Polar Loop vs Fitbit Charge 2 Smart Band comparison

Compare Polar Loop
Compare Fitbit Charge 2 Smart Band
key specs
Water ResistantYesNo
Heart Rate MonitorYesYes
Display Type-OLED
Compatible Devices-Android phones, iPhones
Battery Life (Days)-5
general
BrandPolarFitbit
ModelLoopCharge 2 Smart Band
Release dateDecember 5, 2025-
Model NamePolar LoopCharge 2
MaterialStainless SteelElastomer
Suitable ForUnisexFitness
Water ResistantYesNo
Color-Black
Reading Type-Digital
Ideal For-Unisex
Touch Enabled-Yes
Dial Shape-Rectangle
display and battery features
Battery TypeLithium Polymer (Li-poly)Lithium Polymer (Li-poly)
Charge Time (hours)82
Battery Capacity (mAh)170-
Display Type-OLED
Backlight Present-Yes
Battery Life (Days)-5
performance features
Water-Resistant Depth (metres)30-
Operating Temperature (Celsius)-20 °C - 50 °C-10° to 45°
Shock Resistant-No
activity tracking function
Blood Pressure MonitorYesYes
Calories BurnedYesYes
Distance CoveredYesYes
Heart Rate MonitorYesYes
Sleep TrackingYesYes
SPO2 MonitorYesYes
Step CounterYesYes
Alarms-Yes
Automatic Exercise Detection-Yes
Do Not Disturb Mode-Yes
Floors Climbed-Yes
Phone Notifications-Yes
Reminders-Yes
Sedentary Reminder-Yes
VO2 Max-Yes
workout modes
TreadmillYes-
ExerciseYesYes
Outdoor RunningYesYes
CyclingYesYes
WalkingYesYes
sensors
Electrical Heart Rate SensorYes-
GyroscopeYes-
Optical Heart Rate SensorYesYes
PedometerYesYes
Vibration MotorYesYes
Accelerometer-Yes
dimensions
Weight (grams)29-
Width (mm)27-
Height (mm)42-
Depth (mm)9-
connectivity features
Bluetooth Enabled-Yes
Bluetooth Version-v4
compatibility
Compatible Devices-Android phones, iPhones
Compatible Android Version-Android 4.4 and above

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