Short answer: the JBL Charge 4 if sound quality matters most, the Ultimate Ears Wonderboom 4 if price matters most. The JBL Charge 4 ranks #50 of 136 medium speakers at $119.95. The Ultimate Ears Wonderboom 4 ranks #84 at $59.99, $59.96 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 4 offers: Small size. Watch for: 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.
Buy the JBL Charge 4 if sound quality matters more than the price. Buy the Ultimate Ears Wonderboom 4 if the price matters more than sound quality.
Specifications Side By Side
| JBL Charge 4 | Ultimate Ears Wonderboom 4 | |
|---|---|---|
| Price | $119.95 Discontinued | $59.99 |
| Ranked | #50 of 136 in Medium Size Portable Bluetooth Speakers | #84 of 136 in Medium Size Portable Bluetooth Speakers |
| Aux Input | Yes | No |
| Bass Extension (-10dB) | 54Hz | - |
| Battery Life | 20 hours (Manufacturer specified) | 14 hours (Manufacturer specified) |
| Bluetooth Latency | 330ms | - |
| Max Volume | 99dB | 87dB |
| Party Mode | Yes (Connect+ up to 100 speakers) | No |
| Power Bank | Yes (USB-A, 5V/2A) | No |
| Stereo | No | No |
| Omnidirectional | No | Yes |
| TWS | No | Yes |
| Weight | 2.1 lbs / 960 g | 0.9 lbs / 420 g |
| Bluetooth Version | 4.2 | 5.2 |
| Drivers | 1x 51x89mm fullrange | 2x 40mm active drivers + 2x passive radiators (46.1 x 65.2mm) |
| Dimensions | 8.7" x 3.7" x 3.7" (220 x 95 x 93 mm) | 4.1" x 3.8" (104 x 95.3 mm) |
| Frequency Response | 60Hz - 20kHz (Manufacturer specified) | - |
| Output Power | 30W RMS | - |
| IP Rating | IPX7 | IP67 |
| Discontinued | Yes | - |
| Digital Aux Input | No | No |
| Power Input | - | USB-C |
| App | - | No |
| EQ | - | No |
| Built in Microphone | - | No |
Related Speaker Comparisons
A few more comparisons worth a look in the same class:
- JBL Grip vs Ultimate Ears Wonderboom 3
- Sony XB23 vs Ultimate Ears Wonderboom 3
- Ultimate Ears Wonderboom 3 vs Ultimate Ears Roll 2
- Soundcore Boost “upgraded” 2021 vs JBL Charge 4
- Soundcore Boost “original model” pre-2021 vs JBL Charge 4
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
- Alan Ross Reviews: JBL Charge 5 vs JBL Charge 4 and Charge 3 - best JBL charge 5 review 2021? More from alanrossreviews →
- Alan Ross Reviews: jbl Charge 4 unboxing first impressions - vs Charge 3
- Alan Ross Reviews: JBL Charge 5 vs JBL Charge 4 and Charge 3 - best JBL charge 5 review 2021?
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- Alan Ross Reviews: Sony XB33 vs XB32 vs JBL Charge 4 best £120 bluetooth speaker?
- Alan Ross Reviews: JBL Flip 6 vs JBL Charge 4 and JBL Charge 3 - small one or a large one? 🤷♂️
- Flossy Carter: JBL Charge 5 vs JBL Charge 4 vs JBL Charge Essential More from FlossyCarter →
- Naresh Lal: JBL Charge 4 Vs Xdobo X8 Tell me Which one is the BEST?
- Alan Ross Reviews: LG Xboom Go PL7 vs JBL Charge 4 and Sony XB33 - best Bluetooth speaker?
- Reddit Search for JBL Charge 4 Review
- Head-to-Head Comparisons
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Ultimate Ears Wonderboom 4: $59.99 Amazon eBay
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.
Full Ultimate Ears Wonderboom 4 review and specifications →
| App | No |
|---|---|
| Aux Input | No |
| Bass Extension (-10dB) | |
| Battery Life | 14 hours (Manufacturer specified) |
| Bluetooth Latency | |
| Bluetooth Version | 5.2 |
| Built in Microphone | No |
| Digital Aux Input | No |
| Dimensions | 4.1" x 3.8" (104 x 95.3 mm) |
| Drivers | 2x 40mm active drivers + 2x passive radiators (46.1 x 65.2mm) |
| EQ | No |
| IP Rating | IP67 |
| Max Volume | 87dB |
| Omnidirectional | Yes |
| Party Mode | No |
| Power Bank | No |
| Power Input | USB-C |
| Stereo | No |
| TWS | Yes |
| Weight | 0.9 lbs / 420 g |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
- Ultimate Ears Wonderboom 4 vs Ultimate Ears Wonderboom 3
- Ultimate Ears Wonderboom 4 vs Ultimate Ears Megaboom 3
- Ultimate Ears Wonderboom 4 vs Ultimate Ears Wonderboom 2
- Ultimate Ears Wonderboom 4 vs LG Xboom Grab
- Ultimate Ears Wonderboom 4 vs Ultimate Ears Wonderboom
- Ultimate Ears Wonderboom 4 vs Soundcore 2
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- Ultimate Ears Wonderboom 4 vs Tribit Stormbox 2
- See all 77 comparisons