Fitbit Alta vs. Casio G-Shock GBA800 vs. Jawbone UP4 vs. Polar A370 vs. Michael Kors Access Sofie HR

 
Alta
G-Shock GBA800
UP4
A370
Access Sofie HR
 FitbitAltaRemove Buy NowCasioG-Shock GBA800Remove Buy NowJawboneUP4Remove Buy NowPolarA370Remove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$130$120$200$179.95$395
Release20162018201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 yearsNAUp to 3 days2 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA160 x 80390 x 390
Sizen/aNA1.18 inches1.19 inches
Touchn/aNA
TypeOLEDNATFT LCDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a20 ATMNAWR300.3 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aNAWear OS
Apps
MusicNA

All Wearables