Pebble Classic vs. Casio WSD-F20A vs. Diesel On Full Guard vs. Garmin Forerunner 45 vs. Amazfit T-Rex

 
Classic
WSD-F20A
On Full Guard
Forerunner 45
T-Rex
 PebbleClassicRemove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full GuardRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$99$399$325$199$140
Release20132018201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days1 day1 day7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144320 x 320454 x 454208 x 208360 x 360
Size1.26 inches1.32 inches1.4 inches1.04 inches1.3 inches
Touch
Typee-paperLCDOMOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSWear OSAndroid Wear 2.0Built-inBuild-in
Apps
Music

All Wearables