
Cambridge SoundWorks OontZ Angle 3 White
Score: 81/100
Cambridge SoundWorks OontZ Ultra
Score: 83/100Rankings

The OontZ Ultra delivers 14 W of sound, 20-hour battery life and IPX7 waterproofing with true wireless stereo capability. Android latency and distortion at max volume are notable drawbacks. Perfect for users seeking a compact, waterproof speaker with long playtime and TWS pairing.

The OontZ Angle 3 is a compact, triangular speaker delivering 12 W of clear, bass-rich audio with up to 24 hours of battery life and a 100-foot Bluetooth range. Its drawbacks include a slow 14-hour charge time and the use of a Micro-USB port rather than USB-C. It is ideal for budget-conscious users who need a lightweight, durable speaker for outdoor activities and want stereo pairing.
| Attribute | ![]() | ![]() |
|---|---|---|
24 hoursbest | 20 hours | |
| ↓ lower better | 267 gbest | 480 g |
2,200 mAhbest | — | |
12 W | 14 Wbest | |
30.48 m | 30.5 mbest | |
| ↓ lower better | 840 minutesbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Battery & Power(1) | ||
Battery Life (hours) | 24 hours | 20 hours |
Audio(1) | ||
Output Power (W) | 12 W | 14 W |
Connectivity(2) | ||
Bluetooth Version | 5.4 | 5.0 |
Bluetooth Range (m) | 30.48 m | 30.5 m |
Build & Design(3) | ||
Weight (g) | 267 g | 480 g |
Dimensions (H×W×D) (mm) | 66×71×135 mm mm | 71.1×71.1×165.1 mm |
IP Rating | IPX5 | IPX7 |

Products in the top-left offer the best value (high score, low price).

Professional reviewers praise the OontZ Angle 3 for its loud, clear audio, impressive 24-hour battery life, and long 100-foot Bluetooth range, noting it outperforms similarly priced JBL models. They also highlight the stereo-pairing capability as a strong differentiator, while criticizing the slow 14-hour charge time and the outdated Micro-USB port.
Everyday users consistently commend the speaker's portability, all-day battery life, and surprisingly robust sound, especially for outdoor and beach settings. Common complaints revolve around the lengthy charging time, occasional Bluetooth dropouts at distance, and a desire for deeper bass and a modern USB-C charger.

“better than cheap JBLs”

“one of the best sounding under $40... EVER!”




Professional reviewers rate the OontZ Angle 3 Ultra highly for its portability, robust IPX7 waterproofing, long battery life, and surprisingly powerful 14 W sound output. They commend its accurate frequency response and reliable 100-foot Bluetooth range, while noting the higher latency on Android devices and the absence of multi-device pairing as the main technical shortcomings.
Everyday users consistently praise the speaker's loud, bass-rich audio, long battery life, and waterproof durability, describing it as an excellent value for outdoor and casual indoor listening. Recurring complaints focus on distortion at max volume, occasional Bluetooth dropouts beyond 30 ft, and limited controls on the secondary TWS unit.