Pebble Time Round vs. Apple Watch vs. Fitbit Charge vs. Pebble Core vs. Amazfit T-Rex

 
Time Round
Watch
Charge
Core
T-Rex
 PebbleTime RoundRemove Buy NowAppleWatchRemove Buy NowFitbitChargeRemove Buy NowPebbleCoreRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$349$130$99$140
Release20152015201420162019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration2 days18 hours7-10 daysNA20 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312NANA360 x 360
Sizeround1.5 inches or 1.65 inchesNANA1.3 inches
TouchNANA
Typee-paperAMOLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IPX71 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemPebble OSWatch OSNANABuild-in
Apps
Music

All Wearables