Fitbit Flex 2 vs. Casio WSD-F20A vs. Mobvoi TicWatch E vs. Apple Series 6

 
Flex 2
WSD-F20A
TicWatch E
Series 6
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowMobvoiTicWatch ERemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$100$399$159$399
Release2016201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day1.5-2 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320400 x 400384 x 480
Sizen/a1.32 inches1.4 inches40mm
Touchn/a
TypeLEDLCDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM5 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAndroid Wear 2.0WatchOS 5
Apps
Music

All Wearables