Short answer: the JBL Charge 4 for better sound quality, the Ultimate Ears Wonderboom for the lower price. The JBL Charge 4 ranks #50 of 136 medium speakers at $119.95. The Ultimate Ears Wonderboom ranks #87 at $79, $40.95 cheaper.
What the JBL Charge 4 offers: Doubles as a power bank for charging phones/tablets. IPX7 rated and floats. ~20 hour battery life; wirelessly links with 100+ JBL Connect+ speakers. Watch for: Not stereo. 1 Oval driver. Boosted bass, top a little rolled off, warm sound. Not as loud as a Charge 3.
What the Ultimate Ears Wonderboom offers: IP67 rated and floats. Compact, light, and simple to use. Watch for: Not stereo, barely any bass, recessed treble. Dip at 9khz. Low mid bass distortion. Not technically a 360 speaker, only front and rear.
Buy the JBL Charge 4 if sound quality matters more than the price. Buy the Ultimate Ears Wonderboom if the price matters more than sound quality.
There is a real battery-life gap here: the JBL Charge 4 is rated for 20 hours, the Ultimate Ears Wonderboom only 10 hours.
Specifications Side By Side
| JBL Charge 4 | Ultimate Ears Wonderboom | |
|---|---|---|
| Price | $119.95 Discontinued | $79 Discontinued |
| Ranked | #50 of 136 in Medium Size Portable Bluetooth Speakers | #87 of 136 in Medium Size Portable Bluetooth Speakers |
| Aux Input | Yes | - |
| Bass Extension (-10dB) | 54Hz | - |
| Battery Life | 20 hours (Manufacturer specified) | 10 hours (Manufacturer specified) |
| Bluetooth Latency | 330ms | - |
| Max Volume | 99dB | - |
| Party Mode | Yes (Connect+ up to 100 speakers) | No |
| Power Bank | Yes (USB-A, 5V/2A) | - |
| Stereo | No | No |
| Omnidirectional | No | Yes |
| TWS | No | Yes |
| Weight | 2.1 lbs / 960 g | 0.9 lbs / 425 g |
| Bluetooth Version | 4.2 | - |
| Drivers | 1x 51x89mm fullrange | 2x 1.6" active drivers + 2x 1.8" x 2.6" passive radiators |
| Dimensions | 8.7" x 3.7" x 3.7" (220 x 95 x 93 mm) | - |
| Frequency Response | 60Hz - 20kHz (Manufacturer specified) | - |
| Output Power | 30W RMS | - |
| IP Rating | IPX7 | IPX7 |
| Discontinued | Yes | Yes |
| Digital Aux Input | No | No |
| Power Input | - | Micro USB |
| App | - | No |
| EQ | - | No |
| Built in Microphone | - | No |
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Prices on this page were last checked August 27, 2026 at 10:09 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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The Two Speakers In Full
JBL Charge 4: $119.95 Discontinued Amazon eBay
Pros: Doubles as a power bank for charging phones/tablets. IPX7 rated and floats. ~20 hour battery life; wirelessly links with 100+ JBL Connect+ speakers.
Cons: Not stereo. 1 Oval driver. Boosted bass, top a little rolled off, warm sound. Not as loud as a Charge 3. Discontinued.
Full JBL Charge 4 review and specifications →
| Aux Input | Yes |
|---|---|
| Bass Extension (-10dB) | 54Hz |
| Battery Life | 20 hours (Manufacturer specified) |
| Bluetooth Latency | 330ms |
| Bluetooth Version | 4.2 |
| Digital Aux Input | No |
| Dimensions | 8.7" x 3.7" x 3.7" (220 x 95 x 93 mm) |
| Discontinued | Yes |
| Drivers | 1x 51x89mm fullrange |
| Frequency Response | 60Hz - 20kHz (Manufacturer specified) |
| IP Rating | IPX7 |
| Max Volume | 99dB |
| Omnidirectional | No |
| Output Power | 30W RMS |
| Party Mode | Yes (Connect+ up to 100 speakers) |
| Power Bank | Yes (USB-A, 5V/2A) |
| Stereo | No |
| TWS | No |
| Weight | 2.1 lbs / 960 g |
- Links
- Reviews, Comparisons and Sound Samples
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- Flossy Carter: JBL Charge 5 vs JBL Charge 4 vs JBL Charge Essential More from FlossyCarter →
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- Alan Ross Reviews: LG Xboom Go PL7 vs JBL Charge 4 and Sony XB33 - best Bluetooth speaker?
- Reddit Search for JBL Charge 4 Review
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Ultimate Ears Wonderboom: $79 Discontinued eBay
Pros: IP67 rated and floats. Compact, light, and simple to use.
Cons: Not stereo, barely any bass, recessed treble. Dip at 9khz. Low mid bass distortion. Not technically a 360 speaker, only front and rear. Discontinued.
Full Ultimate Ears Wonderboom review and specifications →
| App | No |
|---|---|
| Battery Life | 10 hours (Manufacturer specified) |
| Built in Microphone | No |
| Digital Aux Input | No |
| Discontinued | Yes |
| Drivers | 2x 1.6" active drivers + 2x 1.8" x 2.6" passive radiators |
| EQ | No |
| IP Rating | IPX7 |
| Omnidirectional | Yes |
| Party Mode | No |
| Power Input | Micro USB |
| Stereo | No |
| TWS | Yes |
| Weight | 0.9 lbs / 425 g |
- Reviews, Comparisons and Sound Samples
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