Fitbit Alta vs. Fitbit Ionic vs. Garmin 645 Music vs. Fitbit Versa 2 vs. Mobvoi TicWatch S2

 
Alta
Ionic
645 Music
Versa 2
TicWatch S2
 FitbitAltaRemove Buy NowFitbitIonicRemove Buy NowGarmin645 MusicRemove Buy NowFitbitVersa 2Remove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$130$299$450$199$180
Release20162017201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days7 days5 days2 DAYS
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250240 x 240300 x 300400 x 400
Sizen/a1.421.2 inches1.34 inches1.39 inches
Touchn/a
TypeOLEDOLEDMIPAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a50m5 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aFitbit OSBuild-inWear OS
Apps
Music

All Wearables