Fitbit Flex 2 vs. Amazfit Bip vs. Casio WSD-F20A vs. Diesel On Full Guard vs. Apple Watch 7

 
Flex 2
Bip
WSD-F20A
On Full Guard
Watch 7
 FitbitFlex 2Remove Buy NowAmazfitBipRemove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full GuardRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$99.99$399$325$429
Release20162018201820172021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 days1 day1 day18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a176 x 176320 x 320454 x 454396 x 484
Sizen/a1.28 inches1.32 inches1.4 inches1.9 inches
Touchn/a
TypeLEDNALCDOMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP685 ATMIP67water resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAndroid Wear 2.0WatchOS 8
Apps
Music

All Wearables