
JBL Charge 4
By JBL
A high‑power, waterproof Bluetooth speaker with 360° sound, 20‑hour battery life, and a built‑in power bank.

Ultimate Ears Wonderboom
By Ultimate Ears
A rugged, 360° waterproof Bluetooth speaker that delivers punchy audio and a battery life of 13 hours.
Comparison Matrix
| Feature | JBL Charge 4 | Ultimate Ears Wonderboom |
|---|---|---|
| Retail Price (USD) | $129 | $119 |
| Battery Life (hrs) | 20Winner | 13 |
| Weight (g) | 820Winner | 555 |
| Waterproof Rating | IPX4 | IPX5 |
| Bluetooth Range (m) | 30Winner | 20 |
| Speaker Size (in) | 3.3Winner | 2.8 |
Overall Score Comparison
Feature Benchmark Ratings
JBL Charge 4 Analysis
Pros
- 20‑hour battery life.
- Built‑in power bank.
- Loud, balanced audio output.
Cons
- Heavier than competitors.
- Higher cost.
Ultimate Ears Wonderboom Analysis
Pros
- Excellent waterproof rating.
- Lightweight and portable.
- Affordable price.
Cons
- Shorter battery life.
- No built‑in charging feature.
AI Verdict
The JBL Charge 4 edges ahead due to its superior battery longevity, integrated power bank, and richer sound profile, making it the better overall choice for most users despite its higher cost and heavier weight.
Frequently Asked Questions
Can I use the JBL Charge 4 as a power bank?
Yes, it has a 5000mAh built‑in battery that can charge phones, headphones, and other USB‑powered devices.
Is the Ultimate Ears Wonderboom truly waterproof?
It is rated IPX5, meaning it can handle splashes and light rain but cannot be submerged.
Which speaker offers better outdoor durability?
The Wonderboom’s higher IP rating provides better splash resistance, while the Charge 4 is more rugged against drops and impact.
Do both speakers support 360° audio?
Yes, both deliver omni‑directional sound for an immersive listening experience.
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Comparison Audit Summary
This dynamic audit side-by-side report for JBL Charge 4 vs Ultimate Ears Wonderboom has been automatically generated using our proprietary AI model. The ratings, features, and final verdict represent an aggregate evaluation across official documentation, technical benchmarks, and market feedback as of June 2026.