Polar M400 vs. Casio G-Shock GBA800 vs. Garmin Forerunner 45 vs. Garmin Instinct vs. Mobvoi TicWatch e2

 
M400
G-Shock GBA800
Forerunner 45
Instinct
TicWatch e2
 PolarM400Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarminForerunner 45Remove Buy NowGarminInstinctRemove Buy NowMobvoiTicWatch e2Remove Buy Now

Basic Info

Suggested Price$200$120$199$300$200
Release20142018201920182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 years7 days14 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a208 x 208128 x 128360 x 360
Sizen/a1.04 inches0.9 inches1.2 inches
Touch
Typen/aLCDOMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM20 ATM5 ATM10 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aBuilt-inWear OS
Apps
Music

All Wearables