Fitbit Alta vs. Apple Watch Series 2 vs. Garmin Vivoactive 3 vs. Garmin Forerunner 45 vs. Apple Watch 7

 
Alta
Watch Series 2
Vivoactive 3
Forerunner 45
Watch 7
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowGarminVivoactive 3Remove Buy NowGarminForerunner 45Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$130$269$299$199$429
Release20162016201720192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours7 days7 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312240 x 240208 x 208396 x 484
Sizen/a1.5 inches or 1.65 inches1.2 inches1.04 inches1.9 inches
Touchn/a
TypeOLEDAMOLEDMIPLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM5 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSBuilt-inWatchOS 8
Apps
Music

All Wearables