Apple Watch Series 3 vs. Polar V800 vs. Fitbit Alta vs. Apple Watch Series 5 vs. Apple Watch 7

 
Watch Series 3
V800
Alta
Watch Series 5
Watch 7
 AppleWatch Series 3Remove Buy NowPolarV800Remove Buy NowFitbitAltaRemove Buy NowAppleWatch Series 5Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$329$470$130$329$429
Release20172014201620192021

Activity & Fitness

Calories
Cycling (Bicycling)n/a
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours13 hours to 30 days5 daysNot Yet18 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/an/a384 x 480396 x 484
Size1.5 inches or 1.65 inchesn/an/a1.78 Inches1.9 inches
Touchn/a
TypeAMOLEDn/aOLEDMicroLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMn/aNot Yetwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemWatchOS 4n/an/aWatchOS 5WatchOS 8
Apps
Music

All Wearables