Fitbit Flex 2 vs. Fitbit One vs. Fitbit Ionic vs. Polar A370 vs. Garmin Instinct

 
Flex 2
One
Ionic
A370
Instinct
 FitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowFitbitIonicRemove Buy NowPolarA370Remove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$100$100$299$179.95$300
Release20162012201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days4+ 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
Resolutionn/an/a348x250160 x 80128 x 128
Sizen/an/a1.421.18 inches0.9 inches
Touchn/a
TypeLEDOLEDOLEDTFT LCDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast Resistant50mWR3010 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OS
Apps
Music

All Wearables