amplifier makes it one of the best subs of its kind, especially in regard to punching powers. In addition to that, it comes with a wired remote control for simplified operation, an optimized magnetic circuitry and the auto-signal sensing power control.

When it comes to installation, you can have the Kenwood KSC-PSW8 up and running in just a few minutes. Considering it comes with all necessary wiring components, all you need is just a few minutes off your busy routine and wallah, you have yourself a thundering sound system.

Also Great

Kicker 11HS8 Hideaway

The Kicker was not just trying hard to sell their product when they named this the Compact Powered Sub. The Hideaway is indeed a demon of a device for the amount of impact it carries in its low-end punch.

Built with the sole intention of making an effective under seat subwoofer that can fit anywhere, Kicker has managed to build an absolute blockbuster of a subwoofer that is compact and ultra-portable.

If you are strapped for space in your car, for cash or both, then Kicker certainly has managed to salvage your situation with 150 watts of pure, thick and crisp bass. If you are into EDM and Hip Hop, you are going to be ecstatic about this one.

Not lacking at all whatsoever in producing sound clarity over multiple ranges, it does its job of enriching your music with some bone shattering lows while keeping the clarity of sound consistent throughout the spectrum.

If you are someone who likes to escape from the humdrum of life on a road trip while listening to some music, the Kicker is your best friend. All through the Kicker may not be powerful enough to trigger off some car alarms and rattle your car up, it is more than capable of letting you enjoy your music quite loud.

We loved the Kicker for the phenomenal price to performance ratio it comes with the added convenience of ultra compactness.

After trying really hard to find some cons in a package as near perfect as this, we found that the switches for the gain controls and bass levels and others, a little ‘soft’ the slightest touch may flip them.

Also Great

Infinity BassLink SM

Small as it is, the Infinity BassLink SM is one of the market’s top performers. It is mighty flexible and can fit effortlessly into just about any vehicle.

The offer of euphonic throbs through your cabin comes at a cheap price with this sub, and you need not sacrifice much of your car space to acquire it too.

With a maximum power output 125Watts, the Infinity BassLink SM is undeniably very competent. Its already superb production is further enhanced by its built-in class D amplifier.

This slim-profile encloser sub-woofer is engineered for minimal distortion and glitches when in play. Its silver body is incredibly outstanding; its sleek appearance definitely matches its performance. As I had mentioned, it is as impressive as it is flexible. Its adjustable EQ feature lets you customize the sound to your liking. You can alter the dips and highs to create a perfect musical environment for both you and your passengers.

If you love to mess around with your sound, you’ll be glad to know this sub features manual crossover controls. This lets you tune the upper and midbass provisions. Its high and line level input not only make installation a cinch, but they also magnify its set up options by a long shot. Did I mention it comes with a gold-coated RCA? With that, you can rest easy knowing this baby will get you through the years just fine.

Besides all that, it also includes an optional Bluetooth base control, an audio sense auto-turn and high pass filters. All these features work hand in hand to produce one hell of a sound. You will not be disappointed.

Also Great

Sound Ordnance B-8PTD

Even on a budget, we still want quality sound in our cabins. For the case of under-seat sub-woofers, you cannot go wrong with the B-8PTD.

The B-8PTD’s most decorative feature is its ABS enclosure; a rock-solid body that can take a tremendous amount of bashing over the years. The enclosure houses its aluminum cone which comes with quite the reputation.

Thanks to its cone, this sub is easily able to produce tight clean bass, a quality that most audiophiles search relentlessly for. On top of that, it also comes furnished with a class D amplifier that revs up the bass out-turn even further.

The B-8PTD has both preamp and speaker level inputs. Its bass boost control lets its user tune the sound to suit the environment. Its auto turn-on switch and easy to understand controls make its navigation a piece of cake even for amateurs.

Last but not least, it includes a wired remote control; you can alter its settings without moving an inch.

Also Great

Alpine PWE-S8

Rated at 120 Watts RMS, the Alpine PWE-S8 under seat subwoofer has a frequency response of 32-Hz to 150Hz, a brilliant versatile range which makes for a very enjoyable experience when listening to music.

The Alpine has an aluminum enclosure and has a very sturdy construction. The onboard electronics include Auto Sensing speaker level inputs and RCA. The PWE-S8 gives ample scope for customizing inputs.

Individual gain, phase, crossover, and remote sub levels make dialing in the perfect tone easy and fun. Prepare for some serious power with the brilliance of great tones with the Alpine PWE-S. On the cons side there are cheaper alternatives.

