Fitbit Flex 2 vs. Apple Watch Series 2 vs. Garmin Forerunner 935 vs. Diesel On Full Guard vs. Fitbit Charge HR

 
Flex 2
Watch Series 2
Forerunner 935
On Full Guard
Charge HR
 FitbitFlex 2Remove Buy NowAppleWatch Series 2Remove Buy NowGarminForerunner 935Remove Buy NowDieselOn Full GuardRemove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$100$269$500$325$150
Release20162016201720172015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hoursUp to 2 weeks1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 312240 x 240454 x 454NA
Sizen/a1.5 inches or 1.65 inches1.2 inches1.4 inchesNA
Touchn/aNA
TypeLEDAMOLEDLCDOMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5ATM5 ATMIP671 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSAndroid Wear 2.0NA
Apps
Music

All Wearables