Fitbit Flex 2 vs. Withings Go vs. Diesel On Full Guard vs. Xiaomi Mi Band 4 vs. Apple Watch 7

 
Flex 2
Go
On Full Guard
Mi Band 4
Watch 7
 FitbitFlex 2Remove Buy NowWithingsGoRemove Buy NowDieselOn Full GuardRemove Buy NowXiaomiMi Band 4Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$80$325$25$429
Release20162016201720192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days8 months1 day20 days18 Hours
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a454 x 454120x240396 x 484
Sizen/an/a1.4 inches0.95 inches1.9 inches
Touchn/an/a
TypeLEDE-InkOMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP675 ATMwater resistant but not waterproof

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aAndroid Wear 2.0AMAZFIT OSWatchOS 8
Appsn/a
Music

All Wearables