Fitbit Alta vs. Apple Watch vs. Fossil Explorist vs. Diesel On Full Guard 2.5 vs. Apple Watch Ultra

 
Alta
Watch
Explorist
On Full Guard 2.5
Watch Ultra
 FitbitAltaRemove Buy NowAppleWatchRemove Buy NowFossilExploristRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$130$349$255$325$799
Release20162015201820182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours24 hours4 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312454 x454454x454502x410 pixels
Sizen/a1.5 inches or 1.65 inches1.4 inches1.39 inches1.92 inches
Touchn/a
TypeOLEDAMOLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX7IP673 ATM10 ATM (100 Meters)

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSWear OSWear OSWatchOS 9
Apps
Music

All Wearables