Ionic
Vivosmart 3
Gear S
Touch
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Basic Info

Suggested Price$299$139.99$250$130
Release2017201720132016

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days5 daysn/a5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x25064 x 128480 x 360n/a
Size1.42NA2 inches0.91 inches
Touch
TypeOLEDOLEDSuper AMOLEDn/a

Functions

Audio Speaker
Clockn/a
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATMIP67IPX7

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSTizenn/a
Apps
Music

All Wearables