Image of a Watch Series 3
Image of a Watch Series 2
Image of a Q Dreamer
Image of a Vivofit 3
Image of a 645 Music
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Basic Info

Suggested Price$329$269$125$100$450
Release20172016201520162018

Activity & Fitness

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

Battery

Duration18 hours18 hours7 days1 year7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312340 x 272 or 390 x 312n/a64 x 64240 x 240
Size1.5 inches or 1.65 inches1.5 inches or 1.65 inchesn/a0.55 inches1.2 inches
Touchn/a
TypeAMOLEDAMOLEDn/an/aMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Watch OSn/an/a
Apps
Music

All Wearables