Polar M600 vs. Fitbit Flex 2 vs. Polar A370 vs. Garmin Instinct

 
M600
Flex 2
A370
Instinct
 PolarM600Remove Buy NowFitbitFlex 2Remove Buy NowPolarA370Remove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$330$100$179.95$300
Release2016201620172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 daysUp to 3 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a160 x 80128 x 128
Size1.3 inchesn/a1.18 inches0.9 inches
Touchn/an/a
TypeTFTLEDTFT LCDOMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATMWR3010 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/a
Apps
Music

All Wearables