Polar Loop 2 vs. Huawei Watch 2 vs. Fitbit Charge 3 vs. Fitbit Flex vs. Polar Loop

 
Loop 2
Watch 2
Charge 3
Flex
Loop
 PolarLoop 2Remove Buy NowHuaweiWatch 2Remove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$120$350$150$100$100
Release20152017201820132013

Activity & Fitness

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

Battery

Duration8 days (without notifications)48 hours7 days5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a480 x 48066 x 18NANA
Sizen/a1.38 inches.721 inchesNANA
TouchNA
TypeLEDP-OLEDOLEDLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP685 ATM1 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NANANA
Apps
Music

All Wearables