If you want to feel the music—not just hear it—then you need a Bluetooth speaker with the loudest bass. Whether it’s for parties, backyard BBQs, or just turning your room into a mini venue, these speakers stand out for their impressive low-end and clear sound even at high volumes.

1. JBL Boombox 3

JBL Boombox 3 Black Portable Bluetooth Speaker with Massive Sound, Deepest Bass, IPX7 Waterproof, 24H Playtime, PartyBoost

• Massive sound and deepest bass: Enjoy your music with massive JBL Original Pro Sound. The new 3-way speakers deliver higher sensitivity of our acoustic design sharpens clarity while lowering distortion for monstrous bass and a rich audio spectrum—no matter how high you turn up the volume.Waterproof : Yes
• 24 Hours of play time: Celebrate every moment with the sounds you love. From your early morning workout to a late-night hang with friends, we’ve added 24 hours of battery life to keep you in your element all day.
• IP67 dust and water proof: To the pool. To the park. The JBL Boombox 3 is IP67 dustproof and waterproof, so you can bring your speaker anywhere, rain or shine.

Price: 499.95

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Best Overall Bass Performance

• Bass Rating: 🔊🔊🔊🔊🔊
• Battery Life: Up to 24 hours
• Waterproof: IP67 (dust & water resistant)
• Why it’s great:
  The JBL Boombox 3 packs a massive punch with its subwoofer-style bass radiator and three-way speaker design. It hits low frequencies harder than most portable speakers and doesn’t distort even when cranked. Perfect for outdoor parties or if you just love window-rattling sound. Also supports JBL PartyBoost to link multiple compatible JBL speakers.

2. Sony SRS-XG500

Sony SRS-XG500 X-Series Wireless Portable Bluetooth Boombox Party-Speaker with Big Powerful Sound, IP66 Water-resistant and Dustproof, 30 Hour-Battery, LED Ring Lighting for Home and Outdoor

• Big sound with two woofers, two tweeters, and X-Balanced Speakers for powerful bass and crisp sound.Waterproof : Yes.Connector Type: ‎Bluetooth
• IP66 water resistant and dustproof design
• Up to 30-hour battery life with quick charging

Price: 498.00

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Best for Indoor + Outdoor Power

• Bass Rating: 🔊🔊🔊🔊
• Battery Life: Up to 30 hours
• Waterproof: IP66 (water and dust resistant)
• Why it’s great:
  Sony’s X-Balanced Speaker Unit and built-in MEGA BASS mode give the XG500 deep, thumping lows. With two front-facing woofers and passive radiators, this is one of the few speakers that balances clarity and impactful bass. It also has a built-in handle and LED lighting, making it party-ready.

3. Soundcore Motion Boom Plus

Soundcore Anker Motion Boom Plus IP67 Outdoor Speaker with 80W Stereo Sound, Black

• Epic Outdoor Sound: 80W stereo sound is delivered by two 30W woofers and 10W tweeters, while real-time intensified bass can be heard with soundcore’s proprietary BassUp technology. To improve the treble performance of the Motion Boom Plus portable speaker, titanium drivers produce an all-around epic sound.
• Lightweight and Ultra-Portable: Take your tunes everywhere you go with the Motion Boom Plus portable speaker’s built-in handle and detachable strap.
• Customizable EQ: Find your perfect sound with just the right tweaks to make sure the treble, mids, and bass are tuned to just the right level.

Price: 179.99

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Best Value Bass Monster

• Bass Rating: 🔊🔊🔊🔊
• Battery Life: Up to 20 hours
• Waterproof: IP67
• Why it’s great:
  Don’t underestimate this budget-friendly beast. The Motion Boom Plus uses titanium drivers and BassUp™ technology to deliver surprisingly deep low-end that rivals speakers twice its price. It’s lightweight, durable, and great for bass-lovers who don’t want to spend $400+.

Final Word

If bass is your top priority, these three models hit harder than the rest. The JBL Boombox 3 reigns supreme for pure power, Sony XG500 offers excellent versatility and soundstage, and Soundcore Motion Boom Plus is the best deep-bass speaker under $150.