Polar M400 vs. Diesel On Full Guard vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Swatch Touch Zero One

 
M400
On Full Guard
Forerunner 235
Flex
Touch Zero One
 PolarM400Remove Buy NowDieselOn Full GuardRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowSwatchTouch Zero OneRemove Buy Now

Basic Info

Suggested Price$200$325$299.99$100$220
Release20142017201720132015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleepn/a
Steps
Swimn/a

Battery

Duration8 hours to 30 days1 day9 days5 daysn/a
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/aNAn/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a454 x 454215 x 180NAn/a
Sizen/a1.4 inches1.23 inchesNAn/a
TouchNA
Typen/aOMOLEDMIPLEDn/a

Functions

Audio SpeakerAlerts onlyn/a
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMIP675 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aAndroid Wear 2.0NAn/a
Apps
Musicn/a

All Wearables