Ionic Model One Versa Time 2 Charge
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Basic Info

Suggested Price $299 $595 $199.99 $199 $130
Release 2017 2015 2018 2016 2014

Activity & Fitness

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

Battery

Duration 4+ days 2 days 4 days 10 days 7-10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS n/a
NFC n/a
Wi-Fi

Display

Color
Resolution 348x250 n/a 300 x300 NA NA
Size 1.42 n/a 1.34 inches NA NA
Touch NA
Type OLED n/a OLED e-paper OLED

Functions

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

Hardware

Accelerometer n/a
Barometer or Altimeter n/a
Ultraviolet Sensor
Water Resistance 50m 5 ATM 5 ATM 3 ATM 1 ATM

Notifications

Phone n/a
Emails
Texts

Software

Operating System Fitbit OS n/a Pebble OS NA
Apps n/a
Music

All Wearables