Pebble Time 2 vs. Fitbit Alta HR vs. Pebble Core vs. Diesel On Full Guard 2.5 vs. Amazfit T-Rex

 
Time 2
Alta HR
Core
On Full Guard 2.5
T-Rex
 PebbleTime 2Remove Buy NowFitbitAlta HRRemove Buy NowPebbleCoreRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$199$150$99$325$140
Release20162017201620182019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration10 days7 daysNA4 days20 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNA128 x 36NA454x454360 x 360
SizeNA1.4 inchesNA1.39 inches1.3 inches
TouchNA
Typee-paperOLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMNA3 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemPebble OSNAWear OSBuild-in
Apps
Music

All Wearables