Polar M400 vs. Fitbit Zip vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Motorola Moto 360 (1st Gen)

 
M400
Zip
Stratos
G-Shock GBA800
Moto 360 (1st Gen)
 PolarM400Remove Buy NowFitbitZipRemove Buy NowAmazfitStratosRemove Buy NowCasioG-Shock GBA800Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy Now

Basic Info

Suggested Price$200$60$199$120$150
Release20142012201820182014

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 months5 days2 years1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 300320 x 260
Sizen/an/a1.34 inches1.56 inches
Touch
Typen/an/aOLEDLCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplash Resistant5 ATM20 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryAndroid Wear
Apps
MusicNA

All Wearables