Fitbit Charge 2 vs. Polar A370 vs. Garmin VivoActive 4 vs. Apple SE

 
Charge 2
A370
VivoActive 4
SE
 FitbitCharge 2Remove Buy NowPolarA370Remove Buy NowGarminVivoActive 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$150$179.95$349$279
Release2016201720192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 3 days8 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 80260 x 260384 x 480
Sizen/a1.18 inches1.3ionches40mm
Touchn/a
TypeOLEDTFT LCDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistancen/aWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWatchOS 5
Apps
Music

All Wearables