Polar M600 vs. Samsung Gear S2 vs. Fitbit Flex 2 vs. Casio WSD-F20A vs. Polar Loop

 
M600
Gear S2
Flex 2
WSD-F20A
Loop
 PolarM600Remove Buy NowSamsungGear S2Remove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$330$300$100$399$100
Release20162015201620182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2-3 days5 days1 day5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240360 x 360n/a320 x 320NA
Size1.3 inches1.2 inchesn/a1.32 inchesNA
Touchn/an/a
TypeTFTSuper AMOLEDLEDLCDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP685 ATM5 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearTizenn/aWear OSNA
Apps
Music

All Wearables