Garmin Fenix 3 vs. Fitbit Alta vs. Fitbit One vs. Garmin Instinct vs. Amazfit T-Rex

 
Fenix 3
Alta
One
Instinct
T-Rex
 GarminFenix 3Remove Buy NowFitbitAltaRemove Buy NowFitbitOneRemove Buy NowGarminInstinctRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$130$100$300$140
Release20152016201220182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration50 hours to 6 weeks5 days10-14 days14 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218n/an/a128 x 128360 x 360
Size1.2 inchesn/an/a0.9 inches1.3 inches
Touchn/a
TypeChroma LEDOLEDOLEDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATMn/aSplast Resistant10 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aBuild-in
Apps
Music

All Wearables