Brand Comparison · 2026

    Abercrombie & FitchvsOld Navy, Size Comparison

    Abercrombie & Fitch tends to run smaller than Old Navy. If you wear a Medium at Old Navy, you may need a Large at Abercrombie & Fitch. For a measurement-based recommendation, use the fit checker.

    Quick Answer

    Abercrombie & Fitch vs Old Navy sizing, quick answer

    Abercrombie & Fitch runs about one size smaller than Old Navy. If you wear a Medium at Old Navy, you'll likely need a Large at Abercrombie & Fitch. For an exact recommendation, build a free fit profile.

    • Abercrombie & Fitch: fits true to size
    • Old Navy: runs large
    • If between sizes: size up at the brand that runs smaller, or use the fit checker below for a personalised recommendation.

    Brand guide

    Compare how Abercrombie & Fitch and Old Navy usually fit, where cuts feel slimmer or roomier, and which categories are most predictable.

    GENERAL BRAND GUIDANCE

    This is a general brand-level sizing summary, not an exact product recommendation. For your specific size, paste a product link into the fit checker.

    The Verdict

    Abercrombie & Fitch sizing compared to Old Navy: Abercrombie & Fitch fits true to size while Old Navy runs large. Here is how the sizes translate.

    Abercrombie & Fitch tends to run smaller than Old Navy. If you wear a Medium at Old Navy, you may need a Large at Abercrombie & Fitch. For a measurement-based recommendation, use the fit checker.

    Abercrombie & FitchTRUE TO SIZE
    Old NavyRUNS LARGE
    Abercrombie & Fitch logo

    Abercrombie & Fitch

    TRUE TO SIZE

    Abercrombie & Fitch runs true to size. Denim is consistent and reliable. Curve Love styles are cut for a higher hip-to-waist ratio, stay in your usual size.

    Old Navy logo

    Old Navy

    RUNS LARGE

    Generous American sizing, runs large

    Category Match-up

    Abercrombie & Fitch
    Old Navy
    Tops
    TRUE TO SIZE

    True to size. Modern fit blocks are reliable through the chest and waist.

    RUNS LARGE

    Generous, relaxed cuts. Runs large. Size down for a fitted look.

    Bottoms
    TRUE TO SIZE

    True to size. Curve Love range is roomier in the hips, stay in your usual waist.

    RUNS LARGE

    Jeans run large with a roomy seat. Rockstar jeans are the exception, those run slim.

    Dresses
    TRUE TO SIZE

    True to size. Bodycon styles are close-fitting by design but graded true.

    No data for Old Navy Dresses

    Activewear

    No data for Abercrombie & Fitch Activewear

    RUNS LARGE

    PowerSoft and Go-Dry leggings run large. Size down for compression.

    Size Conversion Table

    Your SizeAbercrombie & FitchOld Navy
    XXSXXS<XXS(Runs Large)
    XSXSXXS(Runs Large)
    SSXS(Runs Large)
    MMS(Runs Large)
    LLM(Runs Large)
    XLXLL(Runs Large)
    XXLXXLXL(Runs Large)
    XXXLXXXLXXL(Runs Large)

    * Indicative only. For your personalised size at both brands,

    Common Questions

    Does Abercrombie & Fitch run smaller than Old Navy?

    Abercrombie & Fitch runs about one size smaller than Old Navy. If you wear a Medium at Old Navy, you'll likely need a Large at Abercrombie & Fitch. For an exact recommendation, build a free fit profile.

    Should I size up or down at Abercrombie & Fitch vs Old Navy?

    Size up one at Abercrombie & Fitch compared to Old Navy. Abercrombie & Fitch runs smaller, so if you wear a Medium at Old Navy, try a Large at Abercrombie & Fitch, especially for fitted tops and tailored bottoms.

    If I'm a Medium at Abercrombie & Fitch, what size am I at Old Navy?

    Since Abercrombie & Fitch runs smaller than Old Navy, a Medium at Abercrombie & Fitch is roughly equivalent to a Small at Old Navy. Use the ThisFits fit checker for a recommendation based on your measurements.

    Does Abercrombie & Fitch or Old Navy fit differently by category?

    Yes, fit varies meaningfully by category. Tops, Bottoms can each fit differently than the brand's overall tendency suggests. See the Category Match-up section below for per-category guidance.

    Which brand is more accurate to its size chart, Abercrombie & Fitch or Old Navy?

    Abercrombie & Fitch and Old Navy both publish official size charts, but real-world fit varies by fabric, cut and category. The ThisFits engine cross-references published charts with shopper fit reports across 197+ brands to predict your size in each.

    What if I'm between sizes at Abercrombie & Fitch and Old Navy?

    If you're between sizes, Abercrombie & Fitch tends to fit closer to the body, so trying the larger size first usually means fewer returns. Always confirm each retailer's return policy before ordering.

    More Comparisons

    Your Personal Size

    See your size in Abercrombie & Fitch&Old Navy

    Build your fit profile once and see your likely size for Abercrombie & Fitch and Old Navy, based on your measurements.

    197+ brands · Unlimited fit checks · No account needed

    Your size in both brands