Garmin Fenix 3 vs. Garmin Vivoactive HR vs. Sony SmartBand 2 vs. Withings Pulse Ox vs. Amazfit T-Rex

 
Fenix 3
Vivoactive HR
SmartBand 2
Pulse Ox
T-Rex
 GarminFenix 3Remove Buy NowGarminVivoactive HRRemove Buy NowSonySmartBand 2Remove Buy NowWithingsPulse OxRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$250$130$120$140
Release20152016201520142019

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks13 hours to 8 days2 days2 weeks20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/ablue
Resolution218 x 218148 x 205n/a128 x 32360 x 360
Size1.2 inches1.38 inchesn/an/a1.3 inches
Touchn/aSwipe
TypeChroma LEDn/an/aOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM5 ATMIP585 ATM

Notifications

Phone
Emails
Texts

Software

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

All Wearables