Fitbit Alta vs. Polar A360 vs. Michael Kors Access Sofie vs. Fitbit Flex vs. Apple Watch 7

 
Alta
A360
Access Sofie
Flex
Watch 7
 FitbitAltaRemove Buy NowPolarA360Remove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitFlexRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$130$200$395$100$429
Release20162015201720132021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days1 day5 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 80390 x 390 1.19 inchesNA396 x 484
Sizen/a1.18 inchesNA1.9 inches
Touchn/aAMOLDEDNA
TypeOLEDn/aLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aWR301 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

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

All Wearables