Polar M400 vs. Microsoft Band 2 vs. Motorola Moto 360 (1st Gen) vs. Fitbit Flex vs. Jawbone UP24

 
M400
Band 2
Moto 360 (1st Gen)
Flex
UP24
 PolarM400Remove Buy NowMicrosoftBand 2Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowFitbitFlexRemove Buy NowJawboneUP24Remove Buy Now

Basic Info

Suggested Price$200$250$150$100$130
Release20142015201420132013

Activity & Fitness

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

Battery

Duration8 hours to 30 days48 hours (without GPS)1 day5 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128320 x 260NANA
Sizen/a1.36 inches1.56 inchesNANA
TouchNANA
Typen/aCapacitative TFTLCDLEDNA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX7IP671 ATMSplash Resistant

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearNANA
Apps
MusicNA

All Wearables