
OnePlus Bullets Wireless Z3 Mambo Midnight
Score: 85/100
Tozo NC20 with ANC
Score: 88/100Rankings

The TOZO NC20 combines hybrid adaptive ANC, LDAC Hi-Res audio, and an ultra-light 3.7 g earbud design with up to 80 hours of total battery life. High-resolution streaming can significantly drain the battery and the companion app may be finicky. Targeted at travelers and audiophiles who value noise cancellation and high-resolution sound in a lightweight package.

The OnePlus Bullets Wireless Z3 is a neckband earphone that delivers a long 36-hour battery life and fast 10-minute charging, plus AI-powered ANC and IP55 protection. Its neckband design and lack of wireless charging may not suit users who prefer fully wireless earbuds. Ideal for commuters, gym-goers and budget-conscious users who value endurance and features.
| Attribute | ![]() | ![]() |
|---|---|---|
36 hoursbest | — | |
— | 80 hoursbest | |
| ↓ lower better | 10 minutesbest | — |
| ↓ lower better | 26 gbest | — |
10 metersbest | — | |
12.4 mmbest | — | |
5 | 6best | |
32 Ωbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Build & Design(2) | ||
IP Rating | IP55 | IPX8 |
Fit Type | Neckband | in-ear |
Audio(2) | ||
Supported Audio Codecs | AAC,SBC | LDAC |
Microphone Count | 5 | 6 |

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

Professional reviewers consider the Z3 a value-packed neckband that excels in comfort, durability, and feature set. They commend its ultra-light 26-gram build, ergonomic design that creates an acoustic seal, and the IP55 rating for active use, while highlighting the fast Warp Charge and seamless dual-device pairing as standout conveniences.
Everyday users consistently praise the Z3 for its long battery life, rapid charging, lightweight comfort, and solid sound quality. The magnetic earbuds and IP55 resistance are also frequently mentioned as practical benefits for workouts and on-the-go listening.

“amazing with excellent clarity”

“subtle audio nuances”



Professional reviewers commend the NC20 for delivering studio-grade sound with crisp highs, deep bass, and a DLC diaphragm that enhances high-frequency detail. The hybrid adaptive ANC is praised for its real-time responsiveness, while the lightweight, ergonomic build and IPX8 waterproofing earn marks for comfort and durability. Bluetooth 5.4 multipoint connectivity and six-mic AI call processing are highlighted as strong features, though the LDAC codec's power draw and occasional app or connectivity quirks are noted as drawbacks.
Everyday users love the NC20's feather-light comfort, impressive sound clarity, and the massive 80-hour total battery claim, often calling the audio "amazing" and the fit "barely noticeable" after an hour. Portability and waterproofing receive frequent praise, while the main pain points revolve around faster battery drain when using LDAC and frustrations with the companion app's initial setup.