Garmin Forerunner 225 vs. Garmin 645 Music vs. Garmin Forerunner 45 vs. LG G Watch R vs. Apple Watch 7

 
Forerunner 225
645 Music
Forerunner 45
G Watch R
Watch 7
 GarminForerunner 225Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 45Remove Buy NowLGG Watch RRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$300$450$199$300$429
Release20152018201920142021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks7 days7 days2 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180240 x 240208 x 208320 x 320396 x 484
Size1 inch1.2 inches1.04 inches1.3 inches1.9 inches
Touch
Typen/aMIPLCDP-OLEDMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMIP67water resistant but not waterproof

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aBuilt-inAndroid WearWatchOS 8
Appsn/a
Musicn/a

All Wearables