Garmin HRM-Tri vs Under Armour Armour39

Garmin HRM-Tri Under Armour Armour39

Basic Info

Wear TypeChest StrapChest Strap
Price$9886$9999Both have the same price

Activity & Fitness

Activity Yes YesBoth track daily activity
Calories No YesUnder Armour Armour39 tracks your calories burned
Sleep No NoBoth don't monitor sleep pattern
Heart Rate / Pulse Yes YesBoth have heart rate tracking
Distance No NoBoth don't have stride length tracking
Steps No NoBoth don't have steps counting feature
Stairs / Floors No NoBoth don't have elevation feature
Exercise Tagging No NoBoth don't have exercise tagging
Smart Coach No NoBoth don't have coaching feature
Goal Setting No NoBoth don't have goal setting
Inactivity Alert Non/aBoth don't have inactivity alerts

Additional Features

GPS No NoBoth don't have built-in GPS support
Compass Non/aBoth don't have a compass
Watch / Clock No NoBoth don't have watch
Alarm Clock No NoBoth don't have alarm clock
Reminders No NoBoth don't have reminder
Stopwatch No NoBoth don't have stopwatch
Music Playbackn/an/aBoth don't have music playback

Smartphone Remote Features

Notifications No NoBoth don't have phone notifications
Caller ID No NoBoth don't show caller ID notification
Music Control No NoBoth don't have phone music control
Call Control Non/aBoth don't have call control
Camera Control Non/aBoth don't have camera control
Find Phone Non/aBoth don't have a find phone feature


Duration300 days1 daysGarmin HRM-Tri battery life is about 300.0 times longer
Battery TypeReplaceable Cell BatteryRechargeable Battery

Physical Specs

Weather Resistance Yes Yes
Waterproof Yes No
IP Rating5 ATMn/a
Weight59 grams64 gramsGarmin HRM-Tri is 5.0 g lighter

User Interface

Display No No


Android No NoBoth don't compatible with Android devices
iOS No YesUnder Armour Armour39 can connect with iPhones or iPads
OS X/Mac No NoBoth don't compatible MAC OS X devices
Windows Phone No NoBoth don't compatible with Windows Phone devices
Windows No NoBoth don't have a find phone feature
Web Portal No NoBoth don't have online web portal option
Social Features Non/aBoth don't have social features


Bluetooth No YesOnly Under Armour Armour39 has a built-in Bluetooth connection option
Wi-Fi No NoBoth don't have Wi-Fi connection
NFC No NoBoth don't have NFC connectivity
ANT+ Yes NoOnly Garmin HRM-Tri has ANT+ wireless technology
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Garmin HRM-Tri

Under Armour Armour39