Fitbit Flex 2 vs. Apple Watch Series 2 vs. ASUS ZenWatch 3 vs. Fitbit Versa 2 vs. Apple Watch 7

 
Flex 2
Watch Series 2
ZenWatch 3
Versa 2
Watch 7
 FitbitFlex 2Remove Buy NowAppleWatch Series 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitVersa 2Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$269$229$199$429
Release20162016201720192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours48 hours5 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 312400 x 400300 x 300396 x 484
Sizen/a1.5 inches or 1.65 inches1.39 inches1.34 inches1.9 inches
Touchn/a
TypeLEDAMOLEDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSAndroid Wear 2Build-inWatchOS 8
Apps
Music

All Wearables