Pebble Time vs. Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. Jawbone UP4 vs. Amazfit T-Rex

 
Time
Flex 2
ZenWatch 3
UP4
T-Rex
 PebbleTimeRemove Buy NowFitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowJawboneUP4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$100$229$200$140
Release20152016201720152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days48 hoursNA20 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/a400 x 400NA360 x 360
Size1.26 inchesn/a1.39 inchesNA1.3 inches
Touchn/aNA
Typee-paperLEDAMOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid Wear 2NABuild-in
Apps
MusicNA

All Wearables