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20 inch subs

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Best Buy customers often prefer the following products when searching for 20 inch subs.

A subwoofer is a speaker that reproduces low frequency sound. It is typically used in conjunction with other speakers to form a complete music system. Browse the top-ranked list of 20 inch subs below along with associated reviews and opinions.

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  1. Sony - SA-SW5 300W Wireless Subwoofer - Black - Front_Zoom
    Top comment

    "The sub should be bigger. It's a 8 inch subwoofer and it needs a lot more bass and power. ...Awesome Sub...One of the best wireless subs."

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    Product Description

    Power up your home theater system with the booming bass of the SA-SW5 wireless subwoofer, designed to pair seamlessly with your HT-A9/A7000/A5000/A3000 Soundbar to deliver an immersive cinematic experience.
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    Top comment

    "The sub should be bigger. It's a 8 inch subwoofer and it needs a lot more bass and power. ...Awesome Sub...One of the best wireless subs."

    See all customer reviews

    Product Description

    Power up your home theater system with the booming bass of the SA-SW5 wireless subwoofer, designed to pair seamlessly with your HT-A9/A7000/A5000/A3000 Soundbar to deliver an immersive cinematic experience.
    See all Subwoofer Speakers
    See all Subwoofer Speakers
  2. SVS - 16" 1500W Powered Subwoofer - Gloss Piano Black - Front_Zoom

    Model: SB16-ULTRA - PIANO GLOSS - 120
    SKU: 5708039
    Top comment

    "This sub rocks. Purchased two of them to replace a single 18" I've had for 20 years. ...Why buy one, dual subs are always best...SVS subs hands down awesome, no comparison or regrets. "

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    Product Description

    Listen to sound at incredible volume with this 16-inch SVS Ultra subwoofer. Its 1500W RMS of power produce ultralow bass for thunderous vibrations and tone, letting you enjoy complete immersion in your tunes or movies. Fiberglass construction ensures minimal flexing and maximum sound control for distortion-free audio accuracy from this SVS Ultra subwoofer.
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    Top comment

    "This sub rocks. Purchased two of them to replace a single 18" I've had for 20 years. ...Why buy one, dual subs are always best...SVS subs hands down awesome, no comparison or regrets. "

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    Product Description

    Listen to sound at incredible volume with this 16-inch SVS Ultra subwoofer. Its 1500W RMS of power produce ultralow bass for thunderous vibrations and tone, letting you enjoy complete immersion in your tunes or movies. Fiberglass construction ensures minimal flexing and maximum sound control for distortion-free audio accuracy from this SVS Ultra subwoofer.
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    See all Subwoofer Speakers
  3. SVS - 12" 550W Powered Ported Box Subwoofer - Premium Black Ash - Front_Zoom
    Top comment

    "I went from having dual Klipsch 12" subs to this beast of a sub and let me tell you the difference is night and day! ...Excellent value and superb sound. Better than subs of same class that cost twice as much."

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    Product Description

    Turn up the volume with this SVS Sound 2000 Pro Series ported-box subwoofer. The 12-inch high-excursion driver delivers impressively clear audio across a frequency response range of 16Hz-290Hz, and the two 3-inch ports help enhance bass response. This SVS Sound 2000 Pro Series ported-box subwoofer has a rear-mounted amplifier with a simple interface that makes adjusting the low pass, phase and polarity settings easy.
    See all Subwoofer Speakers
    Top comment

    "I went from having dual Klipsch 12" subs to this beast of a sub and let me tell you the difference is night and day! ...Excellent value and superb sound. Better than subs of same class that cost twice as much."

