Garmin Forerunner 225 vs. Garmin Vivoactive HR vs. Fitbit Flex 2 vs. Diesel On Full Guard vs. HTC re Grip

 
Forerunner 225
Vivoactive HR
Flex 2
On Full Guard
re Grip
 GarminForerunner 225Remove Buy NowGarminVivoactive HRRemove Buy NowFitbitFlex 2Remove Buy NowDieselOn Full GuardRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$300$250$100$325$199
Release20152016201620172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks13 hours to 8 days5 days1 day5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution180 x 180148 x 205n/a454 x 454160 x 32
Size1 inch1.38 inchesn/a1.4 inches1.8 inches
Touchn/a
Typen/an/aLEDOMOLEDPMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMIP67IP57

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/aAndroid Wear 2.0NA
Appsn/a
Musicn/a

All Wearables