Fitbit Flex 2 vs. Huawei Talkband B2 vs. Asus VivoWatch vs. Fitbit Alta HR vs. Fitbit Sense 2

 
Flex 2
Talkband B2
VivoWatch
Alta HR
Sense 2
 FitbitFlex 2Remove Buy NowHuaweiTalkband B2Remove Buy NowAsusVivoWatchRemove Buy NowFitbitAlta HRRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$100$180$160$150$300
Release20162015201820172022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3 days24 hours to 10 days7 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 88128 x 128128 x 36336x336
Sizen/a0.73 inchesNA1.4 inches1.59 inches
Touchn/a
TypeLEDPMOLEDNAOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATMIP57IP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aKoodOS
Apps
Music

All Wearables