10 Best Underseat Subwoofers 2021

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

JBL BassPro SL 8-inch 125W RMS Powered Under-Seat Compact Subwoofer – ⭐ Best Overall Underseat Subwoofer

K951094 by JBL

  • Weight: 2.17 pounds
  • Dimensions: 13.5 x 9.8 x 2.8 inches
JBL BassPro SL 8-inch 125W RMS Powered Under-Seat Compact Subwoofer
  • 8-inch JBL BassPro SL powered under-seat compact subwoofer enclosure
  • Power output: Peak: 250 watts RMS: 125 watts
  • Efficient Class D amplifier
  • Soft start turn-on, speaker-level (high-level) inputs with Audio Sense Auto-on
  • Optional wired bass remote controller

Rockville SS8P 400 Watt Slim Under-Seat Powered Car/Truck Subwoofer Sub+Amp

SS8P+RWK10 by Rockville

  • Dimensions: 14.1 x 5.4 x 11 inches
Rockville SS8P 400 Watt Slim Under-Seat Powered Car/Truck Subwoofer Sub+Amp
  • Package Includes: (1) Rockville SS8P 400 Watt Slim Under-Seat Active Powered Car/Truck Subwoofer Sub, (1) Rockville RWK10 10 Gauge Amp Installation Kit ANL Fuse Holder 100% Copper RCA
  • Features of SS8P: Rockville SS8P 8" 400w Slim Under-Seat Active Powered Car/Truck Subwoofer Sub, Enclosure is made out of cast aluminum which stays cool at all times, Peak Power Handling: 400 Watts, RMS Power Handling: 100 Watts, Heavy Duty Mounting Feet, PWM MOSFET Power Supply, Low Level RCA Input, High Level Inputs with Auto Turn-On Technology, Adjustable Input Sensitivity, Soft Delayed Remote Turn-On, Thermal Protection Circuit, Short Protection Circuit, Overload Protection Circuit
  • Green Power/Red Protect LED, Phase Switch: 0° or 180°, Low Pass Filter: 50Hz - 150Hz, Bass Boost: 0 - 12dB @ 45Hz, Built in Subsonic Filter @ 20Hz, THD: < 0.4%, Subwoofer Level Remote Control, Fuse Rating: Single 10A
  • Specifications of SS8P: Peak Power 400 Watts, RMS Power: 100 Watts, Impedance: 2 Ohm, Dimensions (L x W X H): 11.4" x 8.3" x 2.8" Inches, Frequency Response: 20Hz - 150Hz, Signal to Noise Ratio: >90dB, Sensitivity: 90dB @ 1w / 1m, Input sensitivity, Low level: 300mV, Input sensitivity, High level: 1.0V
  • Features of RWK10: Rockville RWK10 10 Gauge 2 Channel Car Amplifier Wiring Installation Kit, (1) 17 High Grade Twisted Pair of 100% Copper RCA Cable, 17' 10 Gauge Translucent Blue SuperFlex Power Cables, 17 18 Gauge Blue Remote Cable, 17 16 Gauge Clear Speaker Wire, 3' 10 Gauge Clear SuperFlex Ground Wire, Gold Plated AGU Heat Resistant Fuse Holder, 40 Amp ATU Inline Fuse, 7 Split Tube Loom, Accessories Included: Wire Ties, Ring Terminals, Butt Connectors, Spades, and Grommets

Rockville SS8P 400w 8" Slim Under-Seat Active Powered Car/Truck Subwoofer – 💲 Best Budget Underseat Subwoofer

SS8P by Rockville

  • Release date: 10/17/2019
  • Dimensions: 14.1 x 8.3 x 2.8 inches
  • Warranty: 1 YEAR
Rockville SS8P 400w 8" Slim Under-Seat Active Powered Car/Truck Subwoofer
  • Rockville SS8P 8" 400w Slim Under-Seat Active Powered Car/Truck Subwoofer Sub.
  • Enclosure is made out of cast aluminum which stays cool at all times.
  • Peak Power Handling: 400 Watts. RMS Power Handling: 100 Watts. Heavy Duty Mounting Feet.
  • PWM MOSFET Power Supply. Low Level RCA Input. High Level Inputs with Auto Turn-On Technology.
  • Adjustable Input Sensitivity. Soft Delayed Remote Turn-On. Thermal Protection Circuit, Short Protection Circuit.
  • Overload Protection Circuit. Green Power/Red Protect LED. Phase Switch: 0° or 180°.
  • Low Pass Filter: 50Hz - 150Hz. Bass Boost: 0 - 12dB @ 45Hz. Built in Subsonic Filter @ 20Hz. THD: < 0.4%.
  • Subwoofer Level Remote Control. Fuse Rating: Single 10A. Peak Power 400 Watts. RMS Power: 100 Watts.
  • Impedance: 2 Ohm. Dimensions (L x W X H): 11.4" x 8.3" x 2.8" Inches. Frequency Response: 20Hz - 150Hz.
  • Signal to Noise Ratio: >90dB. Sensitivity: 90dB @ 1w / 1m. Input sensitivity, Low level: 300mV. Input sensitivity, High level: 1.0V

