Garmin Vivoactive HR vs. Fitbit Flex 2 vs. Garmin Vivosmart 4 vs. Amazfit GTS vs. HTC re Grip

 
Vivoactive HR
Flex 2
Vivosmart 4
GTS
re Grip
 GarminVivoactive HRRemove Buy NowFitbitFlex 2Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitGTSRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$250$100$130$150$199
Release20162016201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days5 days7 days14 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

Colorn/a
Resolution148 x 205n/a48 x 128348 x 442160 x 32
Size1.38 inchesn/a0.74 inches1.65 inches1.8 inches
Touchn/a
Typen/aLEDOLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSNA
Apps
Music

All Wearables