Polar M400 vs. ASUS ZenWatch 3 vs. Garmin Forerunner 935 vs. Fitbit Flex vs. Jawbone UP2

 
M400
ZenWatch 3
Forerunner 935
Flex
UP2
 PolarM400Remove Buy NowASUSZenWatch 3Remove Buy NowGarminForerunner 935Remove Buy NowFitbitFlexRemove Buy NowJawboneUP2Remove Buy Now

Basic Info

Suggested Price$200$229$500$100$100
Release20142017201720132015

Activity & Fitness

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

Battery

Duration8 hours to 30 days48 hoursUp to 2 weeks5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400240 x 240NANA
Sizen/a1.39 inches1.2 inchesNANA
TouchNANA
Typen/aAMOLEDLCDLEDNA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM1 ATMSplash resistant

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NANA
Apps
Music

All Wearables