Polar M400 vs. Polar M600 vs. Casio G-Shock GBA800 vs. Pebble Time 2 vs. Garmin Instinct

 
M400
M600
G-Shock GBA800
Time 2
Instinct
 PolarM400Remove Buy NowPolarM600Remove Buy NowCasioG-Shock GBA800Remove Buy NowPebbleTime 2Remove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$200$330$120$199$300
Release20142016201820162018

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days2 years10 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240NA128 x 128
Sizen/a1.3 inchesNA0.9 inches
Touchn/a
Typen/aTFTe-paperOMOLED

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX820 ATM3 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearPebble OS
Apps
Music

All Wearables