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Basic Info

Suggested Price $23 $199.99 $395 $199 $130
Release 2016 2018 2017 2016 2014

Activity & Fitness

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

Battery

Duration 20 hours 4 days 1 day 10 days 7-10 days
Rechargeable

Compatibility

Android
iOS
Windows Phone NA NA
Mac n/a NA
Windows n/a NA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution n/a 300 x300 390 x 390 1.19 inches NA NA
Size 0.42 inches 1.34 inches NA NA
Touch AMOLDED NA
Type OLED OLED e-paper OLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance IP67 5 ATM 1 ATM 3 ATM 1 ATM

Notifications

Phone
Emails
Texts

Software

Operating System n/a Android Wear 2.0 Pebble OS NA
Apps
Music

All Wearables