Sony SmartBand 2 vs. Amazfit Arc vs. Casio WSD-F20A vs. Garmin Forerunner 45

 
SmartBand 2
Arc
WSD-F20A
Forerunner 45
 SonySmartBand 2Remove Buy NowAmazfitArcRemove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$130$69.99$399$199
Release2015201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days20 days1 day7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a72 x40320 x 320208 x 208
Sizen/a0.42 inches1.32 inches1.04 inches
Touchn/a
Typen/aOLEDLCDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP58IP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSBuilt-in
Apps
Music

All Wearables