Rockville RW10CA 10" 800 Watt Slim Low Profile Active Powered

RW10CA by Rockville

  • Color: Black
  • Weight: 14.25 pounds
  • Dimensions: 12.4 x 13.4 x 2.7 inches
Rockville RW10CA 10" 800 Watt Slim Low Profile Active Powered
  • Rockville RW10CA 800 Watt 10" Slim Car Subwoofer.
  • 800 Watts Peak / 200 Watts RMS. PWM MOSFET Power Supply.
  • Low Level RCA Input. High Level Inputs with Auto Turn-On Technology.
  • Adjustable Input Sensitivity. Soft Delayed Remote Turn-On.
  • Thermal Protection Circuit, Short Protection Circuit.
  • Overload Protection Circuit. Phase Switch: 0° or 180°.
  • Low Pass Filter: 50Hz - 150Hz. Bass Boost: 0 - 18dB @ 45Hz.
  • Subwoofer Level Remote Control. Built in Subsonic Filter @ 29Hz. Frequency Response: 20Hz - 150Hz. Sensitivity: 90dB @ 1w / 1m.
  • Maximum Power RMS: 200 Watts. Impedance: 2 Ohm. Dimensions: 12.4 x 13.4 x 2.7 (L x W X H) Inches.
  • Note: Kindly refer User Manual before use

Rockville RW10CA 10" 800 Watt Under-Seat Slim Amplified Car Subwoofer

RW10CA+RWK10 by Rockville

Rockville RW10CA 10" 800 Watt Under-Seat Slim Amplified Car Subwoofer
  • Package Includes: (1) Rockville RW10CA 10" 800W Slim Amplified Car Subwoofer. (1) Rockville RWK10 10 Gauge Amp Installation Kit ANL Fuse Holder 100% Copper RCA
  • Features of RW10CA: Rockville RW10CA 800 Watt 10” Slim Car Subwoofer. 800 Watts Peak / 200 Watts RMS. PWM MOSFET Power Supply. Low Level RCA Input. High Level Inputs with Auto Turn-On Technology. Adjustable Input Sensitivity. Soft Delayed Remote Turn-On. Thermal Protection Circuit, Short Protection Circuit. Overload Protection Circuit. Phase Switch: 0° or 180°. Low Pass Filter: 50Hz - 150Hz. Bass Boost: 0 - 18dB @ 45Hz.
  • Subwoofer Level Remote Control. Built in Subsonic Filter @ 29Hz. Details:. . Maximum Power RMS: 200 Watts. Impedance: 2 Ohm. Dimensions: 12.4 x 13.4 x 2.7 (L x W X H) Inches. Frequency Response: 20Hz - 150Hz. Sensitivity: 90dB @ 1w / 1m
  • Features of RWK10: Rockville RWK10 10 Gauge 2 Channel Car Amplifier Wiring Installation Kit. (1) 17 High Grade Twisted Pair of 100% Copper RCA Cable. 17' 10 Gauge Translucent Blue SuperFlex Power Cables. 17 18 Gauge Blue Remote Cable. 17 16 Gauge Clear Speaker Wire. 3' 10 Gauge Clear SuperFlex Ground Wire. Gold Plated AGU Heat Resistant Fuse Holder. 40 Amp ATU Inline Fuse. 7 Split Tube Loom.
  • Accessories Included: Wire Ties, Ring Terminals, Butt Connectors, Spades, and Grommets . Soft abrasion proof insulating jacket allows for 100% improved flexibility. PVC outer jacket can with-stand an extreme temperature range of -40 to 220 degrees F

MB Quart RW-108A 600W Reference Series 8" Slim Low Profile

by MB Quart

MB Quart RW-108A 600W Reference Series 8" Slim Low Profile
  • MB Quart RW-108A 600W REFERENCE Series 8" 4-Ohm Power Subwoofer Amplifier
  • Complete control of amplifier signal, essential when using two or more amplifiers
  • Highly efficient circuit topology which helps the amplifer develop a lot of power in a very small heatsink.
  • Stable power through the PC board with minimal heat generation
  • Wired Bass Remote allows adjustments to bass frequencies to be made from the control mounted anywhere in the vehicle.

