Spec-by-spec
Head to head
Contenders from Portable Bluetooth Speakers, every metric lined up. The winning value in each row is outlined.
Ultimate Ears WONDERBOOM 4 Portable Waterproof Bluetooth Speaker (Blue) #38 in Portable Bluetooth Speakers Price
Check price on Amazon →
Check price on Amazon →
Rating
★★★★★
★★★★★
Category rank
#3
#38
Sound
Balanced, controlled bass; punchy mids
Balanced 360°, boomy in Boost mode
Loudness
~85dB—adequate for rooms, limits outdoor scale
~90dB (good for size, distorts max)
Battery
12 hours
14 hours
Waterproofing
IP67—fully submersible
IP67 (submersible, floats)
Portability
Pocketable at 285g with carrying loop
Pocketable, 4×4×8", 14.8oz, loop
Durability
Rugged rubberized chassis, proven durability
Drop-proof to 5ft, rubber shell, sealed
Value
—
$74 (after 26% discount from $99.99)
Verdict
The category benchmark for portable Bluetooth speakers
Best rugged portable speaker under $100
Affiliate link — we may earn a commission