Fitbit Alta vs. Fitbit Flex 2 vs. Fitbit Zip vs. Amazfit Stratos vs. Garmin Chronos

 
Alta
Flex 2
Zip
Stratos
Chronos
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowFitbitZipRemove Buy NowAmazfitStratosRemove Buy NowGarminChronosRemove Buy Now

Basic Info

Suggested Price$130$100$60$199$1500
Release20162016201220182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days6 months5 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a320 x 300218 x 218
Sizen/an/an/a1.34 inches1.2 inches
Touchn/an/a
TypeOLEDLEDn/aOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMSplash Resistant5 ATM10 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aProprietaryWear OS
Apps
Music

All Wearables