Fitbit One vs. Casio WSD-F20A vs. Pebble Time 2 vs. Pebble Core vs. Polar Loop

 
One
WSD-F20A
Time 2
Core
Loop
 FitbitOneRemove Buy NowCasioWSD-F20ARemove Buy NowPebbleTime 2Remove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$399$199$99$100
Release20122018201620162013

Activity & Fitness

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

Battery

Duration10-14 days1 day10 daysNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320NANANA
Sizen/a1.32 inchesNANANA
TouchNA
TypeOLEDLCDe-paperNALED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5 ATM3 ATMNA2 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWear OSPebble OSNANA
Apps
Music

All Wearables