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ISFP-M vs ISFP-A
ISFP-M vs ISFP-A: Modest or Ambitious? (Honesty-Humility)
Every ISFP (introverted, practical, compassionate and flexible) also differs on Honesty-Humility, the sixth factor of the HEXACO model. ISFP-M (modest) is sincere, fair and uninterested in status; ISFP-A (ambitious) is more motivated by status, success and recognition.
Not the same “-A” as elsewhere: on some other personality sites, ISFP-A means “Assertive”. On 64 Types, a final A means Ambitious, the lower end of Honesty-Humility. 64 Types is not affiliated with those sites.
The closest equivalent here to the assertive versus turbulent idea is the 5th letter, Emotional Stability (ISFP-C vs ISFP-R), which has its own page.
What the 6th letter measures
The sixth factor of the HEXACO model: sincerity, fairness, greed avoidance and modesty. It is not captured well by the Big Five or the MBTI. Neither the classic four letters nor the Big Five capture it well; HEXACO research shows it predicts ethics-related behaviour beyond them.[1]
You are sincere and fair, uninterested in status or luxury, and you don’t think you’re better than others.
You are motivated by status, success and recognition, comfortable promoting yourself, and willing to play the game to get ahead.
How it shows up in work, love and friendship
Descriptions of what the trait is, not research findings.
- ISFP-M: You likely care about fairness and doing things properly, and you are less motivated by titles, perks and status.
- ISFP-A: You are likely motivated by status, recognition and reward, and comfortable promoting your own work.
- ISFP-M: You are probably sincere, uninterested in game-playing, and expect the same from a partner.
- ISFP-A: You may be drawn to impressive partners and a lifestyle that signals success. Talking openly about what “success” means to each of you prevents friction.
- ISFP-M: You likely treat friends as equals and are the person people trust with confidences.
- ISFP-A: You are likely energizing, aspirational company and good at building useful networks.
- ISFP-M: Integrity builds trust. The challenge is advocating for yourself without feeling that you are boasting.
- ISFP-A: Drive gets results. The challenge is protecting the trust that long-term success depends on.
What it means for an ISFP specifically
Combination notes: how this letter sits alongside the ISFP letters. They juxtapose separate findings rather than report a study of ISFPs.
- ISFP-A: Warm but status-driven: the HEXACO model separates being nice (Agreeableness) from being sincere and fair (Honesty-Humility). People may read your warmth as strategic if image management shows.[1]
What research links to each side
- Honesty-Humility is one of the strongest basic-trait predictors of fair, cooperative behaviour in economic games.[2]
- Honesty-Humility is the strongest HEXACO predictor of low workplace deviance (theft, sabotage, misconduct).[3]
- High Honesty-Humility means low overlap with manipulative “Dark Triad” traits, which tend to erode trust.[4]
- Honesty-Humility is broadly linked to prosocial and ethical outcomes across many life domains.[5]
- Low Honesty-Humility overlaps strongly with the “Dark Triad” (Machiavellianism, narcissism, psychopathy).[4]
- It is the HEXACO trait most linked to counterproductive work behaviour.[3]
- Honesty-Humility relates to many prosocial outcomes. Relationships based on mutual fairness tend to be more durable.[5]
- People lower in Honesty-Humility cooperate less in trust-based economic games on average. In friendships, visible fairness (splitting costs, returning favours) offsets this.[2]
Averages across many people. Effects like these are real but usually modest.
- Would you flatter someone you didn’t like to get a favour from them? “No, that feels wrong” leans M; “if it worked, sure” leans A.
- Does owning expensive, visibly high-status things matter to you (A), or very little (M)?
- If you could get ahead by bending a rule that nobody would ever check, would you be tempted (A), or would it bother you (M)?
- Do you feel you deserve more respect or better treatment than most people (A), or that you are basically an ordinary person (M)?
- Would a modest role you believe in satisfy you (M), or do titles, recognition and pay matter a lot to how you choose work (A)?
- When you split a bill or credit for shared work, do you lean toward scrupulously fair (M), or toward making sure you come out ahead (A)?
