Microsoft Band
Tech specs 
Size39 mm wrist height (small), 41 mm wrist height (medium), 49 mm wrist height (large), 19 (W) x 8.7 mm (H)
MaterialThermal plastic elastomer with adjustable fit clasp
ChargingUSB magnetic connector cable
BatteryDual 100mAh rechargeable lithium-ion polymer
Battery lifeUp to 48 hours
Water-resistanceDust- and splash-resistant
Weight60 grams
SensorOptical heart rate sensor, Gyrometer, Accelerometer, GPS, Ambient light sensor, Skin temperature sensor, UV sensor, Capacitive sensor, Galvanic skin response
DisplayCapacitive TFT full color display
Screen size11 x 33 mm (320 x 106 pixel)
Activity tracking 
Calories burnedYes
Heart rateYes
Stress & recovery
Pulse Ox
Respiration rate
UV exposureYes
Skin temperatureYes
Galvanic skin responseYes
Hydration level
Calorie intake
Running features
Swimming features
Non-fitness functions 
Smartphone notificationsYes
On-board music storage
Connected pay
Affiliate link*Amazon
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