Apple Watch Series 2 vs. Fitbit Alta HR vs. Apple Watch 8 vs. Apple Watch Ultra vs. Fitbit Sense 2

 
Watch Series 2
Alta HR
Watch 8
Watch Ultra
Sense 2
 AppleWatch Series 2Remove Buy NowFitbitAlta HRRemove Buy NowAppleWatch 8Remove Buy NowAppleWatch UltraRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$269$150$499$799$300
Release20162017202220222022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours7 days18 hrs36 hrs6 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312128 x 36340 x 272 or 390 x 312502x410 pixels336x336
Size1.5 inches or 1.65 inches1.4 inches1.5 inches or 1.65 inches1.92 inches1.59 inches
Touch
TypeAMOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATM5 ATM10 ATM (100 Meters)5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSWatchOS 9WatchOS 9
Apps
Music

All Wearables