
Tozo A1
Score: 73/100
JBL Endurance Run 2
Score: 66/100Rankings

The TOZO A1 earbuds are ultra-light true-wireless headphones with 7 hours of playback per charge and a total of 32 hours thanks to the case, featuring IPX5 sweat resistance and 32 EQ presets. Limitations include thin bass, lack of wireless charging, and a basic build quality. They suit small-ear users and budget-conscious listeners who prioritize comfort and customization.

The JBL Endurance Run 2 are wired sports earbuds with a secure fit, IPX5 sweat resistance and strong bass. Their lack of wireless capability and low consumer scores limit appeal for modern users. Best suited for budget-conscious athletes who own a 3.5 mm audio source.
| Attribute | ![]() | ![]() |
|---|---|---|
7 hoursbest | — | |
32 hoursbest | — | |
| ↓ lower better | 120 minutesbest | — |
| ↓ lower better | 35.07 g | 20 gbest |
10 metersbest | — | |
6 mm | 8.2 mmbest | |
— | 1best | |
16 Ωbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Build & Design(1) | ||
Total Weight (including case) (g) | 35.07 g | 20 g |
Audio(1) | ||
Driver Size (mm) | 6 mm | 8.2 mm |


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

Professional reviewers commend the TOZO A1 for its feather-light, ergonomic design that suits small ears, the immersive stereo sound delivered by OrigX technology, and the reliable low-latency Bluetooth 5.3 connection. They also appreciate the long total battery life, IPX5 sweat resistance, and the extensive EQ options via the app. However, they note that the bass is under-whelming, the overall build feels basic, and the absence of wireless charging keeps the model from reaching premium status.
Everyday users consistently praise the ultra-light weight, comfortable fit, stable Bluetooth connection, clear call quality, and the IPX5 rating that holds up during workouts. Common complaints revolve around weak bass, occasional pairing hiccups, overly sensitive touch controls, and some reports of shorter than advertised playback time.

Professional reviewers emphasize the Endurance Run 2's secure, ergonomic fit and IPX5 sweat-proofing, noting its JBL Pure Bass sound and full audio range as solid for a budget wired earbud. However, they criticize the lack of wireless capability, limited editorial testing, and low aggregated consumer scores.
Everyday users provide mixed feedback: a few highlight the sweat-proof durability and magnetic cable management as useful for low-budget workouts, while the majority express disappointment due to incompatibility with devices lacking a 3.5 mm jack and an overall low satisfaction rating.
“Doesn't work with my Motorola Razr 2025”

