Apple Watch Series 3 vs. Fitbit Alta vs. Garmin Forerunner 935 vs. Apple Watch Series 4 vs. Apple Watch 7

 
Watch Series 3
Alta
Forerunner 935
Watch Series 4
Watch 7
 AppleWatch Series 3Remove Buy NowFitbitAltaRemove Buy NowGarminForerunner 935Remove Buy NowAppleWatch Series 4Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$329$130$500$329$429
Release20172016201720182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 daysUp to 2 weeksNot Yet18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a240 x 240384 x 480396 x 484
Size1.5 inches or 1.65 inchesn/a1.2 inches1.78 inches1.9 inches
Touchn/a
TypeAMOLEDOLEDLCDMicroLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATMNot Yetwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemWatchOS 4n/aWatch OS 5WatchOS 8
Apps
Music

All Wearables