Polar M400 vs. TomTom Adventurer vs. Huawei Talkband B2 vs. Motorola Moto 360 (1st Gen) vs. Garmin Vivofit 4

 
M400
Adventurer
Talkband B2
Moto 360 (1st Gen)
Vivofit 4
 PolarM400Remove Buy NowTomTomAdventurerRemove Buy NowHuaweiTalkband B2Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$200$350$180$150$79.95
Release20142016201520142018

Activity & Fitness

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

Battery

Duration8 hours to 30 daysn/a3 days1 day1 year
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a128 x 88320 x 26088 x 88
Sizen/an/a0.73 inches1.56 inchesNA
Touch
Typen/an/aPMOLEDLCDNA

Functions

Audio SpeakerAlerts onlyBluetoothBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP57IP675 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/aAndroid Wear
Apps
MusicNA

All Wearables