Fitbit Alta vs. Apple Watch Series 2 vs. Polar M430 vs. Amazfit Arc vs. Michael Kors Access Sofie HR

 
Alta
Watch Series 2
M430
Arc
Access Sofie HR
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowPolarM430Remove Buy NowAmazfitArcRemove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$130$269$255$69.99$395
Release20162016201720162019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours30 hours20 days2 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312128x12872 x40390 x 390
Sizen/a1.5 inches or 1.65 inches1.4 inch0.42 inches1.19 inches
Touchn/a
TypeOLEDAMOLEDLCDOLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATMWR30IP670.3 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSWear OS
Apps
Music

All Wearables