
Cambridge SoundWorks OontZ Angle 3 Red
Score: 73/100
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 an ultra-portable triangular speaker offering 10 W output, 14-hour battery life and IPX5 water resistance. Its modest SPL and limited bass depth may fall short in larger spaces. Best suited for travelers and casual listeners prioritizing size and convenience.
| Attribute | ![]() | ![]() |
|---|---|---|
14 hours | 20 hoursbest | |
| ↓ lower better | 270 gbest | 480 g |
10 W | 14 Wbest | |
30 m | 30.5 mbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Battery & Power(1) | ||
Battery Life (hours) | 14 hours | 20 hours |
Audio(1) | ||
Output Power (W) | 10 W | 14 W |
Connectivity(1) | ||
Bluetooth Range (m) | 30 m | 30.5 m |
Build & Design(3) | ||
Weight (g) | 270 g | 480 g |
Dimensions (H×W×D) (mm) | 71×132×66 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 commend the OontZ Angle 3 for its outstanding portability, solid dynamics, low distortion, and generous 14-hour battery life, especially noting the 4th-generation upgrades like dual stereo mode and Bluetooth 5.0. However, they criticize its modest max SPL, limited low-frequency extension, and only IPX5 water resistance, suggesting it's best for personal, on-the-go listening rather than large-room or high-bass applications.
Everyday users repeatedly praise the speaker's tiny size, easy one-hand carry, surprising loudness and bass for its dimensions, long battery life, and water-resistant capability, often stating it outperforms pricier JBL models in casual use. Common complaints focus on insufficient deep bass, occasional Bluetooth dropouts at longer distances, and the inability to fill larger rooms with volume.

“better than cheap JBLs (louder, better sound, longer battery than JBL Clip 3/Go 2)”

“outperforms pricier JBLs in casual use”

“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.