MyKronoz ZeFit 4 HR vs MyKronoz ZeWatch 3

MyKronoz ZeFit 4 HR MyKronoz ZeWatch 3

Basic Info

Wear TypeWristbandWristband

Activity & Fitness

Activity Yes YesBoth track daily activity
Calories Yes YesBoth show estimated calories burned
Sleep Yes YesBoth track sleep pattern
Heart Rate / Pulse Yes NoMyKronoz ZeFit 4 HR tracks heart rate
Distance Yes YesBoth track your running/walking distance
Steps Yes YesBoth track and count your steps
Stairs / Floors No NoBoth don't track climbing stairs or floors
Exercise Tagging No NoBoth don't have exercise tagging
Smart Coach No NoBoth don't have coaching feature
Goal Setting Yes YesBoth can help with your goals setting
Inactivity Alert Yesn/aMyKronoz ZeFit 4 HR helps you stay active with inactivity alert

Additional Features

GPS No NoBoth don't have built-in GPS support
Compass Non/aBoth don't have a compass
Watch / Clock Yes YesBoth have watch
Alarm Clock No YesMyKronoz ZeWatch 3 has a alarm clock
Reminders Yes YesBoth have reminder app
Stopwatch Yes YesBoth have stopwatch
Music Playback Non/aBoth don't have music playback
Weather Yes No*Weather forecast
ReportsActivity, SleepActivity, Sleep

Smartphone Remote Features

Notifications Yes YesBoth show smartphone notifications
Caller ID Yes YesBoth show caller ID notification
Music Control Yes YesBoth allow control smartphone music player
Call Control Non/aBoth don't have call control
Camera Control Yesn/aMyKronoz ZeFit 4 HR has a smartphone's remote control function
Find Phone Yesn/aMyKronoz ZeFit 4 HR allows you to locate your phone


Duration5 days3 daysMyKronoz ZeFit 4 HR battery life is about 1.7 times longer
Battery TypeRechargeable BatteryRechargeable Battery

Physical Specs

Weather Resistance Yes Yes
Waterproof No No
IP RatingIP67n/a
Weight17 grams41 gramsMyKronoz ZeFit 4 HR is 24.0 g lighter

User Interface

DisplayLCD ScreenOLED Screen
Display Size1.06 inchesn/a
Screen Resolution 160 * 64 pixels n/a
Color Display Yesn/a
Touch Screen Yesn/a


Android Yes YesBoth compatible with Android devices
iOS Yes YesBoth compatible iOS devices
OS X/Mac No YesMyKronoz ZeWatch 3 compatibles with MacBooks and iMacs
Windows Phone No YesMyKronoz ZeWatch 3 compatibles with a range of Windows Phone devices
Windows No YesMyKronoz ZeWatch 3 allows you to locate your phone
Web Portal No YesMyKronoz ZeWatch 3 allows you upload and view data on the online portal
Social Features Non/aBoth don't have social features


Bluetooth Yes YesBoth have Bluetooth data transfer technology
Wi-Fi No NoBoth don't have Wi-Fi connection
NFC No NoBoth don't have NFC connectivity
ANT+ No NoBoth don't provide ANT+ wireless technology
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MyKronoz ZeFit 4 HR

MyKronoz ZeWatch 3