Fitbit Alta vs. Pebble Core vs. Fitbit Inspire HR vs. Amazfit T-Rex vs. Apple Watch Ultra

 
Alta
Core
Inspire HR
T-Rex
Watch Ultra
 FitbitAltaRemove Buy NowPebbleCoreRemove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$130$99$99$140$799
Release20162016201920192022

Activity & Fitness

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

Battery

Duration5 daysNA5 days20 days36 hrs
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA139 x 60360 x 360502x410 pixels
Sizen/aNA1.4 inches1.3 inches1.92 inches
Touchn/aNA
TypeOLEDNAOLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aNA5 ATM5 ATM10 ATM (100 Meters)

Notifications

PhoneNA
Emailsn/aNA
TextsNA

Software

Operating Systemn/aNAFitbit OSBuild-inWatchOS 9
Apps
Music

All Wearables