Fitbit Flex 2 vs. Microsoft Band 2 vs. Polar A360 vs. Amazfit Stratos vs. Garmin Chronos

 
Flex 2
Band 2
A360
Stratos
Chronos
 FitbitFlex 2Remove Buy NowMicrosoftBand 2Remove Buy NowPolarA360Remove Buy NowAmazfitStratosRemove Buy NowGarminChronosRemove Buy Now

Basic Info

Suggested Price$100$250$200$199$1500
Release20162015201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)12 days5 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 128160 x 80320 x 300218 x 218
Sizen/a1.36 inches1.18 inches1.34 inches1.2 inches
Touchn/a
TypeLEDCapacitative TFTn/aOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX7WR305 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aProprietaryWear OS
Apps
Music

All Wearables