Fitbit Charge 2 vs. Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Amazfit Bip vs. Asus VivoWatch

 
Charge 2
Flex 2
Vivosmart HR
Bip
VivoWatch
 FitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowAmazfitBipRemove Buy NowAsusVivoWatchRemove Buy Now

Basic Info

Suggested Price$150$100$170$99.99$160
Release20162016201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 days30 days24 hours to 10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a160 x 68176 x 176128 x 128
Sizen/an/a1.08 inches1.28 inchesNA
Touchn/an/a
TypeOLEDLEDn/aNANA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATMIP68IP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aKoodOS
Apps
Music

All Wearables