Kospet Tank M3: specs, who it fits and compatible phones

Kospet Tank M3

Kospet Tank M3 is a sport watch released in 2023 that works with iPhone and Android.

Specifications

Release year2023 (approx.) · Archive
Case size53 mm (approx.)
DisplayAMOLED (approx.)
Battery as listed15 days (approx.)
Water rating5ATM (approx.)
GPS typeDual-band GNSS (approx.)
Operating systemKOSPET OS
Works withiPhone and Android
ConnectionNo cellular connection
Plan neededNone
Health sensorsSpO2, Heart rate

Archive label: released at least 30 months ago. This does not indicate current availability or support.

Who it fits

How it compares

Closest models from Kospet

ModelRelease yearCase sizeBattery as listedWater ratingGPS typeWorks with
Kospet Tank M3 Ultra202453 mm (approx.)Up to 15 days5ATM · IP69KDual-band GNSSiOS and Android
Kospet Tank T3 Ultra 2202451 mm (approx.)470mAh · 12 days · 30-35 GPS hours (approx.)5ATM · IP69KDual-band GNSSiOS and Android
Kospet Tank M4202552 mm (approx.)Up to 15 days regular use10ATM · IP69KDual-band GNSSiOS and Android

Closest models from other brands

ModelRelease yearCase sizeBattery as listedWater ratingGPS typeWorks with
Mibro GS Explorer202447 mm (approx.)Up to 20 days (approx.)10ATMDual-band GNSS (approx.)iOS and Android
COROS PACE 3202342 mm15 days with sleep + daily stress; 38 h Standard GPS5ATMDual-band GNSSiOS and Android
Garmin Forerunner 9652023Not listedUp to 23 days · 31 hours GPS5ATMMulti-system GNSSiOS and Android

Only values listed exactly are compared.

Phone compatibility and plan

No plan is listed as needed.

Sensors and features are listed as the maker names them and are not medical measurements.

Related guides and lists

Last verified September 26, 2026

Features change with updates. Check the maker's current details. See our methodology