Polar Loop 2 vs. Polar M430 vs. Samsung Gear 2 vs. Fitbit Charge 3 vs. HTC re Grip

 
Loop 2
M430
Gear 2
Charge 3
re Grip
 PolarLoop 2Remove Buy NowPolarM430Remove Buy NowSamsungGear 2Remove Buy NowFitbitCharge 3Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$120$255$300$150$199
Release20152017201420182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
StepsNA
Swim

Battery

Duration8 days (without notifications)30 hours2-3 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a128x128320 x 32066 x 18160 x 32
Sizen/a1.4 inch1.63 inches.721 inches1.8 inches
Touch
TypeLEDLCDSuper AMOLEDOLEDPMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMWR30IP675 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizen OSNANA
Apps
Music

All Wearables