Skip to contentGo to Product Search
Main Content
Skip to contentGo to Product Search
Main Content
Categories & Filters
Best Buy

/

car audio

/

car amplifiers

/

multi-channel amps

Small Amps

Amplifiers can increase the level or strength of audio signals to help you enjoy full powerful sound. If you're looking for a compact and portable amp that can fit in your bag or just about anywhere else, we've got you covered. Browse the top-ranked list of small amps below along with associated reviews and opinions.

Read More
Results
Main Results

  1. Alpine - S-Series Class D Mono Amplifier with Variable Crossovers - Black

    SKU: J3XV8SKS8P

    Product Description

    A powerful black Class D mono amplifier with variable crossovers, preamp outputs, and improved heat management.
    See all Mono Subwoofer Amps
    Your price for this item is $299.99

  2. Hifonics - COLOSSUS MINI 1200W Ultra-Compact Mono Block Car Audio Amplifier - Black

    SKU: J3G2WPX79P

    Product Description

    An ultra-compact black mono block amplifier delivering 1200W power, ideal for vehicles and motorcycles.
    See all Mono Subwoofer Amps
    Your price for this item is $229.99

  3. Hifonics - COLOSSUS MINI 400W Ultra-Compact Four-Channel Car Audio Amplifier - Black

    SKU: J3G2WPX7SS

    Product Description

    An ultra-compact black four-channel Class D amplifier delivering 400W, ideal for vehicles and motorcycles.
    See all Multi-Channel Amps
    Your price for this item is $189.99

  4. Hifonics - COLOSSUS MINI 800W Ultra-Compact Four-Channel Car Audio Amplifier - Black

    SKU: J3G2WPX792

    Product Description

    An ultra-compact black four-channel car amplifier delivering 800W with bridgeable and speaker-level input features.
    See all Multi-Channel Amps
    Your price for this item is $249.99

  5. Hifonics - COLOSSUS MINI 1500W Ultra-Compact Mono Block Car Audio Amplifier - Black

    SKU: J3G2WPX79T

    Product Description

    A black ultra-compact mono block car amplifier delivering 1500W of power for versatile vehicle audio setups.
    See all Mono Subwoofer Amps
    Your price for this item is $289.99

  6. Alpine - 400W Class D Bridgeable Multichannel Amplifier with Built-In Crossover - Black

    SKU: J3XV89X695

    Product Description

    A compact black Class D amplifier delivering 400W power with bridgeable channels and built-in crossover.
    See all Multi-Channel Amps
    Your price for this item is $269.99

  7. Stinger - Micro 5-Channel 1000W Marine and Powersports Amplifier - Silver

    SKU: J2VK4W7G7K

    This amp is powerful for its size. It is small enough to hide inside a car or boat but don't let its size fool you. ...Small and powerful....Super impressed by the small powerful amplifier..

    Product Description

    A compact, weather-resistant silver amplifier delivering 1000W power with five channels and remote bass control.
    See all Multi-Channel Amps
    Your price for this item is $759.99

  8. Alpine - S-Series Class D Mono Amplifier with Variable Crossovers - Black

    SKU: J3XV8SKS82

    Product Description

    A powerful black Class D mono amplifier delivering up to 1200W with variable crossovers and auto turn-on.
    See all Mono Subwoofer Amps
    Your price for this item is $549.99

  9. Stinger - Micro 4-Channel 700W Marine and Powersports Amplifier - Silver

    SKU: J2VK4TVFC6

    This is a great amp installed by a Best Buy Audio technician. IT is very compact, so it fit behind the steering column, very crisp, clean and powerful sound from this tiny device designed for marine and...

    Product Description

    A compact silver Class D amplifier with 700W power, weather resistance, and remote subwoofer control.
    See all Multi-Channel Amps
    Your price for this item is $629.99

  10. KICKER - Compact all-weather 4-channel amplifier 45 watts RMS x 4 - Black

    SKU: JXHZRT2ZLH

    Product Description

    A compact black all-weather 4-channel amplifier delivering 45 watts RMS per channel for versatile audio setups.
    See all Multi-Channel Amps
    Your price for this item is $299.99
1-18 of 176 items
0 items

Best Sellers

Related Pages

FAQ

Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada
AccessibilityTerms & ConditionsPrivacyInterest-Based AdsState Privacy RightsHealth Data PrivacyDo Not Sell/Share My Personal InformationLimit Use of My Sensitive Personal InformationTargeted Advertising Opt OutCA Supply Chain Transparency Act
In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.
Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada

In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.