Microsoft Band 2 vs. Amazfit Arc vs. Polar A370 vs. Apple Watch Series 4 vs. Fitbit Inspire HR

 
Band 2
Arc
A370
Watch Series 4
Inspire HR
 MicrosoftBand 2Remove Buy NowAmazfitArcRemove Buy NowPolarA370Remove Buy NowAppleWatch Series 4Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$250$69.99$179.95$329$99
Release20152016201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours (without GPS)20 daysUp to 3 daysNot Yet5 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 12872 x40160 x 80384 x 480139 x 60
Size1.36 inches0.42 inches1.18 inches1.78 inches1.4 inches
Touch
TypeCapacitative TFTOLEDTFT LCDMicroLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IP67WR30Not Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OS 5Fitbit OS
Apps
Music

All Wearables