Fitbit Surge vs. Garmin Vivoactive HR vs. Fitbit Ionic vs. Garmin 645 Music vs. Amazfit T-Rex

 
Surge
Vivoactive HR
Ionic
645 Music
T-Rex
 FitbitSurgeRemove Buy NowGarminVivoactive HRRemove Buy NowFitbitIonicRemove Buy NowGarmin645 MusicRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$250$299$450$140
Release20162016201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days13 hours to 8 days4+ days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a148 x 205348x250240 x 240360 x 360
Size1.26 inches1.38 inches1.421.2 inches1.3 inches
Touch
TypeMonochrome LCDn/aOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50m5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSBuild-in
Apps
Music

All Wearables