Polar M400 vs. Amazfit Bip vs. Garmin Forerunner 235 vs. Garmin Instinct vs. Apple Series 6

 
M400
Bip
Forerunner 235
Instinct
Series 6
 PolarM400Remove Buy NowAmazfitBipRemove Buy NowGarminForerunner 235Remove Buy NowGarminInstinctRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$200$99.99$299.99$300$399
Release20142018201720182020

Activity & Fitness

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

Battery

Duration8 hours to 30 days30 days9 days14 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a176 x 176215 x 180128 x 128384 x 480
Sizen/a1.28 inches1.23 inches0.9 inches40mm
Touch
Typen/aNAMIPOMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance3 ATMIP685 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatchOS 5
Apps
Music

All Wearables