Pebble Time Steel vs. Polar Loop 2 vs. Amazfit T-Rex vs. Apple Watch 8

 
Time Steel
Loop 2
T-Rex
Watch 8
 PebbleTime SteelRemove Buy NowPolarLoop 2Remove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$250$120$140$499
Release2015201520192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration10 days8 days (without notifications)20 days18 hrs
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/a360 x 360340 x 272 or 390 x 312
Size1.26 inchesn/a1.3 inches1.5 inches or 1.65 inches
Touch
Typee-paperLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aBuild-inWatchOS 9
Apps
Music

All Wearables