These are prompts for reflection, not a test. People tend to see themselves favourably on exactly this trait, so try answering as a friend who knows you well would answer about you.
Borderline scores
- Honesty-Humility is a continuous trait, measured here with public-domain IPIP-HEXACO items. A code letter only says which side of the median you fall on.[6]
- It was identified as a sixth broad factor in lexical studies across many languages, and the Big Five does not capture it well.[7][1]
- Low scores do not mean dishonest in every situation. The trait describes average tendencies around sincerity, fairness, greed avoidance and modesty, and its links with outcomes, though robust, are modest in size.[5]
- On the 64 Types test, a score within 10 points of the 50th percentile is flagged as borderline, and you are shown both codes.
The four ISFP variants
ISFP overview · ISFP careers · ISFP love & relationships · ISFP friendship · ISFP strengths, weaknesses & growth · Guide: Honesty-Humility, the sixth trait
Four-letter tests can’t tell ISFP-M from ISFP-A. The 64 Types test measures both extra traits with public-domain research items and gives you a percentile for each. 62 questions, about 8 minutes, no sign-up.
Take the free testFrequently asked questions
What is the difference between ISFP-M and ISFP-A?
Both are ISFPs; they differ on Honesty-Humility. ISFP-M (modest): you are sincere and fair, uninterested in status or luxury, and you don’t think you’re better than others. ISFP-A (ambitious): you are motivated by status, success and recognition, comfortable promoting yourself, and willing to play the game to get ahead.
Does ISFP-A mean “assertive”?
No. On some other sites -A stands for Assertive, but on 64 Types the final A means Ambitious, the lower end of Honesty-Humility. The closest equivalent to assertive versus turbulent here is the 5th letter, C (composed) versus R (responsive). 64 Types is not affiliated with those sites.
Is ISFP-A a bad type to be?
No. It describes a stronger pull toward status, success and recognition, which suits competitive, reward-driven settings. Research does link lower Honesty-Humility to less cooperation in trust-based games and to more counterproductive behaviour at work on average, so transparency is where ISFP-As gain the most.
Why does Honesty-Humility matter if the classic 16 types ignore it?
It predicts fair, cooperative behaviour and low workplace deviance beyond the Big Five traits that the four letters approximate. That is why it is the 6th letter here.
Related comparisons
Sources
- Ashton, M. C., & Lee, K. (2007). Empirical, theoretical, and practical advantages of the HEXACO model of personality structure. Personality and Social Psychology Review, 11(2), 150–166.
- Thielmann, I., Spadaro, G., & Balliet, D. (2020). Personality and prosocial behavior: A theoretical framework and meta-analysis. Psychological Bulletin, 146(1), 30–90.
- Pletzer, J. L., Bentvelzen, M., Oostrom, J. K., & de Vries, R. E. (2019). A meta-analysis of the relations between personality and workplace deviance: Big Five versus HEXACO. Journal of Vocational Behavior, 112, 369–383.
- Lee, K., & Ashton, M. C. (2005). Psychopathy, Machiavellianism, and narcissism in the Five-Factor Model and the HEXACO model of personality structure. Personality and Individual Differences, 38(7), 1571–1582.
- Zettler, I., Thielmann, I., Hilbig, B. E., & Moshagen, M. (2020). The nomological net of the HEXACO model of personality: A large-scale meta-analytic investigation. Perspectives on Psychological Science, 15(3), 723–760.
- Ashton, M. C., Lee, K., & Goldberg, L. R. (2007). The IPIP–HEXACO scales: An alternative, public-domain measure of the personality constructs in the HEXACO model. Personality and Individual Differences, 42(8), 1515–1526.
- Ashton, M. C., Lee, K., Perugini, M., Szarota, P., de Vries, R. E., Di Blas, L., Boies, K., & De Raad, B. (2004). A six-factor structure of personality-descriptive adjectives: Solutions from psycholexical studies in seven languages. Journal of Personality and Social Psychology, 86(2), 356–366.