Fitbit Flex 2 vs. Huawei Watch 2 vs. Fitbit Charge vs. Fitbit Charge 3 vs. HTC re Grip

 
Flex 2
Watch 2
Charge
Charge 3
re Grip
 FitbitFlex 2Remove Buy NowHuaweiWatch 2Remove Buy NowFitbitChargeRemove Buy NowFitbitCharge 3Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$350$130$150$199
Release20162017201420182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours7-10 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a480 x 480NA66 x 18160 x 32
Sizen/a1.38 inchesNA.721 inches1.8 inches
Touchn/aNA
TypeLEDP-OLEDOLEDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP681 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NANANA
Apps
Music

All Wearables