Brand Comparison · 2026

    PumavsGymshark, Size Comparison

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

    Quick Answer

    Puma vs Gymshark sizing, quick answer

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

    • Puma: fits true to size
    • Gymshark: runs small
    • 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 Puma and Gymshark 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

    Puma sizing compared to Gymshark: Puma fits true to size while Gymshark runs small. Here is how the sizes translate.

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

    PumaTRUE TO SIZE
    GymsharkRUNS SMALL
    Puma logo

    Puma

    TRUE TO SIZE

    True to size; running shoes run slightly small

    Gymshark logo

    Gymshark

    RUNS SMALL

    Gymshark runs small, especially in compression styles. Size up one for comfort.

    Category Match-up

    Puma
    Gymshark
    Tops
    TRUE TO SIZE

    True to size across most categories. Fitted training tops can feel compressive, size up if unsure.

    RUNS SMALL

    Runs small. Compression tops are snug, size up one.

    Bottoms
    TRUE TO SIZE

    True to size. Joggers are relaxed; performance tights run true with light compression.

    RUNS SMALL

    Runs small. Leggings are compressive, size up for comfort.

    Shoes
    RUNS SMALL

    Running shoes (Velocity Nitro, Deviate) run slightly small. Size up 0.5. Lifestyle shoes (Suede, RS-X) run true.

    No data for Gymshark Shoes

    Activewear

    No data for Puma Activewear

    RUNS SMALL

    Leggings and shorts run small with strong compression. Size up 1 for a comfortable gym fit. XS runs like a US XXS.

    Size Conversion Table

    Your SizePumaGymshark
    XXSXXSXS(Runs Small)
    XSXSS(Runs Small)
    SSM(Runs Small)
    MML(Runs Small)
    LLXL(Runs Small)
    XLXLXXL(Runs Small)
    XXLXXLXXXL(Runs Small)
    XXXLXXXLXXXL+(Runs Small)

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

    Common Questions

    Does Puma run smaller than Gymshark?

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

    Should I size up or down at Puma vs Gymshark?

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

    If I'm a Medium at Puma, what size am I at Gymshark?

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

    Does Puma or Gymshark 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, Puma or Gymshark?

    Puma and Gymshark 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 Puma and Gymshark?

    If you're between sizes, Gymshark 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 Puma&Gymshark

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