Ultimate Ears Megaboom 3 Review

The Ultimate Ears Megaboom 3 is a great Bluetooth speaker that offers excellent sound quality and portability. This speaker is perfect for taking with you on the go, as it is small and lightweight. The Megaboom 3 also features a waterproof design, ideal for use outdoors or in wet environments.

The UE Megaboom 3 produces a rich, clear sound with plenty of basses. It is loud enough to fill a room or outdoor space, and the audio remains distortion-free even at high volumes. The speaker also features 360-degree sound, so it can be placed in any direction and still deliver quality audio.

Read more if you’re interested to learn more about this excellent Bluetooth speaker!

Brand Quality and Design

Megaboom 3, weighing 8.7 x 3.4 inches and 2 pounds, simplifies the cylindrical design, improving many aspects of its previous generation design. Its mesh covering has a casual look, which is very appealing.

The plus and minus volume buttons are now be located in the middle of the fabric, instead of on a rubber strip that breaks up the grille. The speaker’s back is covered by a thin rubber strip that runs down its length. It holds a small Ultimate Ears logo and a fabric loop for hanging on a clip or hook.

On top of the speaker, there is a large button in the center that Ultimate Ears calls the Magic Button and small Bluetooth-pairing and power buttons. The Magic Button can be used to control the playback of music stored on your phone or tablet and can be programmed to launch an Apple Music playlist or other music streaming apps.

The bottom of the speaker has a Micro-USB port for charging covered by a rubber door. The speaker’s bottom also holds a tiny metal indentation that enables wireless charging. The UE Megaboom 3 is available in four colors: blue, gray, purple, or red.

Audio Performance

The UE Megaboom 3 has a sound that can quickly fill a room. The speaker delivers a nice balance of highs and lows, with ample bass for its size. It is loud enough to provide music or podcasts for a small group without any distortion. The 360-degree sound ensures that you’ll always have an optimal listening experience, no matter where you are concerning the speaker.

The UE Megaboom 3 is an excellent Bluetooth speaker with excellent sound quality and portability. If you’re looking for a small, durable speaker that can provide good audio for various settings, the Megaboom 3 is a great option. Sound performance was above average for this category and price range.

Waterproofing and Floating

The Megaboom 3 is the first speaker in the UE line to be fully waterproofed due to its IP67 certified design. Both its fabric and battery-cover latches are tightly sealed, with rubber gaskets that will stand up to splashes or even full submersion (down to about three feet for up to 30 minutes). It floats when placed into water, making it great for taking along to the beach or pool.

Battery Life and Wireless Connectivity

The Megaboom 3 includes a rechargeable Lithium-ion battery that provides up to 20 hours of continuous playback on a single charge. Battery life can vary based on how you use it. If you use the speaker with low and moderate volume, it will remain at 77 percent battery after playing it for about 10 hours. The speaker takes about three hours to fully recharge from a drained battery.

Bluetooth connectivity is excellent on the Ultimate Ears MEGABOOM 3. It can also receive audio input from paired devices even though it is far away. It allows it to have a fantastic range. It has high Bluetooth latency for iOS devices and is low on Android devices.

Best Features Offered by Ultimate Ears MEGABOOM 3

IP67-certified waterproof speaker: It can be immersed into water to a maximum depth of 3 feet (up to 30 minutes).

360-degree sound: The speaker’s sound can be heard equally well no matter where you’re standing.

Wireless capabilities: Pair up to eight devices, connecting up to two source devices simultaneously.

Durability: The Megaboom 3 is built to last with an IP67 waterproof certification and rubber casing.

20-hour battery life: The long battery life ensures that you can enjoy your music all day long.

Maximum sound level: With 90 dB, the Megaboom 3 delivers a ridiculously loud sound that can easily fill up any room.

Two 55x86mm passive radiators: The speaker’s bass is punchy and powerful for its size.

Available in four colors: sunset (red), ultraviolet (purple), lagoon (blue), night (black)

Who should get the UE Megaboom 3?

Beachgoers or people love to enjoy music while swimming.

The UE Megaboom 3 is an excellent option for those who want a small, portable speaker that they can take along to the beach or pool. Its 360-degree sound, durability, and waterproofing make it an ideal choice for use outdoors or in wet environments.

Additionally, its long battery life means you can enjoy your music all day without worrying about recharging. Its 20-hour battery life ensures that you won’t run out of power by noon.

People who like the JBL Charge 4 but want a more portable speaker

If you’re a fan of JBL’s Charge line or other portable speakers, the UE Megaboom 3 is a great alternative. It delivers better sound performance than its predecessor and doesn’t fall short in durability either.

Can the Ultimate Ears BOOM 3 connect to Alexa?

Unfortunately, the UE BOOM 3 cannot connect to Alexa. It does not have Alexa built-in. In the past, the Ultimate Ears speakers could connect to Amazon’s assistant through the Bose app, but this is no longer available.

While it doesn’t have Alexa built-in, you can control it through the Ultimate Ears app. It’s available in the app store for both Android and iOS users.


The Megaboom 3 is an excellent choice for those who want good sound quality in a durable speaker that can handle the outdoors.

Some of the advantages you will get when using the Ultimate Ears Megaboom 3 speaker includes:

  • Rugged build and Sumptuous design
  • Powerful sound with excellent clarity in the high-mids
  • Easy to use
  • Long battery life
  • Waterproof (IP67) and floats
  • Connects with streaming services over Bluetooth


The UE Megaboom 3 has a few disadvantages that you should know before purchasing it. They include:

  • Higher price tag than many other portable Bluetooth speakers
  • Bluetooth latency is high for iOS devices, low for Android devices
  • No Bluetooth aptX support
  • No wired connection
  • Can weaken with intense deep bass


In sum, the Ultimate Ears MEGABOOM 3 is a small, durable speaker that delivers high-quality 360-degree audio and IP67 waterproof built. It’s built to withstand the elements and has a long battery life, making it an excellent choice for those who want a speaker that works well outdoors.

While it doesn’t have as many features as other speakers in its price range, the UE MEGABOOM 3’s good sound performance and durability make it an excellent option for those who want a great-sounding speaker that can easily fill up any room with sound. Its lack of Bluetooth aptX support may be a deal-breaker for some users.

Overall, the UE Megaboom 3 is a great speaker for those who want good sound quality and don’t mind sacrificing a few features to get it. It’s available for purchase on Amazon and Ultimate Ears’ websites.

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Eduardo Perez is a multi-instrumentalist with over 20 years of experience playing instruments such as piano, guitar, ukulele, and bass. Having arranged songs and produced music in a recording studio, he has a wealth of knowledge to share about analyzing songs, composing, and producing. Currently pursuing a Bachelor of Arts degree in Interdisciplinary Musical Studies at Berklee College School of Music. Featured on Entrepreneur.com. Subscribe to his YouTube channel, or follow him on Instagram.