Garmin Forerunner 225 vs. Sony SmartBand 2 vs. Garmin 645 Music vs. Garmin Vivofit 4 vs. Apple SE

 
Forerunner 225
SmartBand 2
645 Music
Vivofit 4
SE
 GarminForerunner 225Remove Buy NowSonySmartBand 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivofit 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$300$130$450$79.95$279
Release20152015201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks2 days7 days1 year18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution180 x 180n/a240 x 24088 x 88384 x 480
Size1 inchn/a1.2 inchesNA40mm
Touchn/a
Typen/an/aMIPNAMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATMIP585 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aWatchOS 5
Appsn/a
Musicn/a

All Wearables