Fitbit Alta vs. Fitbit Flex 2 vs. Michael Kors Access Sofie vs. Garmin Vivosmart 3 vs. Apple Watch 7

 
Alta
Flex 2
Access Sofie
Vivosmart 3
Watch 7
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowGarminVivosmart 3Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$130$100$395$139.99$429
Release20162016201720172021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days1 day5 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a390 x 390 1.19 inches64 x 128396 x 484
Sizen/an/aNA1.9 inches
Touchn/an/aAMOLDED
TypeOLEDLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0WatchOS 8
Apps
Music

All Wearables