Fitbit Flex 2 vs. Casio WSD-F20A vs. Diesel On Full Guard vs. Pebble Core vs. Polar Loop

 
Flex 2
WSD-F20A
On Full Guard
Core
Loop
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full GuardRemove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$399$325$99$100
Release20162018201720162013

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days1 day1 dayNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320454 x 454NANA
Sizen/a1.32 inches1.4 inchesNANA
Touchn/aNA
TypeLEDLCDOMOLEDNALED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP67NA2 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWear OSAndroid Wear 2.0NANA
Apps
Music

All Wearables