Watch Series 2 Ionic Q Founder Vivosmart WSD-F20A
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Basic Info

Suggested Price $269 $299 $275 $170 $399
Release 2016 2017 2015 2014 2018

Activity & Fitness

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

Battery

Duration 18 hours 4+ days 1 day 7 days 1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution 340 x 272 or 390 x 312 348x250 360 x 326 128 x 16 320 x 320
Size 1.5 inches or 1.65 inches 1.42 1.5 inches 1.41 inches 1.32 inches
Touch
Type AMOLED OLED LCD OLED LCD

Functions

Audio Speaker n/a
Clock
Phone
Vibration n/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance 5ATM 50m IP67 5 ATM 5 ATM

Notifications

Phone
Emails
Texts

Software

Operating System Watch OS Fitbit OS Android Wear n/a Wear OS
Apps n/a
Music

All Wearables