Image of a Watch Series 2
Image of a Forerunner 225
Image of a Vivosmart HR
Image of a Inspire HR
Image of a Venu
 AppleWatch Series 2Remove Buy NowGarminForerunner 225Remove Buy NowGarminVivosmart HRRemove Buy NowFitbitInspire HRRemove Buy NowGarminVenuRemove Buy Now

Basic Info

Suggested Price$269$300$170$99$299
Release20162015201520192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours10 hours to 4 weeks5 days5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312180 x 180160 x 68139 x 60390 x 390
Size1.5 inches or 1.65 inches1 inch1.08 inches1.4 inches1.2 inches
Touch
TypeAMOLEDn/an/aOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemWatch OSn/an/aFitbit OSWear OS
Appsn/a
Musicn/a

All Wearables