Polar M600 vs. Casio WSD-F20A vs. Diesel On Full Guard vs. Samsung Gear 2 vs. Fitbit Flex

 
M600
WSD-F20A
On Full Guard
Gear 2
Flex
 PolarM600Remove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full GuardRemove Buy NowSamsungGear 2Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$330$399$325$300$100
Release20162018201720142013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration2 days1 day1 day2-3 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240320 x 320454 x 454320 x 320NA
Size1.3 inches1.32 inches1.4 inches1.63 inchesNA
Touchn/aNA
TypeTFTLCDOMOLEDSuper AMOLEDLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATMIP67IP671 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearWear OSAndroid Wear 2.0Tizen OSNA
Apps
Music

All Wearables