Brand Comparison · 2026

    LululemonvsPatagonia, Size Comparison

    Lululemon tends to run smaller than Patagonia. If you wear a Medium at Patagonia, you may need a Large at Lululemon. For a measurement-based recommendation, use the fit checker.

    Quick Answer

    Lululemon vs Patagonia sizing, quick answer

    Lululemon runs about one size smaller than Patagonia. If you wear a Medium at Patagonia, you'll likely need a Large at Lululemon. For an exact recommendation, build a free fit profile.

    • Lululemon: fits true to size
    • Patagonia: 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 Lululemon and Patagonia 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

    Lululemon sizing compared to Patagonia: Lululemon fits true to size while Patagonia runs large. Here is how the sizes translate.

    Lululemon tends to run smaller than Patagonia. If you wear a Medium at Patagonia, you may need a Large at Lululemon. For a measurement-based recommendation, use the fit checker.

    LululemonTRUE TO SIZE
    PatagoniaRUNS LARGE
    Lululemon logo

    Lululemon

    TRUE TO SIZE

    Lululemon fits true to size in most styles. Size up if between sizes or for a relaxed fit.

    Patagonia logo

    Patagonia

    RUNS LARGE

    Outdoor heritage, runs large with relaxed fits

    Category Match-up

    Lululemon
    Patagonia
    Tops
    TRUE TO SIZE

    True to size. Define jackets and fitted tops are snug by design.

    RUNS LARGE

    Flannel shirts and tees run large with a relaxed fit. Size down for a more fitted look.

    Bottoms
    TRUE TO SIZE

    True to size. Align leggings are forgiving; Wunder Unders are more compressive.

    RUNS LARGE

    Pants run large through the seat and thigh. Size down 1 for a standard fit.

    Outerwear

    No data for Lululemon Outerwear

    RUNS LARGE

    Fleeces and jackets run large. Size down 1 for a trim fit, or stay true for layering.

    Activewear
    TRUE TO SIZE

    Sizing is numerical (2–14). A 6 typically fits like a Small.

    No data for Patagonia Activewear

    Size Conversion Table

    Your SizeLululemonPatagonia
    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 Lululemon run smaller than Patagonia?

    Lululemon runs about one size smaller than Patagonia. If you wear a Medium at Patagonia, you'll likely need a Large at Lululemon. For an exact recommendation, build a free fit profile.

    Should I size up or down at Lululemon vs Patagonia?

    Size up one at Lululemon compared to Patagonia. Lululemon runs smaller, so if you wear a Medium at Patagonia, try a Large at Lululemon, especially for fitted tops and tailored bottoms.

    If I'm a Medium at Lululemon, what size am I at Patagonia?

    Since Lululemon runs smaller than Patagonia, a Medium at Lululemon is roughly equivalent to a Small at Patagonia. Use the ThisFits fit checker for a recommendation based on your measurements.

    Does Lululemon or Patagonia 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, Lululemon or Patagonia?

    Lululemon and Patagonia 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 Lululemon and Patagonia?

    If you're between sizes, Lululemon 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.

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    Your Personal Size

    See your size in Lululemon&Patagonia

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    Your size in both brands