Pebble Time vs. Polar Loop 2 vs. Amazfit Bip vs. Amazfit T-Rex

 
Time
Loop 2
Bip
T-Rex
 PebbleTimeRemove Buy NowPolarLoop 2Remove Buy NowAmazfitBipRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$120$99.99$140
Release2015201520182019

Activity & Fitness

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

Battery

Duration7 days8 days (without notifications)30 days20 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/a176 x 176360 x 360
Size1.26 inchesn/a1.28 inches1.3 inches
Touch
Typee-paperLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aBuild-in
Apps
Music

All Wearables