Fitbit Charge 2 vs. Garmin Forerunner 935 vs. Casio WSD-F20A vs. Polar A370 vs. Garmin Forerunner 45

 
Charge 2
Forerunner 935
WSD-F20A
A370
Forerunner 45
 FitbitCharge 2Remove Buy NowGarminForerunner 935Remove Buy NowCasioWSD-F20ARemove Buy NowPolarA370Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$150$500$399$179.95$199
Release20162017201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 2 weeks1 dayUp to 3 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240320 x 320160 x 80208 x 208
Sizen/a1.2 inches1.32 inches1.18 inches1.04 inches
Touchn/a
TypeOLEDLCDLCDTFT LCDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSBuilt-in
Apps
Music

All Wearables