Fitbit Surge vs. Garmin Forerunner 935 vs. Amazfit Stratos vs. Casio WSD-F20A vs. Garmin VivoActive 4

 
Surge
Forerunner 935
Stratos
WSD-F20A
VivoActive 4
 FitbitSurgeRemove Buy NowGarminForerunner 935Remove Buy NowAmazfitStratosRemove Buy NowCasioWSD-F20ARemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$250$500$199$399$349
Release20162017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 daysUp to 2 weeks5 days1 day8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240320 x 300320 x 320260 x 260
Size1.26 inches1.2 inches1.34 inches1.32 inches1.3ionches
Touch
TypeMonochrome LCDLCDOLEDLCDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryWear OSWear OS
Apps
Music

All Wearables