Fitbit Alta vs. Apple Watch Series 2 vs. Casio WSD-F20A vs. Fossil Explorist vs. Garmin Vivosmart 4

 
Alta
Watch Series 2
WSD-F20A
Explorist
Vivosmart 4
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowCasioWSD-F20ARemove Buy NowFossilExploristRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$130$269$399$255$130
Release20162016201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours1 day24 hours7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 320454 x45448 x 128
Sizen/a1.5 inches or 1.65 inches1.32 inches1.4 inches0.74 inches
Touchn/a
TypeOLEDAMOLEDLCDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM5 ATMIP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSWear OSWear OS
Apps
Music

All Wearables