10 bestUnderseat Subwooferof April 2025
112M consumers helped this year.
1

Pioneer TS-WX130EA Space Saving Active Subwoofer with Built-In Class-D Amplifier
Pioneer

10.0
2

Pioneer TS-WX400DA Space Saving Active Subwoofer with built-in Class-D Amplifier (250 W), Black
Pioneer

10.0
3

PYLE 20cm Car Subwoofer, Underseat Subwoofer, 600 Watt Car Amplifier, Active Subwoofer Car, Under Seat Sub Woofer, Car Audio Speaker with Built in Amp Low & High Level Inputs for any Vehicle, Black
Pyle

9.9
4

Alpine Electronics SWE-815 300W 8" Active Subwoofer, With Custom Enclosure, Remote Control, 4Ω Single Voice Coil
Alpine

9.8
5

VIBE Car Audio Car Audio 240W Pulse PULSEC8A-V0 Underseat Ultra Slim Compact Active Subwoofer System, Die-Cast Aluminium loaded subwoofer enclosure, under seat subwoofer enclosure
VIBE

9.6
Other
11% off
6

Pioneer TS-WX010A | Ultra Compact Space Saving Active Subwoofer with built-in Class-D Amplifier (160 W), black
Pioneer

9.5
7

Kenwood KSC-PSW7EQ Active Compact Subwoofer with Active EQ (160 Watt Output Power, Class-D Amplifier, Aluminium Housing, Cable Remote Control)
Kenwood

9.3
8

MTX Audio RT8PT Universal Powered Subwoofer Enclosure
MTX

9.2
17% off
9

Alpine PWE-V80 Underseat Active Subwoofer, Schwarz
Alpine

9.0
20% off
10

In Phase Car Audio USW10 300W 10" Underseat Ultra Slim Compact Active Subwoofer System, Die-Cast Aluminium , Black
In Phase

8.8
A Guide to Selecting the Best Underseat Subwoofer
Choosing the right underseat subwoofer can significantly enhance your car audio experience by providing deep, rich bass without taking up much space. When selecting an underseat subwoofer, it's important to consider several key specifications to ensure you get the best fit for your needs. Understanding these specs will help you make an informed decision and enjoy high-quality sound while driving.
Power Handling
Power handling refers to the amount of power a subwoofer can handle, measured in watts. This is important because it determines how loud and clear the bass will be. Subwoofers with higher power handling can produce more powerful and impactful bass. Typically, power handling is divided into RMS (continuous power) and peak power. RMS is more important as it indicates the subwoofer's ability to handle power over a long period. If you enjoy loud music or have a powerful car audio system, look for a subwoofer with higher RMS power handling.
Frequency Response
Frequency response indicates the range of frequencies a subwoofer can reproduce, measured in Hertz (Hz). This is crucial because it affects the depth and clarity of the bass. A wider frequency response means the subwoofer can produce both low and high bass notes. For deep, rumbling bass, look for a subwoofer with a lower frequency range, typically around 20-200 Hz. If you prefer a more balanced sound with both low and mid-bass, a subwoofer with a wider frequency range might be better.
Size
The size of the subwoofer, usually measured in inches, affects both the sound quality and the fit under your seat. Larger subwoofers (10-12 inches) can produce deeper and louder bass, but they may not fit well in smaller cars. Smaller subwoofers (8 inches or less) are more compact and easier to install but may not deliver as powerful bass. Consider the available space under your seat and your preference for bass quality when choosing the size.
Impedance
Impedance, measured in ohms, refers to the electrical resistance of the subwoofer. This is important because it affects the compatibility with your car's amplifier. Common impedance values are 2 ohms, 4 ohms, and 8 ohms. Lower impedance subwoofers (2 ohms) can draw more power from the amplifier, resulting in louder bass. However, they may require a more powerful amplifier. Higher impedance subwoofers (4-8 ohms) are easier to drive and can work with a wider range of amplifiers. Choose an impedance that matches your amplifier's specifications for optimal performance.
Sensitivity
Sensitivity, measured in decibels (dB), indicates how efficiently a subwoofer converts power into sound. Higher sensitivity means the subwoofer can produce louder sound with less power. This is important if you have a less powerful amplifier or want to maximize the output of your subwoofer. Sensitivity values typically range from 80 dB to 100 dB. If you want louder bass without upgrading your amplifier, look for a subwoofer with higher sensitivity.
Enclosure Type
The enclosure type refers to the design of the subwoofer's housing, which affects the sound quality and installation. Common types include sealed, ported, and bandpass enclosures. Sealed enclosures provide tight, accurate bass and are more compact, making them ideal for underseat installation. Ported enclosures offer louder and deeper bass but are larger and may not fit well under seats. Bandpass enclosures provide the loudest bass but are the largest and most difficult to install. Consider the available space and your preference for bass quality when choosing the enclosure type.

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