Image of a Watch Series 2
Image of a Inspire HR
Image of a Forerunner 225
Image of a Venu
Image of a Vivosmart HR
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Basic Info

Suggested Price$269$99$300$299$170
Release20162019201520192015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days10 hours to 4 weeks5 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 312139 x 60180 x 180390 x 390160 x 68
Size1.5 inches or 1.65 inches1.4 inches1 inch1.2 inches1.08 inches
Touch
TypeAMOLEDOLEDn/aAMOLEDn/a

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 OSFitbit OSn/aWear OS n/a
Appsn/a
Musicn/a

All Wearables