Polar Loop 2 vs. Huawei Watch 2 vs. Polar M430 vs. Fitbit Charge 3 vs. HTC re Grip

 
Loop 2
Watch 2
M430
Charge 3
re Grip
 PolarLoop 2Remove Buy NowHuaweiWatch 2Remove Buy NowPolarM430Remove Buy NowFitbitCharge 3Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$120$350$255$150$199
Release20152017201720182020

Activity & Fitness

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

Battery

Duration8 days (without notifications)48 hours30 hours7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a480 x 480128x12866 x 18160 x 32
Sizen/a1.38 inches1.4 inch.721 inches1.8 inches
Touch
TypeLEDP-OLEDLCDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP68WR305 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NANA
Apps
Music

All Wearables