Polar M400 vs. Fitbit Flex 2 vs. Basis Peak vs. Motorola Moto 360 (1st Gen) vs. Jaybird Reign

 
M400
Flex 2
Peak
Moto 360 (1st Gen)
Reign
 PolarM400Remove Buy NowFitbitFlex 2Remove Buy NowBasisPeakRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$200$100$200$150$150
Release20142016201420142015

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days4 days1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a168 x 144320 x 260NA
Sizen/an/a1.25 inches1.56 inchesNA
Touchn/aNA
Typen/aLEDLCDLCDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATMIP67NA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAAndroid WearNA
Apps
MusicNA

All Wearables