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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.

Main Results
  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-A8000/A9000/A9M2/A9/A7000/A5000/A3000/S2000 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-A8000/A9000/A9M2/A9/A7000/A5000/A3000/S2000 Soundbar to deliver an immersive cinematic experience.
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    Your price for this item is $599.99
    The comparable value price is $799.99

    Pick up on Nov 30 at

    Get it by Nov 29 to

    FREE

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  2. SVS - SB16-Ultra 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 SVS Sledge Amplifier produces 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. "

    See all customer reviews

    Product Description

    Listen to sound at incredible volume with this 16-inch SVS Ultra subwoofer. Its SVS Sledge Amplifier produces 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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    Your price for this item is $1,839.99
    Clearance
    The comparable value price is $2,299.99
    In-Store Only
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  3. SVS - PB-2000 Pro 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.
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    Your price for this item is $1,199.99

    Pick up on Nov 30 at

    Get it by Nov 29 to

    FREE

    See all Subwoofer Speakers
  4. SVS - PB-3000 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
    Your price for this item is $1,499.99
    The comparable value price is $1,699.99

    Pick up on Dec 5 at

    Get it by Dec 1 to

    FREE

    See all Subwoofer Speakers
  5. 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.
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    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.
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    Your price for this item is $1,000.00

    Pick up on Nov 30 at

    Get it by Nov 29 to

    FREE

    See all Subwoofer Speakers
  6. 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.
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    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.
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    Your price for this item is $2,624.99
    Clearance
    The comparable value price is $3,499.98
    Special Order Item

    This item isn't available online. Chat with an Expert or visit a Best Buy Design Center to ask questions or place an order.

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  7. SVS - SB17-Ultra R|Evolution 17" Powered Subwoofer - Piano Gloss Black - Angle_Zoom
    Top comment

    "There is nothing to be gained by buying a JL Audio Fathom sub….lost yes…lots of money. This sub has extension to below audible levels. "

    See all customer reviews

    Product Description

    Born from three decades of SVS design expertise, the SB17-Ultra R|Evolution subwoofer represents the pinnacle of subwoofer performance. Featuring a massive 17" driver with dual 8" coils, powered by a powerful amplifier with DSP intelligence, the subwoofer incorporates advanced power management and auto EQ room correction. The benchmark for reference subwoofer experiences has arrived. Experience breathtaking low frequencies with unerring accuracy, musicality, and precise control. From the deep, chest-thumping slam of cinematic soundtracks to the delicate nuance of musical bass, every note is rendered truthfully. Whether heard or felt, low frequencies are delivered effortlessly without sacrificing sonic fidelity or refinement. With extension down to 15Hz, below the threshold of human hearing, the SB17-Ultra R|Evolution brings sound to life with visceral, jaw-dropping impact.
    See all Subwoofer Speakers
    Top comment

    "There is nothing to be gained by buying a JL Audio Fathom sub….lost yes…lots of money. This sub has extension to below audible levels. "

    See all customer reviews

    Product Description

    Born from three decades of SVS design expertise, the SB17-Ultra R|Evolution subwoofer represents the pinnacle of subwoofer performance. Featuring a massive 17" driver with dual 8" coils, powered by a powerful amplifier with DSP intelligence, the subwoofer incorporates advanced power management and auto EQ room correction. The benchmark for reference subwoofer experiences has arrived. Experience breathtaking low frequencies with unerring accuracy, musicality, and precise control. From the deep, chest-thumping slam of cinematic soundtracks to the delicate nuance of musical bass, every note is rendered truthfully. Whether heard or felt, low frequencies are delivered effortlessly without sacrificing sonic fidelity or refinement. With extension down to 15Hz, below the threshold of human hearing, the SB17-Ultra R|Evolution brings sound to life with visceral, jaw-dropping impact.
    See all Subwoofer Speakers
    Your price for this item is $2,699.99

    Pickup unavailable

    Get it by Dec 9 to

    FREE

    See all Subwoofer Speakers
  8. SVS - SB17-Ultra R|Evolution 17" Powered Subwoofer - Black Oak Veneer - Angle_Zoom
    Top comment

    "Best sub for the money for HT...I have 5 other SVS subwoofers and these are the best of the bunch. This sub is light years ahead of the sb16. The sb16 is great but this is just that much better."

