Ultimate Ears Wonderboom 4 Review: Ranked #95 of 150

Last updated: September 29, 2026

The Ultimate Ears Wonderboom 4 ranks #95 out of 150 total Medium Size Portable Bluetooth Speakers for sound quality. See all Portable Bluetooth rankings for every top pick.

Brand: Ultimate Ears

Prices on this page were last checked September 30, 2026 at 2:57 PM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.

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Ultimate Ears Wonderboom 4 - ranked #95 of 150 Medium Size Portable Bluetooth Speakers · Editor's rating 2.9/5
Check price at Amazon ($59.99) →

#95 Ultimate Ears Wonderboom 4: $59.99 Amazon eBay

Older models: the Ultimate Ears Wonderboom 3 (ranked lower, rated 2.9/5), the Ultimate Ears Wonderboom 2 (ranked lower, rated 2.9/5) and the Ultimate Ears Wonderboom (ranked lower, rated 2.9/5).

Pros: Small size.

Cons: Bass isn’t as deep as the top-ranked speakers and is a little thuddy. Not much improvement over the previous Ultimate Ears Wonderboom 3 besides the USB-C charging port.

Related speakers: Ultimate Ears Wonderboom, Ultimate Ears Wonderboom 2, Ultimate Ears Wonderboom 3.

How it compares: Just above it: Ultimate Ears Megaboom 3 - $52 more, 6 more hours of battery life. Just below it: Ultimate Ears Wonderboom 3 - $26 more.

AppNo
Aux InputNo
Battery Life14 hours (Manufacturer specified)
BluetoothYes
Bluetooth CodecsSBC
Bluetooth Version5.2
Built-in MicrophoneNo
Digital Aux InputNo
Dimensions4.1” x 3.8” (104 x 95.3 mm)
Drivers2x 40mm active drivers + 2x passive radiators (46.1 x 65.2mm)
EQNo
IP RatingIP67
Maximum SPL87dB (Manufacturer specified)
OmnidirectionalYes
Party ModeNo
Power BankNo
Power InputUSB-C
StereoNo
StrapYes (built-in loop)
TWSYes
Weight0.9 lbs (420 g)
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Questions about the Ultimate Ears Wonderboom 4? Ask other owners on r/WirelessSpeakers.