Apple Watch Series 3 vs. Fitbit Alta vs. Polar A360 vs. Polar M430 vs. Apple Watch 7

 
Watch Series 3
Alta
A360
M430
Watch 7
 AppleWatch Series 3Remove Buy NowFitbitAltaRemove Buy NowPolarA360Remove Buy NowPolarM430Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$329$130$200$255$429
Release20172016201520172021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days12 days30 hours18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a160 x 80128x128396 x 484
Size1.5 inches or 1.65 inchesn/a1.18 inches1.4 inch1.9 inches
Touchn/a
TypeAMOLEDOLEDn/aLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/aWR30WR30water resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemWatchOS 4n/an/aWatchOS 8
Apps
Music

All Wearables