Amazfit Stratos vs. Polar A370 vs. Garmin VivoActive 4 vs. Apple SE

 
Stratos
A370
VivoActive 4
SE
 AmazfitStratosRemove Buy NowPolarA370Remove Buy NowGarminVivoActive 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$199$179.95$349$279
Release2018201720192020

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
Resolution320 x 300160 x 80260 x 260384 x 480
Size1.34 inches1.18 inches1.3ionches40mm
Touch
TypeOLEDTFT LCDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemProprietaryWear OSWatchOS 5
Apps
Music

All Wearables