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

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

Basic Info

Suggested Price$100$60$350$150$199
Release20162012201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months48 hours7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/an/a480 x 48066 x 18160 x 32
Sizen/an/a1.38 inches.721 inches1.8 inches
Touchn/a
TypeLEDn/aP-OLEDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash ResistantIP685 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2NANA
Apps
Music

All Wearables