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

 
Time Round
One
Loop 2
WSD-F20A
 PebbleTime RoundRemove Buy NowFitbitOneRemove Buy NowPolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$200$100$120$399
Release2015201220152018

Activity & Fitness

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

Battery

Duration2 days10-14 days8 days (without notifications)1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a320 x 320
Sizeroundn/an/a1.32 inches
Touch
Typee-paperOLEDLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7Splast Resistant2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aWear OS
Apps
Music

All Wearables