Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. Apple Watch vs. Garmin Forerunner 45 vs. Garmin Instinct

 
Flex 2
ZenWatch 3
Watch
Forerunner 45
Instinct
 FitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowAppleWatchRemove Buy NowGarminForerunner 45Remove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$100$229$349$199$300
Release20162017201520192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours18 hours7 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a400 x 400340 x 272 or 390 x 312208 x 208128 x 128
Sizen/a1.39 inches1.5 inches or 1.65 inches1.04 inches0.9 inches
Touchn/a
TypeLEDAMOLEDAMOLEDLCDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX75 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Watch OSBuilt-in
Apps
Music

All Wearables