Personlighetsbasert dating-app: fungerer det virkelig?

Boo matcher on MBTI. Parship on the Big Five. Hinge lets you fill in personality prompts. And more and more dating-apps promise that a personality test will help you find the right partner. The idea is tempting: if we know who you are, we can predict who is right for you. But is that true?

The honest answer is: partially. Personality tests measure something real, but what they measure is not what makes forskjellen in forholds. And that difference is fundamental.

Big Five-modellen: hva den forteller og ikke forteller oss

The Big Five (openness, conscientiousness, extraversion, agreeableness and neuroticism) is the best-validated personality model in psychology. It laid the vitenskapelig foundation that has since been confirmed in thousands of studies. There are correlations with forhold satisfaction: high agreeableness and low neuroticism are associated with happier forholds. That sounds promising.

Problemet is that these correlations are weak. They explain only a small prosentage of the variation in forhold success. Personality traits explained only a fraction of the variation in romantic attraction. Two extraverted people are not automatically a good par. Two conscientious people aren't either.

"Knowing people's traits, preferences, and values did little to predict who was desired by whom."

— Joel et al., Psychological Science, 2017

The fundamental limitation is that the Big Five describes who you are as an individual, not how you function in interaction with a specific other person. And it is precisely that interaction that determines whether a forhold succeeds.

MBTI: populær men problematisk

Myers-Briggs (MBTI) is the personality test you encounter most often on social media. INFJ, ENFP, INTJ: these are labels people love to share and compare. Boo, a dating-app that is becoming increasingly popular in Norge, bases its entire matching on MBTI types.

The vitenskapelig problem is considerable. MBTI has low test-retest reliability, meaning that when retested after five weeks, about 50 prosent of people receive a different type. An instrument that produces different results upon repetition is not suitable as the basis for a decision as viktig as who you enter a forhold with. Most psychologists regard MBTI as entertainment, not serious science.

Forskjellen mellom personlighet og relasjonell dynamikk

Here lies the core of problemet. Personality describes who you are as an individual: how you think, feel and behave in general. Relational dynamics describe how you function in interaction with a specific other person: how you respond to intimacy, how you handle conflict, whether you are emosjonelt tilgjengelig when your partner needs you.

Two introverted people can have a wonderful forhold, or one in which both emotionally starve due to lack of initiative. Two extraverted people can build a vibrant social life, or constantly clash because both want to take up the space. It is not personality that makes forskjellen, but the dynamic that emerges when two personalities meet.

And that dynamic is determined by factors such as tilknytningsstil (how you respond to closeness and distance), emosjonell responsivitet (are you available when the other needs you), konfliktstil (how do you react when things get difficult) and repair skills (can you move towards each other again after an argument). These are the factors that research identifies as predictive.

Hvordan Onedayte går utover personlighet

Onedayte does not measure personality type. Through the Attachment Scan (12 scenario questions) and the Doktorsamtalen (12 to 15 messages with an AI coach), the relational dimensions are mapped that no personality test can capture. Not who you are on paper, but how you function in a forhold. That difference sounds subtle, but it is fundamental.

A concrete example makes it clear. Imagine two introverted, conscientious people are matched based on Big Five similarity. A good match on paper. But i praksis, one turns out to be engstelig tilknyttet and the other avoidant. The first constantly seeks reassurance, the second withdraws under that pressure. Their personalities are compatible, but their tilknytningsdynamikk is destructive. No personality test in the world could have predicted that. Only an instrument that measures relational dynamics, such as the Attachment Scan, can pick up this difference before it leads to pain.

That is not a theoretical argument. It is the daily reality of millions of daters who are matched based on the wrong criteria and wonder why things keep going wrong.