Fitbit Alta vs. Fitbit Ionic vs. Garmin Forerunner 935 vs. Garmin 645 Music vs. HTC re Grip

 
Alta
Ionic
Forerunner 935
645 Music
re Grip
 FitbitAltaRemove Buy NowFitbitIonicRemove Buy NowGarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$130$299$500$450$199
Release20162017201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ daysUp to 2 weeks7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250240 x 240240 x 240160 x 32
Sizen/a1.421.2 inches1.2 inches1.8 inches
Touchn/a
TypeOLEDOLEDLCDMIPPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a50m5 ATM5 ATMIP57

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aFitbit OSNA
Apps
Music

All Wearables