
Anker Soundcore 2
Score: 77/100
Cambridge Soundworks OontZ Ultra 2-Pack
Score: 78/100Rankings

The OontZ Ultra Dual 2-Pack provides true stereo sound with 14 W per speaker, IPX7 waterproofing and 20-hour battery life. Pairing is managed through the OontZ app, and while the audio performance is strong, charging is slow and the ecosystem is limited.

The Anker Soundcore 2 offers exceptional battery longevity, IPX7 durability and decent sound with BassUp enhancement, making it a solid budget choice. Its lack of modern charging, app support and microphone keep it from competing with premium models.
| Attribute | ![]() | ![]() |
|---|---|---|
24 hoursbest | 20 hours | |
12 watts | 14 wattsbest | |
| ↓ lower better | 120 Hzbest | — |
13,000 Hzbest | — | |
| ↓ lower better | 3 hoursbest | 20 hours |
— | 165 mmbest | |
| ↓ lower better | 400 gbest | 480 g |
1 metersbest | 1 metersbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Audio Performance(1) | ||
Output Power (watts) | 12 watts | 14 watts |
Battery & Power(2) | ||
Battery Life (hours) | 24 hours | 20 hours |
Charging Time (hours) | 3 hours | 20 hours |
Warranty & Support(1) | ||
Warranty Period (months) | 18 months | 12 months |
Connectivity(2) | ||
Bluetooth Range (meters) | 20 meters | 30.5 meters |
USB‑C Charging Port | false | true |
Build & Design(1) | ||
Weight (g) | 400 g | 480 g |

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

Reviewers commend the long battery, rugged IPX7 build and BassUp bass boost, while criticizing the outdated Micro-USB charging and missing smart features.
Users love the long playtime and waterproofing, but note the lack of USB-C, limited bass and occasional distortion at high volumes.

“Excellent sound quality for its size and price.”

“One user noted the build feels smaller or downgraded compared to previous models.”

“Excellent sound for the size”




Professional reviewers and editors highlight the OontZ Ultra's solid build quality, reliable Bluetooth 5.0 connection and true stereo pairing as standout features, especially given its sub-$100 price point. They note the IPX7 rating and AUX input add versatility, but point out the limited speaker compatibility and lack of fast charging as drawbacks.
Everyday users overwhelmingly praise the speaker's rich, distortion-free audio, long battery life and rugged waterproof design, often mentioning its suitability for poolside or outdoor gatherings. The most common complaints revolve around the slow 20-hour charge cycle and occasional glitches with the pairing app.