Budget

Rockville RW10CA

Weighing in at only 5.6 pounds makes the Rockville subwoofer the lightest in the market. Underestimate it at your own peril though, as it comes with a peak power of 800W and RMS of 200W.

It also comes with auto-turn on technology which is not commonly found in other subs in the class and comes in a compact enclosure which is quite hardy. To maintain its punch, it has an inbuilt MOSFET power amplifier that comes with a remote for easier control.

High and low-level RCA inputs are compatible with this Rockville sub, and it is fairly priced compared to other under-seat subs, while its slim design makes it convenient to fit under any car seat as it measures 12.4 x 13.4 x 2.7 (L x W X H) inches.

This is a great sub that is budget friendly and will not put a hole in your pocket but instead gives you great value for your money.

Budget

Rockville SS8P

One thing is for sure, the Rockville SS8P will rock your world – on the budget! From the look of things, its manufacturer thought through its every aspect intensively. This sub drops quite a thump but requires very little from you. From its installation right down to its performance, this baby is uncomplicated. However, it carries within its built incredible power.

Onsight, you will notice its body is aluminum cast; its enclosure is designed for optimal sonic production. Its body is only 2.8″ inches thick; it could basically fit into pretty much any corner of your car.

Running on a MOSFET power supply, this sub comes well prepared for most untimely malfunctions. Its circuit is well covered from any thermal and short damages. In short, this little fella might be around for quite a while.

Some of its best features include phase control, bass boast, low pass crossover filters and its smart turn-on circuit. The Rockville SS8P is very capable and would be a great addition to any existing sound system. It’s not only fitted with its only amplifier, but it also features adjustable input sensitivity. Besides being surprisingly loud, it is also very flexible.

The absolutely best part about this device is that it comes with its own mounting hardware. Its installation is fast and clean; no hassle involved at all. Ultimately, Rockville did a good job with the SS8P; trust me when I say you’ll love this bad boy.

Pioneer TS-WX130DA

A Pioneer product will always be as you expect to be; decently adequate and one hell of a performer. The Pioneer TS-WX130DA is exactly that and a lot more. It is not only economical, but it also delivers clean, deep and seamless sound.

If your audio needs are pretty average, this sub will blow your boots off. It produces mountains of bass; however, don’t expect this little fella to shake the ground.

What it offers is just enough to keep a majority of people going and it does so at a cheap price. Its aluminum cone comes fitted right in the middle of a urethane surround. This filters out the sound to give smooth yet surprisingly deep results. To keep things even more interesting, it features a 150 Watt amplifier which pushes this bad boy’s limits even further.

This package is not only easy to install, but its compact body also offers you an array of options on where you could fix it up. Sound manipulation with the Pioneer TS-WX130DA is exciting thanks to the Bass mode settings.

Its wired remote control enables phase settings and filter adjustments without much hassle. Needless to say, there’s not a better performer within this price range.

Also Great

Rockford Fosgate PS-8

If you require an under seat sub that is custom made to squeeze into the smallest of spaces, then the Rockford Fosgate PS-8 is your ideal choice. Its flat slim design enables it to do just that despite the lack of enough space and height.

This 8″ sub has an RMS power of 150W and is powered by a 150W D class amplifier, which comes in a custom sealed enclosure. Its inbuilt crossover is adjustable and can do an octave low pass of 12db.

The PS-8 comes in an all-inclusive convenient system that allows you to power it, ground and get a signal from the source without much hassle.

The exterior used to build this sub is durable and scratch-resistant and can even survive if mounted in the cargo area of your car. When purchased, the package comes with all the mounting hardware you need, a wired remote control for easier operation as well as turn on wires. It measures 12.8×8.5×6 inches and only weighs 14.3 pounds.

This Rockford sub has awesome features that will change the way you listen to music, is simple to use and set up and made from durable materials. It is a great buy that you will not regret having.

Budget

Sound Storm LOPRO10

Built with switchable phase control, the Sound Storm LOPRO10 is a great choice if you are bent on an upgrade. It is a 10″ and has a maximum output of 1200 Watts Max Power thanks mainly to its inbuilt Mosfet power supply.

It comes with high and low-level inputs that support almost all of the car stereos currently available on the market. A big advantage of the Sound Storm is its height which is only 3 inches, making it ideal to fit under any car seat.

