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Size Guide

Banana Republic size chart & fit guide

Updated June 10, 2026 · By the TRYSHOP team

Banana Republic is the dressed-up member of the GAP family, and its sizing reflects that: the most tailored, standard-US fit of the three sister brands. Charts here are detailed — women's sizes map cleanly to numeric sizes — and the garments mostly deliver what the chart promises.

Below are Banana Republic's published body measurements for women and men, plus the few places where its tailored cut earns a size adjustment.

True to size

How does Banana Republic fit?

Banana Republic runs true to size overall, with a few learnable quirks: silk blouses, knits, and cotton shirts are cut roomy through the body (stylists often size down for a tailored look), blazer shoulders run generous, and structured non-stretch trousers can be snug at the waist.

  • Take your true size in suiting, dresses, and most pants.
  • Size down in flowy blouses and knits if you want a closer fit.
  • Between sizes in a blazer? Go down — the shoulders are cut generously.
  • Non-stretch tailored trousers run snug at the waist; check the waist measurement, not just your usual size.

Women's size chart

Body measurements from Banana Republic's published chart.

SizeUS sizeBustWaistHip
XS00–231–33" · 78.5–84 cm24–26" · 61–66 cm34–36" · 86.5–91.5 cm
S4–634–35" · 86.5–89 cm27–28" · 68.5–71 cm37–38" · 94–96.5 cm
M8–1036–37" · 91.5–94 cm29–30" · 73.5–76 cm39–40" · 99–101.5 cm
L12–1438.5–40" · 98–101.5 cm31.5–33" · 80–84 cm41.5–43" · 105.5–109 cm
XL1641.5" · 105.5 cm34.5" · 87.5 cm44.5" · 113 cm

Men's tops size chart

Body measurements for shirts and sweaters.

SizeChestWaist
XS34–35" · 86.5–89 cm28–29" · 71–73.5 cm
S36–37" · 91.5–94 cm29–31" · 73.5–78.5 cm
M38–40" · 96.5–101.5 cm32–33" · 81.5–84 cm
L41–44" · 104–112 cm34–35" · 86.5–89 cm
XL45–48" · 114.5–122 cm36–37" · 91.5–94 cm
XXL49–52" · 124.5–132 cm38–39" · 96.5–99 cm

Measurements are based on Banana Republic's published size charts and may vary by garment, fabric, and region. Always check the size chart on the product page before ordering.

Banana Republic sizing FAQs

Does Banana Republic run big or small?

Banana Republic runs true to size with a slight lean toward roomy in tops. Blouses, knits, and cotton shirts are cut generously through the body, while structured non-stretch trousers can run snug at the waist. Suiting and dresses are reliably true to size.

Should I size down in Banana Republic blazers?

If you're between sizes, yes. BR blazer shoulders are cut generously, and the shoulder is the one part of a blazer you can't easily alter. Going down a size usually gives a cleaner line, and a tailor can let out the body if needed.

Is Banana Republic sizing the same as GAP?

The body-measurement charts are close, but the cuts differ: Banana Republic is the most tailored of the GAP family, so the same label size feels slimmer than at GAP and noticeably slimmer than at Old Navy.

What size am I in Banana Republic women's numeric sizing?

BR publishes a clean mapping: XS covers 00–2, S is 4–6, M is 8–10, L is 12–14, and XL is 16. A size 8 fits roughly a 36-inch bust, 29-inch waist, and 39-inch hip.

The chart says it fits. But does it suit you?

Download TRYSHOP to preview Banana Republic pieces on a photo of yourself before you buy — so the size chart and your own eyes agree before checkout.

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