A 2006 study in Edinburgh, Scotland showed that 45% of the women participants in a speed-dating event and 22% of the men had come to a decision within the first 30 seconds.It also found that dialogue concerning travel resulted in more matches than dialogue about films.In a 2012 study, researchers found that activation of specific brain regions while viewing images of opposite-sex speed dating participants was predictive of whether or not a participant would later pursue or reject the viewed participants at an actual speed dating event.Men and women made decisions in a similar manner which incorporated the physical attractiveness and likability of the viewed participants in their evaluation.The largest speed dating company in Australia is Fastlife. Several online dating services offer online speed dating where users meet online for video, audio or text chats.Hurrydate was acquired by Spark Networks (Jdate/Christian Mingle). The advantage of online speed dating is that users can go on dates from home as it can be done from any internet enabled computer.A 2005 study at the University of Pennsylvania of multiple Hurry Date speed dating events found that most people made their choices within the first three seconds of meeting.Furthermore, issues such as religion, previous marriages, and smoking habits were found to play much less of a role than expected.
In the UK, there are two companies that run events in more than twenty cities: Speed Dater and Slow Dating.
There have been several studies of the round-robin dating systems themselves, as well as studies of interpersonal attraction that are relevant to these events.
Other studies found speed-dating data useful as a way to observe individual choices among random participants.
On the other hand, feedback and gratification are delayed as participants must wait a day or two for their results to come in.
The time limit ensures that a participant will not be stuck with a boorish match for very long, and prevents participants from monopolizing one another's time.