Fitbit Alta vs. Casio WSD-F20A vs. Fossil Explorist vs. Amazfit T-Rex vs. Apple Watch 7

 
Alta
WSD-F20A
Explorist
T-Rex
Watch 7
 FitbitAltaRemove Buy NowCasioWSD-F20ARemove Buy NowFossilExploristRemove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$130$399$255$140$429
Release20162018201820192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day24 hours20 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320454 x454360 x 360396 x 484
Sizen/a1.32 inches1.4 inches1.3 inches1.9 inches
Touchn/a
TypeOLEDLCDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP675 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWear OSWear OSBuild-inWatchOS 8
Apps
Music

All Wearables