    See all customer reviews

    Product Description

    Turn up the volume with this SVS Sound 2000 Pro Series ported-box subwoofer. The 12-inch high-excursion driver delivers impressively clear audio across a frequency response range of 16Hz-290Hz, and the two 3-inch ports help enhance bass response. This SVS Sound 2000 Pro Series ported-box subwoofer has a rear-mounted amplifier with a simple interface that makes adjusting the low pass, phase and polarity settings easy.
    See all Subwoofer Speakers
    See all Subwoofer Speakers
  4. JBL - L10cs 10" 250W Powered Subwoofer - Walnut - Front_Zoom

    Model: JBLL10CSWALAM
    SKU: 6549275

    Product Description

    The L10cs’ 10-inch, down-firing polycellulose white cone woofer is driven by an advanced 250W RMS (500W dynamic) built-in amplifier. Additional features include auto on/off, adjustable crossover, phase, and volume, and a bass reflex system with rear-firing tuned ports.
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    Product Description

    The L10cs’ 10-inch, down-firing polycellulose white cone woofer is driven by an advanced 250W RMS (500W dynamic) built-in amplifier. Additional features include auto on/off, adjustable crossover, phase, and volume, and a bass reflex system with rear-firing tuned ports.
    See all Subwoofer Speakers
    See all Subwoofer Speakers
  5. SVS - 16" 1500W Powered Subwoofer - Black oak veneer - Front_Zoom

    Model: SB16-ULTRA - BLACK OAK - 120V
    SKU: 5708038
    Top comment

    "Power cord is too short for this size of sub, need to move my surge protector. Anyway, for $2000, this sub will not disappoint you....Subwoofer provides great intensity to my space and looks beautiful. It’s a large sub that occupies a lot of space."

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    Product Description

    Add powerful bass to your favorite tunes with this SVS Audio subwoofer. The 16-inch driver delivers a massive 1500W of power, while the fiberglass-resin composite cabinet and rigid internal bracing handles extreme volume outputs without flexing. The accompanying smartphone app provides real-time control over this SVS Audio subwoofer from afar.
    See all Subwoofer Speakers
    Top comment

    "Power cord is too short for this size of sub, need to move my surge protector. Anyway, for $2000, this sub will not disappoint you....Subwoofer provides great intensity to my space and looks beautiful. It’s a large sub that occupies a lot of space."

    See all customer reviews

    Product Description

    Add powerful bass to your favorite tunes with this SVS Audio subwoofer. The 16-inch driver delivers a massive 1500W of power, while the fiberglass-resin composite cabinet and rigid internal bracing handles extreme volume outputs without flexing. The accompanying smartphone app provides real-time control over this SVS Audio subwoofer from afar.
    See all Subwoofer Speakers
    See all Subwoofer Speakers
  6. SVS - 13" 800W Powered Subwoofer - Black Ash - Front_Zoom

    Model: PB-3000- SUBWOOFER - BLACK ASH
    SKU: 6315938
    Top comment

    "I recommend this sub to anyone that loves bass....This sub punches low and hard. I haven't even scratched the surface of this subs potential, and plan to tinker with the app features to fine-tune even further. "

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    Product Description

    Heighten the impact of your music and movie audio with this 1200W SVS subwoofer. Its 13.5-inch driver produces 16-200Hz of bass details and has an underhung motor configuration for optimal performance in the ported cabinet design. The 3-inch voice coil of this SVS subwoofer is wound with an eight-layer aluminum flat wire for ultralow distortion and thermal stability.
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    Top comment

    "I recommend this sub to anyone that loves bass....This sub punches low and hard. I haven't even scratched the surface of this subs potential, and plan to tinker with the app features to fine-tune even further. "

    See all customer reviews

    Product Description

    Heighten the impact of your music and movie audio with this 1200W SVS subwoofer. Its 13.5-inch driver produces 16-200Hz of bass details and has an underhung motor configuration for optimal performance in the ported cabinet design. The 3-inch voice coil of this SVS subwoofer is wound with an eight-layer aluminum flat wire for ultralow distortion and thermal stability.
    See all Subwoofer Speakers
    See all Subwoofer Speakers
  7. KEF - Kube 10" 300W Powered Subwoofer - Black - Front_Zoom
    Top comment

    "Te KEF Kube 10 offers amazing bass. The 10 inch subwoofer performs like a 12 inch subwoofer. ...Absolutely love my new Kef sub! Would definitely recommend this sub"

