What do reviews say about battery?

Rated 20 hours; 32 buyers praise the battery life.

What do reviews say about waterproof?

IP67 rated and it floats, so it suits the pool or beach.

What do reviews say about megaboom 3?

TechRadar says it is only a small step up from the Megaboom 3.

What do reviews say about calls?

TechRadar specs list no microphone and no aux input.

Phones & Audio · Speakers · 191 reviews · 4 sources

Ultimate Ears Megaboom 4

Best for: camping and pool partiesPremium

A loud, rugged speaker with good bass and 20-hour battery. Busy tracks can blur, and it barely improves on the Megaboom 3.

Tracking since Sep 2026

Buy if

You want loud sound that survives water
You want a speaker that floats

Skip if

You own a Megaboom 3 already
You want a mic for calls

How it scores

Value9.0

Sound8.1

Battery5.8

Price

$199.99

You pay for: Same price as Megaboom 3

Reviewed Sep 2026 · 0 new reviews since · score unchanged

What people love

Most mentioned by reviewers

Sound qualityLoud, full, good bass

Battery lifeRated for 20 hours

PortabilitySlim, rugged, IP67

What people complain about

Most mentioned by reviewers

Muddled detailBusy songs can blur

Minor upgradeClose to the Megaboom 3

No mic or auxNo calls or wired input

Reviewers disagree on

Very loud for its sizeNot a big step up

Alternatives

Same price · $199.99

Ask about this product

Sources

AI summary of public reviews, not a recommendation.