Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Pebble Core

 
Moto 360 (2nd Gen)
M400
Forerunner 235
Flex
Core
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$300$200$299.99$100$99
Release20152014201720132016

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days9 days5 daysNA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/a215 x 180NANA
Size1.37 inches or 1.56 inchesn/a1.23 inchesNANA
TouchNANA
TypeLCDn/aMIPLEDNA

Functions

Audio SpeakerBluetoothAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM5 ATM1 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemAndroid Wearn/aNANA
Apps
Musicn/a

All Wearables