4iiii Viiiiva Heart Rate Monitor vs Oura Ring

4iiii Viiiiva Heart Rate Monitor Oura Ring

Basic Info

Wear TypeChest StrapRing
Price$6999
Ratings

Activity & Fitness

Activity No YesOura Ring tracks your activity
Calories No YesOura Ring tracks your calories burned
Sleep No YesOura Ring monitors your sleep pattern
Heart Rate / Pulse Yes YesBoth measure heart rate
Distance No NoBoth don't have distance tracking
Steps No NoBoth don't count your steps
Stairs / Floors No NoBoth don't have elevation feature
Exercise Tagging No NoBoth don't have exercise tagging
Smart Coach No NoBoth don't have coaching feature
Goal Setting No NoBoth don't have goal setting
Inactivity Alert No NoBoth don't have inactivity alerts

Additional Features

GPS No NoBoth don't have built-in GPS support
Compass No NoBoth don't have a compass
Watch / Clock No NoBoth don't have watch
Alarm Clock No NoBoth don't have alarm clock
Reminders No NoBoth don't have reminder
Stopwatch No NoBoth don't have stopwatch
Music Playback No NoBoth don't have music playback
Temperature No Yes
ReportsActivity, Sleep

Smartphone Remote Features

Notifications No NoBoth don't have phone notifications
Caller ID No NoBoth don't show caller ID notification
Music Control No NoBoth don't have phone music control
Call Control No NoBoth don't have call control
Camera Control No NoBoth don't have camera control
Find Phone No NoBoth don't have a find phone feature

Battery

Duration200 hours7 days
Battery TypeReplaceable Cell BatteryRechargeable Battery
Wireless Charging No Yes

Physical Specs

Weather Resistance Yes Yes
Waterproof No Yes
IP RatingIP 6710 ATM
Weight5 gramsn/a

User Interface

Display No No

Compatibility

Android Yes YesBoth compatible with Android devices
iOS Yes YesBoth compatible iOS devices
OS X/Mac No NoBoth don't compatible MAC OS X devices
Windows Phone No NoBoth don't compatible with Windows Phone devices
Windows No NoBoth don't have a find phone feature
Web Portal No NoBoth don't have online web portal option
Social Features No NoBoth don't have social features

Connectivity

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+ Yes NoOnly 4iiii Viiiiva Heart Rate Monitor has ANT+ wireless technology
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4iiii Viiiiva Heart Rate Monitor

Oura Ring