Garmin Forerunner 935 vs. Garmin 645 Music vs. Fitbit Alta HR vs. Jawbone UP4 vs. Amazfit GTS

 
Forerunner 935
645 Music
Alta HR
UP4
GTS
 GarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowJawboneUP4Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$500$450$150$200$150
Release20172018201720152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationUp to 2 weeks7 days7 daysNA14 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240240 x 240128 x 36NA348 x 442
Size1.2 inches1.2 inches1.4 inchesNA1.65 inches
TouchNA
TypeLCDMIPOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNAWear OS
Apps
MusicNA

All Wearables