Pebble Steel vs. Polar Loop 2 vs. Casio WSD-F20A vs. Pebble Core vs. Garmin Vivosmart 4

 
Steel
Loop 2
WSD-F20A
Core
Vivosmart 4
 PebbleSteelRemove Buy NowPolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowPebbleCoreRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$120$399$99$130
Release20142015201820162018

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heartn/a
Oxygen
SleepNA
Steps
Swim

Battery

Duration5-7 days8 days (without notifications)1 dayNA7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a320 x 320NA48 x 128
Size1.26 inchesn/a1.32 inchesNA0.74 inches
TouchNA
Typee-paperLEDLCDNAOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemPebble OSn/aWear OSNA
Apps
Music

All Wearables