Fitbit Flex 2 vs. Fitbit Ionic vs. Garmin Fenix 5X vs. Samsung Gear Sport vs. Garmin Forerunner 45

 
Flex 2
Ionic
Fenix 5X
Gear Sport
Forerunner 45
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowGarminFenix 5XRemove Buy NowSamsungGear SportRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$100$299$699$299.99$199
Release20162017201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ daysUp to 12 days2 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250240 x240360 x 360208 x 208
Sizen/a1.421.2 inches1.2 inches1.04 inches
Touchn/a
TypeLEDOLEDNASuper AMOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m10 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSTizen OSBuilt-in
Apps
Music

All Wearables