Pebble Time Round vs. Fossil Q Dreamer vs. Casio WSD-F20A vs. Garmin Forerunner 45 vs. Amazfit T-Rex

 
Time Round
Q Dreamer
WSD-F20A
Forerunner 45
T-Rex
 PebbleTime RoundRemove Buy NowFossilQ DreamerRemove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 45Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$125$399$199$140
Release20152015201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days7 days1 day7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 320208 x 208360 x 360
Sizeroundn/a1.32 inches1.04 inches1.3 inches
Touchn/a
Typee-papern/aLCDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IP675 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

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

All Wearables