Fitbit Charge 2 vs. Polar A360 vs. Garmin 645 Music vs. Garmin Instinct

 
Charge 2
A360
645 Music
Instinct
 FitbitCharge 2Remove Buy NowPolarA360Remove Buy NowGarmin645 MusicRemove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$150$200$450$300
Release2016201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days7 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 80240 x 240128 x 128
Sizen/a1.18 inches1.2 inches0.9 inches
Touchn/a
TypeOLEDn/aMIPOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aWR305 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/a
Apps
Music

All Wearables