Garmin Fenix 3 vs. Garmin Vivoactive HR vs. Sony SmartBand 2 vs. Garmin Instinct vs. Amazfit T-Rex

 
Fenix 3
Vivoactive HR
SmartBand 2
Instinct
T-Rex
 GarminFenix 3Remove Buy NowGarminVivoactive HRRemove Buy NowSonySmartBand 2Remove Buy NowGarminInstinctRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$250$130$300$140
Release20152016201520182019

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks13 hours to 8 days2 days14 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution218 x 218148 x 205n/a128 x 128360 x 360
Size1.2 inches1.38 inchesn/a0.9 inches1.3 inches
Touchn/a
TypeChroma LEDn/an/aOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM5 ATMIP5810 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

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

All Wearables