Garmin Forerunner 225 vs. Fitbit Alta vs. Apple Watch Series 2 vs. Diesel On Full Guard vs. Fitbit Flex

 
Forerunner 225
Alta
Watch Series 2
On Full Guard
Flex
 GarminForerunner 225Remove Buy NowFitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowDieselOn Full GuardRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$300$130$269$325$100
Release20152016201620172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days18 hours1 day5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a340 x 272 or 390 x 312454 x 454NA
Size1 inchn/a1.5 inches or 1.65 inches1.4 inchesNA
Touchn/aNA
Typen/aOLEDAMOLEDOMOLEDLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5ATMIP671 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating Systemn/an/aWatch OSAndroid Wear 2.0NA
Appsn/a
Musicn/a

All Wearables