Garmin Forerunner 735XT vs. Garmin 645 Music vs. Fitbit Alta HR vs. HTC re Grip vs. Fitbit Inspire 3

 
Forerunner 735XT
645 Music
Alta HR
re Grip
Inspire 3
 GarminForerunner 735XTRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowHTCre GripRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$450$450$150$199$100
Release20162018201720202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days7 days7 days5 hours to 2.5 days10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180240 x 240128 x 36160 x 3232x18
Size1.23 inches1.2 inches1.4 inches1.8 inches46 inches
Touchn/a
Typen/aMIPOLEDPMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP575 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNA
Apps
Music

All Wearables