Fitbit Zip vs. Casio WSD-F20A vs. Pebble Time 2 vs. Fitbit Flex vs. Polar Loop

 
Zip
WSD-F20A
Time 2
Flex
Loop
 FitbitZipRemove Buy NowCasioWSD-F20ARemove Buy NowPebbleTime 2Remove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$60$399$199$100$100
Release20122018201620132013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months1 day10 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320NANANA
Sizen/a1.32 inchesNANANA
TouchNA
Typen/aLCDe-paperLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash Resistant5 ATM3 ATM1 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSPebble OSNANA
Apps
Music

All Wearables