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    Product Description

    Enjoy theater sound with this sealed KEF Kube subwoofer. Its 10-inch driver provides midsized rooms with 111dB of full, resonant tones, and the 24-140Hz frequency range keeps the air pulsating with deep bass. This KEF Kube subwoofer's built-in Class D amplifier lets you connect directly to mixers and avoid cable clutter.
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    Top comment

    "Te KEF Kube 10 offers amazing bass. The 10 inch subwoofer performs like a 12 inch subwoofer. ...Absolutely love my new Kef sub! Would definitely recommend this sub"

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    Product Description

    Enjoy theater sound with this sealed KEF Kube subwoofer. Its 10-inch driver provides midsized rooms with 111dB of full, resonant tones, and the 24-140Hz frequency range keeps the air pulsating with deep bass. This KEF Kube subwoofer's built-in Class D amplifier lets you connect directly to mixers and avoid cable clutter.
    See all Subwoofer Speakers
    See all Subwoofer Speakers
  8. Bowers & Wilkins - 600 Series 10" 200W Powered Subwoofer - Matte Black - Front_Zoom
    Top comment

    "The more you spend the better they sound. Two of these subs sound great!...Great sub for movies...I picked up two of these subs to complete my home theater. One would have been plenty but they look good and put out the lows that one wants to hear."

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    Product Description

    Play your music with this Bowers & Wilkins 600 Series active subwoofer. Its 250mm long-throw driver carries the right volume of air for exceptional low-frequency output, and the 200W Class D amplifier keeps the unit running cool. This Bowers & Wilkins 600 Series active subwoofer is constructed with Kevlar for a solid design.
    See all Subwoofer Speakers
    Top comment

    "The more you spend the better they sound. Two of these subs sound great!...Great sub for movies...I picked up two of these subs to complete my home theater. One would have been plenty but they look good and put out the lows that one wants to hear."

    See all customer reviews

    Product Description

    Play your music with this Bowers & Wilkins 600 Series active subwoofer. Its 250mm long-throw driver carries the right volume of air for exceptional low-frequency output, and the 200W Class D amplifier keeps the unit running cool. This Bowers & Wilkins 600 Series active subwoofer is constructed with Kevlar for a solid design.
    See all Subwoofer Speakers
    See all Subwoofer Speakers
  9. MartinLogan - BallancedForce Dual 10" 125W Subwoofer (Each) - High-Gloss Black - Front_Zoom

    Product Description

    Enjoy rich bass sound with this Martin Logan BalancedForce subwoofer. It has two 10-inch aluminum cone woofers with a high-powered magnet structure to produce clear bass while minimizing distortion, and the woofers are positioned in exact opposition to minimize cabinet vibration. This Martin Logan BalancedForce subwoofer delivers 1700W of power for dynamic sound.
    See all Subwoofer Speakers

    Product Description

    Enjoy rich bass sound with this Martin Logan BalancedForce subwoofer. It has two 10-inch aluminum cone woofers with a high-powered magnet structure to produce clear bass while minimizing distortion, and the woofers are positioned in exact opposition to minimize cabinet vibration. This Martin Logan BalancedForce subwoofer delivers 1700W of power for dynamic sound.
    See all Subwoofer Speakers
    See all Subwoofer Speakers
  10. MartinLogan - BalancedForce Dual 10" Powered Subwoofer - Black ash - Front_Zoom

    Product Description

    Fill the room with deep, clear sound with this MartinLogan BalancedForce 210 subwoofer. Its two 10-inch, high-excursion aluminum cone woofers are mounted 180 degrees apart to eliminate cabinet vibration, and it produces up to 1700W of power for ultimate bass response. This Martin Logan BalancedForce 210 subwoofer accepts various inputs including RCA, XLR and USB connectors for versatility.
    See all Subwoofer Speakers

    Product Description

    Fill the room with deep, clear sound with this MartinLogan BalancedForce 210 subwoofer. Its two 10-inch, high-excursion aluminum cone woofers are mounted 180 degrees apart to eliminate cabinet vibration, and it produces up to 1700W of power for ultimate bass response. This Martin Logan BalancedForce 210 subwoofer accepts various inputs including RCA, XLR and USB connectors for versatility.
    See all Subwoofer Speakers
    See all Subwoofer Speakers
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