Kospet Tank M4

50.50 mm
3Ratings
BrandMore from Kospet
Delivered between Tue, 23.6. and Wed, 24.6.
More than 10 pieces in stock at supplier
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Case colour2

Product details

The Kospet Smartwatch Tank M4 in black is a sophisticated smartwatch designed for demanding users. With an impressive water resistance of 10 ATM and IP69K, it can be used at depths of up to 45 metres, making it ideal for swimmers and outdoor enthusiasts. The military-tested robustness ensures that the watch works reliably even in extreme conditions. Equipped with a dual-band GPS, the smartwatch offers offline navigation, which is particularly beneficial for adventure travelling. The Tank M4 supports a variety of fitness activities with 160 training modes and 23 ApexMotion Sports, allowing users to accurately track their athletic performance. In addition, 24-hour tracking of heart rate, stress and sleep enables comprehensive health monitoring.

Key specifications

Operating system compatibility
Android, iOS
Smartwatch functions
Alarm clock, Datebooks, Find my phone, Music functionalities, Music storage, Smart notifications, Timer + stopwatch, Weather
Health functions
Blood pressure measurement, Calories, Cycle protocol, Heart rate measurement, Oxygen saturation, Pedometer, Respiratory rate, Sleep recording, Stress levels
Activities
Cycling, Diving, Fitness, Running, Swimming
Wristband material
Silicone
Case material
Stainless steel

General information

Item number
64653128
Manufacturer
Kospet
Category
Smartwatches
Manufacturer No.
6978602500065
Release date
28.10.2025
Sales rank in Category Smartwatches
356 of 3461

Colour

Exact colour description
Black

Watch properties

Watch type
Smartwatch
Durability
Waterproof (10 ATM)
Protection type (IP code)
IP69K
Operating system
Other
Operating system compatibility
Android, iOS
Integrated components
Microphone, Speakers

Functions

Smartwatch functions
Alarm clock, Datebooks, Find my phone, Music functionalities, Music storage, Smart notifications, Timer + stopwatch, Weather
Health functions
Blood pressure measurement, Calories, Cycle protocol, Heart rate measurement, Oxygen saturation, Pedometer, Respiratory rate, Sleep recording, Stress levels
Activities
Cycling, Diving, Fitness, Running, Swimming
Sensors
Ambient light sensor, Barometer Sensor, Heart rate sensor, Temperature sensor
Localisation technology
Compass, Galileo, GLONASS, GPS, NAVIC, QZSS

Display properties

Time display
Digital
Display
OLED
Display technology
AMOLED
Display size (inches)
1.96"
Image resolution
410 x 502 pixels

Wristband properties

Wristband colour
Black
Wristband material
Silicone
Wristband size
One size
Strap width
22 mm
Strap description
Sports bracelet
Strap fastener
Buckle

Case properties

Case colour
Black
Case material
Stainless steel
Glass
Corning Gorilla Glass Ceramic
Shape of watch
Square
Case diameter
50.50 mm
Case thickness
13 mm
Case material
Stainless steel

Connectivity

Connectivity
Bluetooth, GPS
Bluetooth version
5.3

Power supply

Power supply
Rechargeable battery operated
Battery life (without GPS)
15 Days
Runtime (in GPS mode)
0.92 Days
Standby time
360 h

Battery properties

Battery type
Li-ion
Charging time
2 h

Voluntary climate contribution

CO₂ emissions
4.97 kg
Climate contribution
CHF 0.12

Scope of delivery

Scope of delivery
Display protection sheet, Magnetic charging cable, Manual, Wristband

Product dimensions

Weight
80 g

Package dimensions

Length
12 cm
Width
11 cm
Height
7 cm
Weight
313 g

30-day right of return
24 Months Warranty (Bring-in)
8 additional offers

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Smartwatches» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • Kospet
    Not enough data
  • 1.Apple
    0.6 %
  • 2.OnePlus
    1.1 %
  • 2.Samsung
    1.1 %
  • 4.Huawei
    1.2 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Kospet
    Not enough data
  • 1.Accutime
    0 days
  • 1.Beurer
    0 days
  • 1.Denver
    0 days
  • 1.Forever
    0 days

Return rate

How often is a product of this brand in the «Smartwatches» category returned?

Source: Digitec Galaxus
  • Kospet
    Not enough data
  • 1.Accutime
    2.8 %
  • 1.Denver
    2.8 %
  • 1.Fitbit
    2.8 %
  • 4.Xiaomi
    2.9 %
Source: Digitec Galaxus