Garmin Vivosmart HR vs. Fitbit Ionic vs. Casio WSD-F20A vs. Amazfit T-Rex vs. HTC re Grip

 
Vivosmart HR
Ionic
WSD-F20A
T-Rex
re Grip
 GarminVivosmart HRRemove Buy NowFitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowAmazfitT-RexRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$170$299$399$140$199
Release20152017201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days1 day20 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68348x250320 x 320360 x 360160 x 32
Size1.08 inches1.421.32 inches1.3 inches1.8 inches
Touch
Typen/aOLEDLCDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWear OSBuild-inNA
Apps
Music

All Wearables