Image of a Watch Series 2
Image of a Fenix 3
Image of a Vivoactive HR
Image of a Speedo Shine 2
Image of a Alta HR
 AppleWatch Series 2Remove Buy NowGarminFenix 3Remove Buy NowGarminVivoactive HRRemove Buy NowMisfitSpeedo Shine 2Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$269$500$250$80$150
Release20162015201620162017

Activity & Fitness

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

Battery

Duration18 hours50 hours to 6 weeks13 hours to 8 days6 months7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312218 x 218148 x 205n/a128 x 36
Size1.5 inches or 1.65 inches1.2 inches1.38 inchesn/a1.4 inches
Touchn/a
TypeAMOLEDChroma LEDn/an/aOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATM10 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSn/an/an/a
Apps
Music

All Wearables