Apple Watch Series 3 vs. Garmin Forerunner 225 vs. Fitbit Zip vs. Apple Watch 7 vs. Apple Series 6

 
Watch Series 3
Forerunner 225
Zip
Watch 7
Series 6
 AppleWatch Series 3Remove Buy NowGarminForerunner 225Remove Buy NowFitbitZipRemove Buy NowAppleWatch 7Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$329$300$60$429$399
Release20172015201220212020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours10 hours to 4 weeks6 months18 HoursNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312180 x 180n/a396 x 484384 x 480
Size1.5 inches or 1.65 inches1 inchn/a1.9 inches40mm
Touch
TypeAMOLEDn/an/aMicroLEDMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM5 ATMSplash Resistantwater resistant but not waterproof

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemWatchOS 4n/an/aWatchOS 8WatchOS 5
Appsn/a
Musicn/a

All Wearables