Some of its features include a variable low pass filter for added music clarity, short circuit, and thermal overload protection circuits, remote control to boost your bass to desired levels and a subsonic filter to prevent your music from distorting. It measures 15.2 x 11.2 x 2.8 inches, weighing only 12.3 pounds.

Due to the features that come with the Sound Storm sub, especially its inbuilt amplifier which has an output capacity of 1200W, this sub is for the music listener who craves for a powerful sound coupled with quality.

Also, it’s fairly priced and will not stretch your budget.

Check out some other cheap subwoofers for your car.

BOSS AUDIO BASS800

A good looking unit from Boss indeed, the Boss Audio Bass800 boasts multiple options for input.

This provision allows for better consideration of connection to get the best possible quality of sound according to user preference.

The BOSS AUDIO BASS800 is loaded with features like variable bass boost, adjustable input sensitivity, high-level and low-level RCA inputs that offer the ultimate in customization.

Rated at a maximum power of 800 Watts, the BASS800 is capable of packing an ample amount of punch. Not for you if you are into the loud bass. There are known heating issues.

Alpine PWE-V80

This is a great effort of making a fully loaded, under-seat powered subwoofer system by Alpine. The subwoofer is equipped with an 8-inch speaker and is rated at 160 watts – Alpine PWE-V80 review.

The built-in amplifier is the best part of this Alpine. The preamp circuit in the amplifier has been designed to bring out some rich tones when you play your music.

You will never feel like the subwoofer is ‘choking’ or requires some amplification. The Alpine PWE-V80 is a great overall package. It also allows for a stealthy installation given the design of its body.

The controller that comes supplied with the subwoofer, makes operation convenient. For quite an expensive package a bigger speaker would have felt like it is a better value for money.

JBL BassPro SL

Powerful, good looking and full of tonal quality, the JBL BassPro SL has some serious firepower under the hood.

Driven by the JBL 8 inch speakers, the BassPro, has a peak rating of 250 watts RMS. The setup has been equipped with a wired remote for convenient operation.

To bring about some awesome tonal quality in the music, the subwoofer is equipped with an onboard amplifier and a shallow profile woofer, to pick up the low frequencies really well.

The only downside is the price which is on the higher side.

Pioneer TS-WH500A

Powered by their proprietary speaker technology, Pioneer, a name associated with equipment that produces phenomenal sound quality, have a brilliant product in the TS-WH500A.

Technology like the HVT dedicated to creating true and powerful bass frequencies, make the Pioneer a great option as an under seat subwoofer.

Rated at 150 watts the Pioneer is built for some excellent sound quality and that is exactly what you are going to get with the Pioneer TS-WH500A.

Important aspects of picking under seat subwoofers

Bring your car stereo system to a next level by adding the 8″ subs,  10″ subs, 15″ subs.

The under seat subwoofers are an extremely innovative way of scaling down the classic, beloved, box-type subwoofer and the low-end frequency it produces. A cost-effective and convenient way of being able to enjoy previously unexplored depths to your music.

One of the most important considerations to bear in mind before buying a subwoofer is the total power output of the device, in watts. The diameter of the speaker housed inside the woofer is another basic consideration that defines the character of the product you select.

The resolution of the frequencies of the sound in your music is better when the diameter of the speaker is large. Couple this with a powerful amplifier and you can brace yourself for some high-quality music.

Almost all of under seat woofer systems come with a remote or a wired controller for convenient operation so that aspect is fairly covered irrespective of the model you choose.

Even though they cost more, under seat subwoofers that have a built-in amplifier, they are about as comprehensive of a package as you can buy, so having ample power onboard is an important consideration.

Finding the right balance between onboard features, power and ensuring that the speakers are as big as possible for a great price should ideally be your quest when you are out shopping for the best under seat subwoofer.

FAQ

Do these units actually fit under your car seat?

In most cases they do – these are some of the slimiest powered subs you can get. But, be sure to check actual dimensions before purchase.

Do I need an additional amp?

Underseat subwoofers are actually powered subwoofers which means they come with a built-in amplifier.

How do I install this kind of subwoofer?

It is actually one of the easiest ways to add some bass to your car audio system, but it does include some wiring. So if you are not familiar with this kind of task, better leave it to the professionals.

What is the smallest under-seat subwoofer?

From the units, we reviewed the Cerwin Vega VPAS10 and Rockville RW10CA are the slimmest/smallest – with a height of 2.6″

What are the woofer sizes on these units?

The woofers sizes are usually 8″ and 10″.

Vincent Talbot

Last update on 2019-11-20 / Affiliate links / Images from Amazon Product Advertising API