Fitbit Ionic vs. Amazfit Bip vs. Garmin Vivosmart HR Plus vs. Amazfit T-Rex vs. Garmin VivoActive 4

 
Ionic
Bip
Vivosmart HR Plus
T-Rex
VivoActive 4
 FitbitIonicRemove Buy NowAmazfitBipRemove Buy NowGarminVivosmart HR PlusRemove Buy NowAmazfitT-RexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$299$99.99$179$140$349
Release20172018201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days30 days5 days20 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250176 x 176160 x 68360 x 360260 x 260
Size1.421.28 inches0.5 inches x 0.8 inches1.3 inches1.3ionches
Touch
TypeOLEDNALCDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mIP685 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSNABuild-inWear OS
Apps
Music

All Wearables