Polar Loop 2 vs. Casio WSD-F20A vs. Fossil Explorist vs. Fitbit Flex vs. Amazfit GTS

 
Loop 2
WSD-F20A
Explorist
Flex
GTS
 PolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowFossilExploristRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$120$399$255$100$150
Release20152018201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 days (without notifications)1 day24 hours5 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320454 x454NA348 x 442
Sizen/a1.32 inches1.4 inchesNA1.65 inches
TouchNA
TypeLEDLCDAMOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATMIP671 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OSNAWear OS
Apps
Music

All Wearables