Last Updated & Fact Checked: March 21, 2026
Are you trying to decide between the Bose SoundLink III and the Ultimate Ears Megaboom 3?
Product Versus will provide you with all the product details so you can quickly compare the facts to find which product is right for you – the Bose SoundLink III or the Ultimate Ears Megaboom 3 – and find out exactly what the differences are.
Both the Bose SoundLink III and the Ultimate Ears Megaboom 3 are quality products, so read on to find out which one is best for your needs!
Bose SoundLink III quick facts
Ultimate Ears Megaboom 3 quick facts
Bose SoundLink III product details
Bestseller No. 1
Bose SoundLink Bluetooth Speaker III
- Connects wirelessly to your smartphone, tablet or other Bluetooth device
- Sound performance unlike any other mobile speaker this size
- Curved edges and thin profile for easy grab-and-go portability
- Silicone button panel protects from dirt and dust; Rechargeable battery plays up to 14 hours
Bestseller No. 2
359495 359498 Battery Replacement for Bose SoundLink III 330107 330107A 330105 330105A 0330107 0330105 Soundlink 2 3 Soundlink Bluetooth Mobile Speaker II III 404600 404800 404900 414255 11.1V/2230mAh
- Battery type: Lithium ion ; Battery Condition: Brand New ；Voltage: 11.1V ; Capacity: 2230mAh/25Wh
- Compatible Models: for Bose Soundlink III 330105 330107 359498 330105A 330107A 359495 Series, for Bose Soundlink Bluetooth Mobile Speaker II 404600 Series Bluetooth Speaker, for Bose Soundlink 2, Soundlink 3 Bluetooth Speaker, Soundlink II, SoundTouch 20
- Replace Part Numbers: for Bose SOUDLINK 0330107 330107 359498 330107A 359495 0330105 330105 404600 330105A 3ICR19/65 404800 404900 414255
- Grade A cells mitigate the risk of battery leakage and maximize output stability. Built-in circuit protection, enhances safety of usage and extends battery life
- Safe to Use: The lithium-ion battery comes with built-in over-charge, over-discharge, over-voltage, over-current, and over-heating protection. Battery life varies based on settings, usage & temperature. Lower power consumption IC Design & High capacity circulatory function, perfect replace your original batteries.
Bestseller No. 3
Bose Soundlink Bluetooth Speaker III - Silver (Renewed)
- Connects wirelessly to your smartphone, tablet or other Bluetooth device
- Sound performance unlike any other mobile speaker this size
- Curved edges and thin profile for easy grab-and-go portability
- Silicone button panel protects from dirt and dust; Rechargeable battery plays up to 14 hours
Ultimate Ears Megaboom 3 product details
Bestseller No. 1
Ultimate Ears MEGABOOM 3 Portable Wireless Bluetooth Speaker (Powerful Sound + Thundering Bass, Bluetooth, Magic Button, Waterproof, Battery 20 Hours) - Night Black, Large
- SOUND: MEGABOOM features powerfully loud, clear, and immersive 360° sound with deep thundering bass you can feel. All carefully balanced so you can hear every note.Mounting Type: Tabletop.Waterproof : Yes
- MAGIC BUTTON: The all-new Magic Button on MEGABOOM 3 allows you to play, pause and skip tracks directly on the speaker. Just push for convenient control of any streaming music.
- FABRIC: MEGABOOM 3 is covered in a two-tone fabric that’s tough and beautiful. Engineered for extreme performance and colored two ways, it comes to life in a range of drool-worthy iridescent themes.
- POWER UP: Charge MEGABOOM 3 wirelessly with POWER UP charging dock–sold separately–so you can grab-and-go, fully charged, to your next musical adventure.
- WATERPROOF: MEGABOOM 3 is designed to get seriously wet and keep on booming. Featuring a ridiculous IP67 water and dustproof rating, it can be totally submerged in water for up to 30-minutes. Plus, it floats too.
Bestseller No. 2
Ultimate Ears MEGABOOM 3 Portable Bluetooth Wireless Speaker (Waterproof) Night Black (Renewed)
- Water, dust & drop proof, built tough and ready for adventure, Plus it floats too.
- Magic Button allows you to play, pause and skip tracks directly on the speaker. Just push for convenient control of any streaming music
- Pair up to 8 Bluetooth enabled source devices
- Set up custom one-touch playlists for Spotify on Android, Amazon Music Unlimited, Amazon Prime Music, Apple Music, and Deezer
- This is a Professionally refurbished item. It has been thoroughly inspected and cleaned. It may show minor wear and scratches. Overall, it is in an excellent condition
Bestseller No. 3
Ultimate Ears MEGABOOM 4 Portable Waterproof Bluetooth Speaker with Powerful 360-Degree Sound and Thundering Bass, Floating Speaker with 20-Hour Battery and 147ft (45m) Range - Black
- 360° THUNDERING BASS: MEGABOOM 4 features powerfully loud and immersive 360° sound with deep thundering bass you can feel. It’s also carefully balanced and perfectly clear.
- UP TO 20-HOUR LONG BATTERY LIFE: Enjoys a massive 20-hour battery life with MEGABOOM 4; Charging via USB-C cable (not included).
- PORTABLE, WATERPROOF and VIRTUALLY INDESTRUCTIBLE: Ultimate Ears MEGABOOM 4 is seriously IP67 waterproof and floats. No matter how wild things get, your music will always be on point.
- PARTYUP: Use PARTYUP on the UE | BOOM by Ultimate Ears app to pair several BOOMs, MEGABOOMs, EVERBOOMs, EPICBOOMs and HYPERBOOMs. Create the ultimate surround sound experience.
