Fitbit Alta vs. Garmin Vivosmart HR vs. Apple Watch Series 2 vs. Garmin Chronos vs. Amazfit GTR

 
Alta
Vivosmart HR
Watch Series 2
Chronos
GTR
 FitbitAltaRemove Buy NowGarminVivosmart HRRemove Buy NowAppleWatch Series 2Remove Buy NowGarminChronosRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$130$170$269$1500$199
Release20162015201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days18 hours8 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68340 x 272 or 390 x 312218 x 218454 x 454
Sizen/a1.08 inches1.5 inches or 1.65 inches1.2 inches1.39 inches
Touchn/a
TypeOLEDn/aAMOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5ATM10 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWatch OSWear OSBuild-in
Apps
Music

All Wearables