Sound Storm Laboratories LOPRO10 Amplified Car Subwoofer – 👑 Premium Pick

LOPRO10 by Sound Storm Laboratories

  • Release date: 06/14/2012
  • Color: Black
  • Weight: 13 pounds
  • Dimensions: 9.8 x 15 x 3 inches
  • Warranty: 3 Year Platinum Online Dealer Warranty
Sound Storm Laboratories LOPRO10 Amplified Car Subwoofer
  • Built-in amplifier: with a MOSFET power supply you get improved switching speeds, better performance with less power from the driver, lower gate-to-drain feedback capacitance, lower thermal impedance for higher switching frequencies
  • Variable Low-Pass Filter - A low-pass filter is an electronic circuit that removes all the notes above the filter's frequency setting. You will use the Low-pass filter to primarily keep high notes out of your subwoofer(s)
  • High level inputs: speaker level inputs are commonly referred to as high-level inputs. It will be used to connect the LOPRO10 to your factory radio or an aftermarket radio that does not have low-level (RCA) inputs
  • Low-Level Inputs - Line level inputs (RCA inputs / low-level inputs) use RCA interconnect cables to link the LOPRO10 with the source unit. Most aftermarket radios have multiple pairs of RCA outputs that can connect to multiple amplifiers
  • Variable bass boost: variable bass boost allows you to adjust the low bass within the boost Range to just the way you like it
  • Dimensions: 15” x 9. 75” x 3”. If you are short on space, This is a great solution for you. The combination of amplifier and subwoofer all into one, makes this ideal for spatially challenged vehicles
  • : sound storm provides a powerful 3-year Platinum online dealer so long as the purchase is made through . We strongly encourage Professional installation of this product to ensure proper and safe functionality

Infinity BassLink SM 8" Ultra-Compact Shallow Profile Hideaway Under-Seat Subwoofer

BASSLINK SM by Infinity

  • Release date: 08/19/2020
  • Color: silver
  • Weight: 10 pounds
  • Dimensions: 7 x 17 x 14 inches
Infinity BassLink SM 8" Ultra-Compact Shallow Profile Hideaway Under-Seat Subwoofer
  • 125 Watts RMS
  • Proprietary, shallow-profile subwoofer driver
  • Ultra-compact purpose-engineered ABS enclosure
  • Efficient Class D amplifier
  • Custom circuitry to protect and provide optimum performance

Cerwin Vega VPAS10 10" 2Ω 550W Max / 200W RMS

R-VPAS10 by Cerwin-Vega

  • Release date: 07/01/2020
  • Weight: 100 pounds
  • Dimensions: 16.1 x 11.7 x 5.1 inches
  • Warranty: 1 year factory warranty
Cerwin Vega VPAS10 10" 2Ω 550W Max / 200W RMS
  • Power Handling: Peak: 550 watts RMS: 200 watts
  • PWM MOSFET Power Supply/Thermal Protection Circuit Remote Subwoofer Control Included RCA and High-Level Inputs
  • Delayed Soft Remote Turn On Adjustable Input Sensitivity
  • Variable Bass Boost: 0 - +12 dB Variable Low-pass Filter: 85 - 150 Hz
  • Constant Subsonic Filter: @ 35Hz Selectable Phase : 0 or 180 degrees
  • Fuse Rating: 25A x 1 Dimensions: 13.60" L x 9.60" W x 2.60" H (approx)

MB Quart RW-110A 800W Reference Series 10" Slim Low Profile

by MB Quart

MB Quart RW-110A 800W Reference Series 10" Slim Low Profile
  • MB Quart RW-110A 800W REFERENCE Series 10" 4-Ohm Power Subwoofer Amplifier
  • Complete control of amplifier signal, essential when using two or more amplifiers
  • Highly efficient circuit topology which helps the amplifer develop a lot of power in a very small heatsink.
  • Stable power through the PC board with minimal heat generation
  • Wired Bass Remote allows adjustments to bass frequencies to be made from the control mounted anywhere in the vehicle.

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