Fitbit Alta vs. Fitbit Ionic vs. Diesel On Full Guard vs. Fitbit Flex vs. Apple Watch 7

 
Alta
Ionic
On Full Guard
Flex
Watch 7
 FitbitAltaRemove Buy NowFitbitIonicRemove Buy NowDieselOn Full GuardRemove Buy NowFitbitFlexRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$130$299$325$100$429
Release20162017201720132021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days1 day5 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250454 x 454NA396 x 484
Sizen/a1.421.4 inchesNA1.9 inches
Touchn/aNA
TypeOLEDOLEDOMOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a50mIP671 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aFitbit OSAndroid Wear 2.0NAWatchOS 8
Apps
Music

All Wearables