Garmin Forerunner 225 vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Apple Watch Series 4 vs. HTC re Grip

 
Forerunner 225
Forerunner 235
Flex
Watch Series 4
re Grip
 GarminForerunner 225Remove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$300$299.99$100$329$199
Release20152017201320182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks9 days5 daysNot Yet5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180215 x 180NA384 x 480160 x 32
Size1 inch1.23 inchesNA1.78 inches1.8 inches
TouchNA
Typen/aMIPLEDMicroLEDPMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNot YetIP57

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aNAWatch OS 5NA
Appsn/a
Musicn/a

All Wearables