Garmin Forerunner 735XT vs. Fitbit Ionic vs. Fitbit Flex vs. Jaybird Reign vs. Garmin Vivosmart 4

 
Forerunner 735XT
Ionic
Flex
Reign
Vivosmart 4
 GarminForerunner 735XTRemove Buy NowFitbitIonicRemove Buy NowFitbitFlexRemove Buy NowJaybirdReignRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$450$299$100$150$130
Release20162017201320152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days4+ days5 days5 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180348x250NANA48 x 128
Size1.23 inches1.42NANA0.74 inches
Touchn/aNANA
Typen/aOLEDLEDLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m1 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSNANA
Apps
Music

All Wearables