Watch Series 2 Ionic Vivosmart Arc WSD-F20A
  Apple Watch Series 2 Remove Buy Now Fitbit Ionic Remove Buy Now Garmin Vivosmart Remove Buy Now Amazfit Arc Remove Buy Now Casio WSD-F20A Remove Buy Now

Basic Info

Suggested Price $269 $299 $170 $69.99 $399
Release 2016 2017 2014 2016 2018

Activity & Fitness

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

Battery

Duration 18 hours 4+ days 7 days 20 days 1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution 340 x 272 or 390 x 312 348x250 128 x 16 72 x40 320 x 320
Size 1.5 inches or 1.65 inches 1.42 1.41 inches 0.42 inches 1.32 inches
Touch
Type AMOLED OLED OLED OLED LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

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

All Wearables