I tested the Garmin Venu 3 and OnePlus Watch 3, and the winner isn’t what I expected
Published on: 2025-08-05 00:00:46
Kaitlyn Cimino / Android Authority
Garmin has long been my go-to smartwatch for fitness tracking, especially the Garmin Venu 3, which offers stellar workout tracking and amazing battery life. But this year, the OnePlus Watch 3 caught my attention. With even better battery performance and an updated tool kit, it’s the first Wear OS smartwatch to tempt me away from Garmin. So, I set out to test both of these unlikely competitors to see which one was a better overall fitness watch, and the results surprised me a bit.
A look at the basics
Kaitlyn Cimino / Android Authority
Starting with their standout specs, both the Venu 3 and OnePlus Watch 3 deliver fantastic battery life. The Garmin Venu 3 offers up to 14 days of use between charges and a handy 26-day battery-saver mode for longer stretches. In my testing, the watch lasted about 4 days with heavy use (including daily GPS workouts) — the kind of stat that has separated Garmin from the fray for some time.
The OnePlus Watch 3 offers u
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