Kospet Tank M3 vs Kospet Tank M4

Kospet Tank M3 and Kospet Tank M4 are 2023 (approx.) and 2025 smartwatches from the same product line. This comparison separates the catalog's listed specifications from missing information and approximate values. It covers 16 fields, including 0 exact differences; it does not choose a winner.

Specifications side by side

FieldKospet Tank M3Kospet Tank M4
Release year2023 (approx.)2025
Case sizes53 mm (approx.)52 mm (approx.)
Display1.96-inch AMOLED (approx.)1.96-inch AMOLED
Battery, as listed15 days (approx.)Not listed
Operating systemKOSPET OSKOSPET OS
Phone compatibilityAndroid, iPhoneAndroid, iPhone
Cellular connectionNoneNone
Water rating5ATM (approx.)10ATM + IP69K
Case materialNot listedInox 360 stainless steel
GPSdual (approx.)Dual-frequency GNSS
MapsNoNo
Payment systemNone listedNone listed
Plan requirementNot requiredNot required
Listed sensors and featuresHeart rate, SpO2Heart rate, SpO2
Safety featuresNone listedNone listed
Hardware flashlightNoNo

"Not listed" means the catalog has no usable value for that field. It does not mean the watch lacks the feature. Approximate values stay visible but do not support the difference count or numeric deltas.

Where they are the same

Which one fits you

Kospet Tank M3 is listed as a smartwatch compatible with Android, iPhone. Start with that phone requirement before comparing the other rows. The exact differences above are a way to identify which listed specifications matter to your use, not evidence that the later generation is better in every respect.

Kospet Tank M4 is listed as a smartwatch compatible with Android, iPhone. Start with that phone requirement before comparing the other rows. The exact differences above are a way to identify which listed specifications matter to your use, not evidence that the later generation is better in every respect.

Information is missing on at least one side for: Battery, as listed, Case material. Those rows are excluded from the exact difference count.

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