Garmin Forerunner 735XT vs. Garmin 645 Music vs. Apple Watch 7 vs. Apple Series 6 vs. Fitbit Inspire 3

 
Forerunner 735XT
645 Music
Watch 7
Series 6
Inspire 3
 GarminForerunner 735XTRemove Buy NowGarmin645 MusicRemove Buy NowAppleWatch 7Remove Buy NowAppleSeries 6Remove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$450$450$429$399$100
Release20162018202120202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days7 days18 HoursNot yet10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180240 x 240396 x 484384 x 48032x18
Size1.23 inches1.2 inches1.9 inches40mm46 inches
Touchn/a
Typen/aMIPMicroLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM5 ATMwater resistant but not waterproof5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatchOS 8WatchOS 5
Apps
Music

All Wearables