Pebble Time vs. Polar Loop 2 vs. Polar M430 vs. Amazfit Arc vs. Casio WSD-F20A

 
Time
Loop 2
M430
Arc
WSD-F20A
 PebbleTimeRemove Buy NowPolarLoop 2Remove Buy NowPolarM430Remove Buy NowAmazfitArcRemove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$150$120$255$69.99$399
Release20152015201720162018

Activity & Fitness

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

Battery

Duration7 days8 days (without notifications)30 hours20 days1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a128x12872 x40320 x 320
Size1.26 inchesn/a1.4 inch0.42 inches1.32 inches
Touch
Typee-paperLEDLCDOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATMWR30IP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aWear OS
Apps
Music

All Wearables