Fitbit Alta vs. Huawei Talkband B2 vs. Casio WSD-F20A vs. Apple Series 6 vs. Apple Watch Ultra

 
Alta
Talkband B2
WSD-F20A
Series 6
Watch Ultra
 FitbitAltaRemove Buy NowHuaweiTalkband B2Remove Buy NowCasioWSD-F20ARemove Buy NowAppleSeries 6Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$130$180$399$399$799
Release20162015201820202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3 days1 dayNot yet36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 88320 x 320384 x 480502x410 pixels
Sizen/a0.73 inches1.32 inches40mm1.92 inches
Touchn/a
TypeOLEDPMOLEDLCDMicroLED

Functions

Audio SpeakerBluetooth
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/aIP575 ATM10 ATM (100 Meters)

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWear OSWatchOS 5WatchOS 9
Apps
Music

All Wearables