Motorola Moto 360 (2nd Gen) vs. Amazfit Arc vs. Fitbit Charge HR vs. Polar A370

 
Moto 360 (2nd Gen)
Arc
Charge HR
A370
 MotorolaMoto 360 (2nd Gen)Remove Buy NowAmazfitArcRemove Buy NowFitbitCharge HRRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$300$69.99$150$179.95
Release2015201620152017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1.5 days20 days5 daysUp to 3 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 33072 x40NA160 x 80
Size1.37 inches or 1.56 inches0.42 inchesNA1.18 inches
TouchNA
TypeLCDOLEDOLEDTFT LCD

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP671 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNA
Apps
Musicn/a

All Wearables