Polar M400 vs. Garmin Forerunner 235 vs. Pebble Time 2 vs. Fitbit Flex vs. Garmin Vivosmart 3

 
M400
Forerunner 235
Time 2
Flex
Vivosmart 3
 PolarM400Remove Buy NowGarminForerunner 235Remove Buy NowPebbleTime 2Remove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 3Remove Buy Now

Basic Info

Suggested Price$200$299.99$199$100$139.99
Release20142017201620132017

Activity & Fitness

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

Battery

Duration8 hours to 30 days9 days10 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a215 x 180NANA64 x 128
Sizen/a1.23 inchesNANANA
TouchNA
Typen/aMIPe-paperLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM3 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aPebble OSNA
Apps
Music

All Wearables