Pebble Time vs. Fitbit Alta vs. Withings Pulse Ox vs. Casio WSD-F20A vs. Garmin Forerunner 45

 
Time
Alta
Pulse Ox
WSD-F20A
Forerunner 45
 PebbleTimeRemove Buy NowFitbitAltaRemove Buy NowWithingsPulse OxRemove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$150$130$120$399$199
Release20152016201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days2 weeks1 day7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorblue
Resolution168 x 144n/a128 x 32320 x 320208 x 208
Size1.26 inchesn/an/a1.32 inches1.04 inches
Touchn/aSwipe
Typee-paperOLEDOLEDLCDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/an/aWear OSBuilt-in
Apps
Music

All Wearables