Amazfit Stratos vs. Garmin Fenix 5x Plus vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Garmin Vivosmart 4

 
Stratos
Fenix 5x Plus
Forerunner 235
Flex
Vivosmart 4
 AmazfitStratosRemove Buy NowGarminFenix 5x PlusRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$199$850$299.99$100$130
Release20182018201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days20 days9 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 300240 x 240215 x 180NA48 x 128
Size1.34 inches1.2 inches1.23 inchesNA0.74 inches
TouchNA
TypeOLEDMIPMIPLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemProprietaryWear OSNA
Apps
Music

All Wearables