Fitbit Ionic vs. Fitbit Charge vs. Fitbit Charge HR vs. Garmin Forerunner 45 vs. HTC re Grip

 
Ionic
Charge
Charge HR
Forerunner 45
re Grip
 FitbitIonicRemove Buy NowFitbitChargeRemove Buy NowFitbitCharge HRRemove Buy NowGarminForerunner 45Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$299$130$150$199$199
Release20172014201520192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days7-10 days5 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250NANA208 x 208160 x 32
Size1.42NANA1.04 inches1.8 inches
TouchNANA
TypeOLEDOLEDOLEDLCDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m1 ATM1 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSNANABuilt-inNA
Apps
Music

All Wearables