Huawei Talkband B2 vs. Garmin 645 Music vs. Fitbit Alta HR vs. Apple Watch Series 4 vs. Fitbit Versa 2

 
Talkband B2
645 Music
Alta HR
Watch Series 4
Versa 2
 HuaweiTalkband B2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 4Remove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$180$450$150$329$199
Release20152018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days7 days7 daysNot Yet5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 88240 x 240128 x 36384 x 480300 x 300
Size0.73 inches1.2 inches1.4 inches1.78 inches1.34 inches
Touch
TypePMOLEDMIPOLEDMicroLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP575 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OS 5Build-in
Apps
Music

All Wearables