Garmin Vivosmart HR vs. Polar Loop 2 vs. Amazfit Bip vs. Fitbit Charge vs. Fitbit Flex

 
Vivosmart HR
Loop 2
Bip
Charge
Flex
 GarminVivosmart HRRemove Buy NowPolarLoop 2Remove Buy NowAmazfitBipRemove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$170$120$99.99$130$100
Release20152015201820142013

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)30 days7-10 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68n/a176 x 176NANA
Size1.08 inchesn/a1.28 inchesNANA
TouchNANA
Typen/aLEDNAOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATMIP681 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNANA
Apps
Music

All Wearables