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OnePlus Watch 3 Smartwatch

A Wear OS smartwatch with unusually long battery life for its class: up to 5 days in smart mode and 16 in power saver, plus dual-frequency GPS.

Verdict: A strong pick for Android users who want a full Wear OS smartwatch without charging it every night. It isn’t compatible with iPhone, so iPhone owners should look at the Apple Watch.

Good for

  • Android phone owners who want Google apps on the wrist (Wear OS 5)
  • Anyone tired of daily charging: up to 5 days in smart mode
  • Runners and cyclists: dual-frequency GPS for more accurate tracks

Skip it if

  • You use an iPhone
  • You want the slimmest, lightest watch; this is a large 1.5-inch model

Key specs

BatteryUp to 5 days (smart mode); up to 16 days (power saver); 648 mAh
SoftwareWear OS 5 plus a low-power RTOS (dual-engine design)
ChipsSnapdragon W5 Gen 1 + BES2800
Display1.5-inch
GPSDual-frequency
DurabilityIP68
ReleasedFebruary 2025

How it compares

Specs come from the manufacturer’s published specifications (OnePlus Watch 3 specs); iTech Level has not tested this product hands-on. How we choose products.

Brand

OnePlus