Suunto 3 Fitness
Tech specs 
Size43 mm diameter 14 mm thickness
MaterialBezel material: Stainless steel
Glass material: Polyamide
Case material: Glass fibre reinforced polyamide
Strap material: Silicone
ChargingYes
BatteryRechargeable lithium-ion
Battery lifeTraining mode without GPS up to 40h. With 24/7 tracking and notifications up to 5 days. In time mode up to 10 days. With Connected GPS up to 30hrs.
Water-resistance30 metres
Weight36 grams
SensorDigital compass, altimeter, accelerometer, optical heart rate sensor
Displaymatrix, 218x218
Screen size29mm diameter
ColorsVarious
OtherPLATFORM: Proprietary
PROCESSOR: N/A
MEMORY: N/A
CONNECTIVITY: Bluetooth, WiFi
Activity tracking 
StepsYes
DistanceYes
Calories burnedYes
ActivityYes
FloorsYes
SleepYes
Heart rateYes
Vo2MaxYes
Stress & recoveryYes
UV exposure
Skin temperature
Galvanic skin response
Hydration level
Calorie intake
GPSConnected GPS
Running featuresTraining guidance and insights (race, training, active, recovery & rest). Interval guidance with running pace/heart rate/distance.
Swimming featuresSwim pace and distance (pool, open water).
Other Multitude of other multi-sport features
Non-fitness functions 
Smartphone notificationsYes
On-board music storage
Connected pay
Links 
Affiliate link*Amazon
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