Garmin Forerunner 225 vs. Garmin Vivosmart HR vs. Sony SmartBand 2 vs. Amazfit Arc vs. Garmin 645 Music

 
Forerunner 225
Vivosmart HR
SmartBand 2
Arc
645 Music
 GarminForerunner 225Remove Buy NowGarminVivosmart HRRemove Buy NowSonySmartBand 2Remove Buy NowAmazfitArcRemove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$300$170$130$69.99$450
Release20152015201520162018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days2 days20 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution180 x 180160 x 68n/a72 x40240 x 240
Size1 inch1.08 inchesn/a0.42 inches1.2 inches
Touchn/a
Typen/an/an/aOLEDMIP

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP58IP675 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/a
Appsn/a
Musicn/a

All Wearables