Polar Loop 2 vs. Casio WSD-F20A vs. Mobvoi TicWatch E vs. Jawbone UP4

 
Loop 2
WSD-F20A
TicWatch E
UP4
 PolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowMobvoiTicWatch ERemove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$120$399$159$200
Release2015201820172015

Activity & Fitness

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

Battery

Duration8 days (without notifications)1 day1.5-2 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320400 x 400NA
Sizen/a1.32 inches1.4 inchesNA
TouchNA
TypeLEDLCDOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATMIP67NA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAndroid Wear 2.0NA
Apps
MusicNA

All Wearables