Pebble Classic vs. Polar M600 vs. Fitbit Alta vs. Amazfit T-Rex

 
Classic
M600
Alta
T-Rex
 PebbleClassicRemove Buy NowPolarM600Remove Buy NowFitbitAltaRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$99$330$130$140
Release2013201620162019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days2 days5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144240 x 240n/a360 x 360
Size1.26 inches1.3 inchesn/a1.3 inches
Touchn/an/a
Typee-paperTFTOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX8n/a5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSAndroid Wearn/aBuild-in
Apps
Music

All Wearables