Pebble Steel vs. Polar M430 vs. Amazfit Bip vs. Amazfit T-Rex

 
Steel
M430
Bip
T-Rex
 PebbleSteelRemove Buy NowPolarM430Remove Buy NowAmazfitBipRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$255$99.99$140
Release2014201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days30 hours30 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144128x128176 x 176360 x 360
Size1.26 inches1.4 inch1.28 inches1.3 inches
Touch
Typee-paperLCDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR30IP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSBuild-in
Apps
Music

All Wearables