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

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

Basic Info

Suggested Price$300$130$100$329$199
Release20152016201320182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 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 180n/aNA384 x 480160 x 32
Size1 inchn/aNA1.78 inches1.8 inches
Touchn/aNA
Typen/aOLEDLEDMicroLEDPMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a1 ATMNot YetIP57

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

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

All Wearables