Pebble Time vs. Fitbit Flex 2 vs. Amazfit Bip vs. Casio WSD-F20A vs. Amazfit GTR

 
Time
Flex 2
Bip
WSD-F20A
GTR
 PebbleTimeRemove Buy NowFitbitFlex 2Remove Buy NowAmazfitBipRemove Buy NowCasioWSD-F20ARemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$100$99.99$399$199
Release20152016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days30 days1 day24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/a176 x 176320 x 320454 x 454
Size1.26 inchesn/a1.28 inches1.32 inches1.39 inches
Touchn/a
Typee-paperLEDNALCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP685 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aWear OSBuild-in
Apps
Music

All Wearables