Fitbit Alta vs. Fitbit Flex 2 vs. Garmin 645 Music vs. Michael Kors Access Sofie vs. Mobvoi TicWatch S2

 
Alta
Flex 2
645 Music
Access Sofie
TicWatch S2
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowGarmin645 MusicRemove Buy NowMichael KorsAccess SofieRemove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$130$100$450$395$180
Release20162016201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days7 days1 day2 DAYS
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a240 x 240390 x 390 1.19 inches400 x 400
Sizen/an/a1.2 inches1.39 inches
Touchn/an/aAMOLDED
TypeOLEDLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0Wear OS
Apps
Music

All Wearables