Garmin Forerunner 225 vs. Samsung Gear S2 vs. Amazfit Bip vs. Garmin 645 Music vs. Apple Watch 7

 
Forerunner 225
Gear S2
Bip
645 Music
Watch 7
 GarminForerunner 225Remove Buy NowSamsungGear S2Remove Buy NowAmazfitBipRemove Buy NowGarmin645 MusicRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$300$300$99.99$450$429
Release20152015201820182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks2-3 days30 days7 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution180 x 180360 x 360176 x 176240 x 240396 x 484
Size1 inch1.2 inches1.28 inches1.2 inches1.9 inches
Touch
Typen/aSuper AMOLEDNAMIPMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP68IP685 ATMwater resistant but not waterproof

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aTizenWatchOS 8
Appsn/a
Musicn/a

All Wearables