- TAKE IT. DROP IT : This portable wireless speaker has 147 ft (45 m) of range. 3.28 ft(1 m) DROP PROOF.
New products & alternatives to the Bose SoundLink III and the Ultimate Ears Megaboom 3
New
Bose SoundLink Micro Portable Bluetooth Speaker (2nd Gen), Wireless Outdoor Speaker, Up to 12 Hours Battery Life, Waterproof and Dustproof, Sandstone
- SURPRISINGLY POWERFUL SOUND: SoundLink Micro’s crisp sound and impressive bass allows you to use this mini wireless speaker to break through any silence and form an in-the-moment connection.
- ULTRA-PORTABLE SIZE: The SoundLink Micro Speaker is designed to be ultra portable. A pocketable size and an improved utility strap mean you can attach the small Bluetooth speaker to a bag, slip it in a pocket, or play it from the palm of your hand.
- DURABLE DESIGN: A rugged, tiny-but-tough design means the SoundLink Micro Portable Speaker (2nd Gen) is built to bounce back. It’s dust and waterproof (rated IP67) and shock and rust resistant — so this small waterproof speaker can play rain or shine.
- UP TO 12 HOURS OF EXTENDED BATTERY: With double the battery life of the original SoundLink Micro, you can keep the connection going for up to 12 hours of your day.
- ADVANCED BLUETOOTH CONNECTIVITY: With an extended range of up to 30 feet and increased bandwidth, Bluetooth now brings you better connectivity over previous versions.
New
Bose New SoundLink Micro Portable Bluetooth Speaker (2nd Gen), Wireless Outdoor Speaker, Up to 12 Hours Battery Life, Waterproof and Dustproof with Travel Bag and 20W 2-Port Wall Charger (Blue Dusk)
- SURPRISINGLY POWERFUL SOUND: SoundLink Micro’s crisp sound and impressive bass allows you to use this mini wireless speaker to break through any silence and form an in-the-moment connection.
- ULTRA-PORTABLE SIZE: The SoundLink Micro Speaker is designed to be ultra portable. A pocketable size and an improved utility strap mean you can attach the small Bluetooth speaker to a bag, slip it in a pocket, or play it from the palm of your hand.
- DURABLE DESIGN: A rugged, tiny-but-tough design means the SoundLink Micro Portable Speaker (2nd Gen) is built to bounce back. It’s dust and waterproof (rated IP67) and shock and rust resistant — so this small waterproof speaker can play rain or shine.
- UP TO 12 HOURS OF EXTENDED BATTERY: With double the battery life of the original SoundLink Micro, you can keep the connection going for up to 12 hours of your day.
- ADVANCED BLUETOOTH CONNECTIVITY: With an extended range of up to 30 feet and increased bandwidth, Bluetooth now brings you better connectivity over previous versions.
New
Bose NEW SoundLink Flex Portable Bluetooth Speaker (2nd Gen), Outdoor Speaker with Hi-Fi Audio, Up to 12 Hours Battery, Waterproof and Dustproof, + Slinger Hard Travel Case & USB Plug (Citrus Yellow)
- Powerful Sound, Portable Design: Experience surprisingly bold, high-fidelity audio and deep bass in a compact speaker designed for easy transport and outdoor adventures.
- Durable and Waterproof: With an IP67 rating, the SoundLink Flex is both waterproof and dustproof, allowing it to float and survive a quick dip in the pool, making it your ideal beach companion.
- Long-Lasting Battery Life: Enjoy up to 12 hours of uninterrupted playtime, ensuring your music keeps going as long as the fun does.
- Advanced Bluetooth 5.3 Connectivity: Stay connected from up to 30 feet away with robust Bluetooth 5.3, featuring multipoint connectivity to pair with multiple devices for seamless sharing.
- Versatile Positioning with PositionIQ: No matter how you position it—standing, laying flat, or hanging—the PositionIQ technology optimizes sound output based on the speaker’s orientation.
New
Bose SoundLink Max Bluetooth Speaker - Portable Wireless Party Speaker, IP67 Waterproof, Rope Handle, Up to 20 Hours of Playtime, USB-C, Built-in 3.5mm AUX Input, Citrus Yellow - Limited Edition Color
- DEEP BASS, BIG SOUND: Whether you're the crew's go-to DJ or a music lover with the best playlists, the Bose SoundLink Max Bluetooth Speaker delivers deep, rich bass for a sound that will truly wow the party
- VIBE WHEREVER YOU GO: Easily bring your Bose portable speaker to any hangout, the soft removable climbing rope handle makes it easy to pick up the party speaker so the music travels wherever you go
- WATERPROOF AND DUSTPROOF: Worry less about accidental drops or getting caught in the rain, this dustproof and waterproof speaker is IP67 rated and is also shock and rust resistant
- 20 HOURS OF BATTERY LIFE*: This large portable speaker gives you up to 20 hours of battery life*, so you can listen to your favorite tunes all day and night so the party never stops. USB-C cable included
- POWER UP WHILE LISTENING: The USB-C port on the back lets you charge any device using the speaker’s built-in battery which means if the SoundLink Max Bluetooth Speaker has power, so does your device
Our conclusion on the Bose SoundLink III vs Ultimate Ears Megaboom 3
Both the Bose SoundLink III and the Ultimate Ears Megaboom 3 are high quality products and we are sure you will be happy with either one. In the end it comes down to your budget and the value for money you are looking for.
Either way, the Bose SoundLink III and the Ultimate Ears Megaboom 3 are both excellent products that will more than do their job!