Garmin Forerunner 225 vs. Garmin 645 Music vs. Microsoft Band vs. Garmin Instinct vs. Amazfit T-Rex

 
Forerunner 225
645 Music
Band
Instinct
T-Rex
 GarminForerunner 225Remove Buy NowGarmin645 MusicRemove Buy NowMicrosoftBandRemove Buy NowGarminInstinctRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$450$200$300$140
Release20152018201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks7 days2 days14 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180240 x 240320 x 106128 x 128360 x 360
Size1 inch1.2 inches1.37 inches0.9 inches1.3 inches
Touch
Typen/aMIPCapacitative TFTOMOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP6710 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aNABuild-in
Appsn/a
Musicn/a

All Wearables