Garmin Forerunner 225 vs. Garmin Forerunner 235 vs. Fitbit Charge vs. Fitbit Flex vs. Amazfit GTS

 
Forerunner 225
Forerunner 235
Charge
Flex
GTS
 GarminForerunner 225Remove Buy NowGarminForerunner 235Remove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$300$299.99$130$100$150
Release20152017201420132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks9 days7-10 days5 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180215 x 180NANA348 x 442
Size1 inch1.23 inchesNANA1.65 inches
TouchNANA
Typen/aMIPOLEDLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM1 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aNANAWear OS
Appsn/a
Musicn/a

All Wearables