Fitbit Alta vs. Huawei Talkband B2 vs. Apple Watch Series 2 vs. Fitbit Charge HR vs. Apple Watch Series 4

 
Alta
Talkband B2
Watch Series 2
Charge HR
Watch Series 4
 FitbitAltaRemove Buy NowHuaweiTalkband B2Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitCharge HRRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$130$180$269$150$329
Release20162015201620152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3 days18 hours5 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 88340 x 272 or 390 x 312NA384 x 480
Sizen/a0.73 inches1.5 inches or 1.65 inchesNA1.78 inches
Touchn/aNA
TypeOLEDPMOLEDAMOLEDOLEDMicroLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP575ATM1 ATMNot Yet

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWatch OSNAWatch OS 5
Apps
Music

All Wearables