Pebble Steel vs. Pebble Time Round vs. Amazfit Pace vs. Apple Watch Series 4 vs. Amazfit T-Rex

 
Steel
Time Round
Pace
Watch Series 4
T-Rex
 PebbleSteelRemove Buy NowPebbleTime RoundRemove Buy NowAmazfitPaceRemove Buy NowAppleWatch Series 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$200$130$329$140
Release20142015201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days2 days5 daysNot Yet20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a320 x 300384 x 480360 x 360
Size1.26 inchesround1.34 inches1.78 inches1.3 inches
Touch
Typee-papere-paperTFT LCDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX7IP67Not Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSProprietaryWatch OS 5Build-in
Apps
Music

All Wearables