Garmin Forerunner 225 vs. Fitbit Flex 2 vs. Amazfit Stratos vs. Fitbit Charge 3 vs. HTC re Grip

 
Forerunner 225
Flex 2
Stratos
Charge 3
re Grip
 GarminForerunner 225Remove Buy NowFitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowFitbitCharge 3Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$300$100$199$150$199
Release20152016201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days5 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolution180 x 180n/a320 x 30066 x 18160 x 32
Size1 inchn/a1.34 inches.721 inches1.8 inches
Touchn/a
Typen/aLEDOLEDOLEDPMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aProprietaryNANA
Appsn/a
Musicn/a

All Wearables