Fitbit Ionic vs. LG G Watch R vs. Garmin Vivosmart 4 vs. Amazfit GTR vs. HTC re Grip

 
Ionic
G Watch R
Vivosmart 4
GTR
re Grip
 FitbitIonicRemove Buy NowLGG Watch RRemove Buy NowGarminVivosmart 4Remove Buy NowAmazfitGTRRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$299$300$130$199$199
Release20172014201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days2 days7 days24 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
Resolution348x250320 x 32048 x 128454 x 454160 x 32
Size1.421.3 inches0.74 inches1.39 inches1.8 inches
Touch
TypeOLEDP-OLEDOLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mIP675 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSAndroid WearBuild-inNA
Apps
Music

All Wearables