Polar M400 vs. Casio G-Shock GBA800 vs. Mobvoi TicWatch S vs. Fitbit Inspire HR vs. Apple Series 6

 
M400
G-Shock GBA800
TicWatch S
Inspire HR
Series 6
 PolarM400Remove Buy NowCasioG-Shock GBA800Remove Buy NowMobvoiTicWatch SRemove Buy NowFitbitInspire HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$200$120$199$99$399
Release20142018201720192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 hours to 30 days2 years1.5-2 days5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400139 x 60384 x 480
Sizen/a1.4 inches1.4 inches40mm
Touch
Typen/aOLEDOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance3 ATM20 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0Fitbit OSWatchOS 5
Apps
Music

All Wearables