Polar M400 vs. Huawei Talkband B2 vs. Motorola Moto 360 (1st Gen) vs. Fitbit Charge vs. Jawbone UP4

 
M400
Talkband B2
Moto 360 (1st Gen)
Charge
UP4
 PolarM400Remove Buy NowHuaweiTalkband B2Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowFitbitChargeRemove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$200$180$150$130$200
Release20142015201420142015

Activity & Fitness

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

Battery

Duration8 hours to 30 days3 days1 day7-10 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 88320 x 260NANA
Sizen/a0.73 inches1.56 inchesNANA
TouchNANA
Typen/aPMOLEDLCDOLEDNA

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP57IP671 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearNANA
Apps
MusicNANA

All Wearables