Fitbit Alta vs. Asus VivoWatch vs. Fitbit Charge vs. Fitbit Flex vs. Apple Watch 7

 
Alta
VivoWatch
Charge
Flex
Watch 7
 FitbitAltaRemove Buy NowAsusVivoWatchRemove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$130$160$130$100$429
Release20162018201420132021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours to 10 days7-10 days5 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 128NANA396 x 484
Sizen/aNANANA1.9 inches
Touchn/aNANA
TypeOLEDNAOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistancen/aIP671 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aKoodOSNANAWatchOS 8
Apps
Music

All Wearables