    See all customer reviews

    Product Description

    Born from three decades of SVS design expertise, the SB17-Ultra R|Evolution subwoofer represents the pinnacle of subwoofer performance. Featuring a massive 17" driver with dual 8" coils, powered by a powerful amplifier with DSP intelligence, the subwoofer incorporates advanced power management and auto EQ room correction. The benchmark for reference subwoofer experiences has arrived. Experience breathtaking low frequencies with unerring accuracy, musicality, and precise control. From the deep, chest-thumping slam of cinematic soundtracks to the delicate nuance of musical bass, every note is rendered truthfully. Whether heard or felt, low frequencies are delivered effortlessly without sacrificing sonic fidelity or refinement. With extension down to 15Hz, below the threshold of human hearing, the SB17-Ultra R|Evolution brings sound to life with visceral, jaw-dropping impact.
    See all Subwoofer Speakers
    Top comment

    "Best sub for the money for HT...I have 5 other SVS subwoofers and these are the best of the bunch. This sub is light years ahead of the sb16. The sb16 is great but this is just that much better."

    See all customer reviews

    Product Description

    Born from three decades of SVS design expertise, the SB17-Ultra R|Evolution subwoofer represents the pinnacle of subwoofer performance. Featuring a massive 17" driver with dual 8" coils, powered by a powerful amplifier with DSP intelligence, the subwoofer incorporates advanced power management and auto EQ room correction. The benchmark for reference subwoofer experiences has arrived. Experience breathtaking low frequencies with unerring accuracy, musicality, and precise control. From the deep, chest-thumping slam of cinematic soundtracks to the delicate nuance of musical bass, every note is rendered truthfully. Whether heard or felt, low frequencies are delivered effortlessly without sacrificing sonic fidelity or refinement. With extension down to 15Hz, below the threshold of human hearing, the SB17-Ultra R|Evolution brings sound to life with visceral, jaw-dropping impact.
    See all Subwoofer Speakers
    Your price for this item is $2,699.99

    Pickup unavailable

    Get it by Dec 9 to

    FREE

    See all Subwoofer Speakers
  9. REL - Classic 99 Subwoofer - Walnut - Front_Zoom

    Model: CLASSIC 99
    SKU: 6585797
    Top comment

    "It matches my beautiful Wharfedale’s in Walnut. This sub is style and substance with Rel detail and musicality. "

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    Product Description

    The Classic 99 is the larger version of our Classic 98 and is designed for those that yearn for the vintage REL sound and styling. With the gorgeous walnut veneer exterieor, and the downward firing paper cone, this beautiful addition to the REL lineup will fit in perfectly with a mid-century modern home, or for those that are looking for a subwoofer that looks like no other.
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    Top comment

    "It matches my beautiful Wharfedale’s in Walnut. This sub is style and substance with Rel detail and musicality. "

    See all customer reviews

    Product Description

    The Classic 99 is the larger version of our Classic 98 and is designed for those that yearn for the vintage REL sound and styling. With the gorgeous walnut veneer exterieor, and the downward firing paper cone, this beautiful addition to the REL lineup will fit in perfectly with a mid-century modern home, or for those that are looking for a subwoofer that looks like no other.
    See all Subwoofer Speakers
    Your price for this item is $2,099.00

    Pick up on Nov 30 at

    Get it by Nov 29 to

    FREE

    See all Subwoofer Speakers
  10. KEF - KUBE 15 MIE Subwoofer (Each) - Black - Front_Zoom

    Model: KUBE 15 MIE
    SKU: 6576950

    Product Description

    KEF’s Music Integrity Engine is a proprietary suite of in-house written DSP (Digital Signal Processing) algorithms, serving as the mastermind behind the detailed and accurate sound that characterises our wireless speakers and subwoofers. Kube delivers more depth, greater output and increased dynamics than ever.
    See all Subwoofer Speakers

    Product Description

    KEF’s Music Integrity Engine is a proprietary suite of in-house written DSP (Digital Signal Processing) algorithms, serving as the mastermind behind the detailed and accurate sound that characterises our wireless speakers and subwoofers. Kube delivers more depth, greater output and increased dynamics than ever.
    See all Subwoofer Speakers
    Your price for this item is $999.99
    The comparable value price is $1,499.99

    Pick up on Dec 8 at

    Get it by Dec 6 to

    FREE

    See all Subwoofer Speakers
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