Fitbit Surge vs. Motorola Moto 360 (2nd Gen) vs. Fitbit Alta HR vs. Polar A370 vs. Apple Watch Series 4

 
Surge
Moto 360 (2nd Gen)
Alta HR
A370
Watch Series 4
 FitbitSurgeRemove Buy NowMotorolaMoto 360 (2nd Gen)Remove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$250$300$150$179.95$329
Release20162015201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days1.5 days7 daysUp to 3 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a360 x 325 or 360 x 330128 x 36160 x 80384 x 480
Size1.26 inches1.37 inches or 1.56 inches1.4 inches1.18 inches1.78 inches
Touch
TypeMonochrome LCDLCDOLEDTFT LCDMicroLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP67WR30Not Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearWatch OS 5
Apps
Musicn/a

All Wearables