Fitbit Flex 2 vs. Amazfit Bip vs. Garmin Chronos vs. Fitbit Flex vs. Polar Loop

 
Flex 2
Bip
Chronos
Flex
Loop
 FitbitFlex 2Remove Buy NowAmazfitBipRemove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$99.99$1500$100$100
Release20162018201820132013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 days8 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a176 x 176218 x 218NANA
Sizen/a1.28 inches1.2 inchesNANA
Touchn/aNA
TypeLEDNAMIPLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP6810 ATM1 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNANA
Apps
Music

All Wearables