Image of a Watch 2
Image of a Surge
Image of a Vivoactive HR
Image of a Watch
Image of a 645 Music
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Basic Info

Suggested Price$350$250$250$349$450
Release20172016201620152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours7 days13 hours to 8 days18 hours7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 480n/a148 x 205340 x 272 or 390 x 312240 x 240
Size1.38 inches1.26 inches1.38 inches1.5 inches or 1.65 inches1.2 inches
Touch
TypeP-OLEDMonochrome LCDn/aAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATM5 ATMIPX75 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2n/an/aWatch OS
Apps
Music

All Wearables