Apple Watch Series 2 vs. Fitbit Alta HR vs. Apple Watch 7 vs. Apple Series 6 vs. Fitbit Sense 2

 
Watch Series 2
Alta HR
Watch 7
Series 6
Sense 2
 AppleWatch Series 2Remove Buy NowFitbitAlta HRRemove Buy NowAppleWatch 7Remove Buy NowAppleSeries 6Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$269$150$429$399$300
Release20162017202120202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours7 days18 HoursNot yet6 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 36396 x 484384 x 480336x336
Size1.5 inches or 1.65 inches1.4 inches1.9 inches40mm1.59 inches
Touch
TypeAMOLEDOLEDMicroLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5ATMwater resistant but not waterproof5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSWatchOS 8WatchOS 5
Apps
Music

All Wearables