Pebble Classic vs. Fitbit Alta HR vs. Amazfit T-Rex vs. Garmin VivoActive 4 vs. Fitbit Sense 2

 
Classic
Alta HR
T-Rex
VivoActive 4
Sense 2
 PebbleClassicRemove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy NowGarminVivoActive 4Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$99$150$140$349$300
Release20132017201920192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days7 days20 days8 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144128 x 36360 x 360260 x 260336x336
Size1.26 inches1.4 inches1.3 inches1.3ionches1.59 inches
Touch
Typee-paperOLEDAMOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSBuild-inWear OS
Apps
Music

All Wearables