Fitbit Flex 2 vs. Amazfit Stratos vs. Casio WSD-F20A vs. LG Watch Urbane 2 vs. Polar A370

 
Flex 2
Stratos
WSD-F20A
Watch Urbane 2
A370
 FitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowCasioWSD-F20ARemove Buy NowLGWatch Urbane 2Remove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$100$199$399$300$179.95
Release20162018201820152017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days5 days1 dayNAUp to 3 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 300320 x 320480 x 480160 x 80
Sizen/a1.34 inches1.32 inches1.38 inches1.18 inches
Touchn/a
TypeLEDOLEDLCDP-OLEDTFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMNAWR30

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryWear OSAndroid Wear
Apps
Music

All Wearables