Fitbit Charge 2 vs. Garmin 645 Music vs. Michael Kors Access Sofie vs. Jawbone UP4 vs. Amazfit GTS

 
Charge 2
645 Music
Access Sofie
UP4
GTS
 FitbitCharge 2Remove Buy NowGarmin645 MusicRemove Buy NowMichael KorsAccess SofieRemove Buy NowJawboneUP4Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$150$450$395$200$150
Release20162018201720152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days1 dayNA14 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240390 x 390 1.19 inchesNA348 x 442
Sizen/a1.2 inchesNA1.65 inches
Touchn/aAMOLDEDNA
TypeOLEDMIPNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NAWear OS
Apps
MusicNA

All Wearables