Fitbit Surge vs. Polar M400 vs. ASUS ZenWatch 3 vs. Garmin Fenix 5X vs. Fitbit Flex

 
Surge
M400
ZenWatch 3
Fenix 5X
Flex
 FitbitSurgeRemove Buy NowPolarM400Remove Buy NowASUSZenWatch 3Remove Buy NowGarminFenix 5XRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$250$200$229$699$100
Release20162014201720172013

Activity & Fitness

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

Battery

Duration7 days8 hours to 30 days48 hoursUp to 12 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a400 x 400240 x240NA
Size1.26 inchesn/a1.39 inches1.2 inchesNA
TouchNA
TypeMonochrome LCDn/aAMOLEDNALED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM10 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2NA
Apps
Music

All Wearables