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Athleta Girl

The quick, ‘beyond-the-size-chart’ breakdown on Athleta Girl: how it fits, what it’s equal to at other brands, and when to buy it.

Here’s how Athleta Girl fits your child compared to other brands you might be considering, so you know before it’s in your cart.

Size range
XS → XXLbig kid
Measurements
Height · Chest · Waist · Hip · Inseamused by Athleta Girl to determine size
Price
$$$ PremiumGeneral tier guide to cost per item
✓ verified against Athleta Girl’s own published size charts · 30 Aug 2026

What size is (and isn’t) like Athleta Girl at other brands?

Find your child’s Athleta Girl size on the left. Twins wear the same number the same way — your size carries straight over. Strangers use the same number but cut it shorter or longer, so don’t trust the label alone.

Athleta GirlSize twinssame number fits the sameSize strangerssame number, different cut
XS44–49"
American Eagle↑ longerJ.Crew Crewcuts↓ shorterGap Kids↓ shorterReebok Kids↑ longerNike Kids↑ longerBoxLunch↓ shorter+2 more
S49–52"
Nautica↓ shorterAmazon Essentials Kids↓ shorterJ.Crew Crewcuts↓ shorterReebok Kids↑ longerVineyard Vines Kids↑ longerGap Kids↓ shorter
M52–56"
Nautica↓ shorterAmazon Essentials Kids↓ shorterReebok Kids↑ longerPuma Kids↑ longerJ.Crew Crewcuts↓ shorter
L56–59"
Nautica↓ shorterAmazon Essentials Kids↓ shorterReebok Kids↑ longerPuma Kids↑ longerJ.Crew Crewcuts↓ shorterBoxLunch↑ longer+3 more
XL59–61"
Amazon Essentials Kids↓ shorterPuma Kids↑ longerReebok Kids↑ longerJ.Crew Crewcuts↓ shorterBoxLunch↑ longerLids Kids↑ longer+4 more
XXL61–64"
J.Crew Crewcuts↑ longerPatagonia Kids↑ longer

In short

Where labels drift. The exceptions are the “strangers” above — e.g. at size L, Nautica, Amazon Essentials Kids, Reebok Kids cut the same number differently. Check those before you trust the label.

Bottom line: for most sizes, a Athleta Girl number is a safe bet elsewhere — measure once, then double-check only the handful of “stranger” brands above.

Curious about a size that isn’t your child’s here? Every size, compared across every brand, lives here: Browse all size comparisons →

Specialty & inclusive fits

Which trimmer, roomier, or adaptive cuts Athleta Girl publishes alongside its standard sizes.

Not offered
Slim
Not offered
Plus
Not offered
Husky
Not offered
Adaptive

Should you buy Athleta Girl?

Consider it if…

  • You care about body fit, not just height — Athleta Girl publishes chest/waist so you can confirm the cut.

Think twice if…

  • It isn’t sold on third-party marketplaces like Amazon — you’ll buy direct or from select retailers.
  • It sits at the premium end on price.

Skip the cross-referencing — let Little & Youth do it.

Enter your child’s measurements once. We’ll show their Athleta Girl size and their size at 100+ other brands, each from that brand’s own chart.

Find my child’s size →Shop Athleta Girl ↗
Their Measurements. Right Size. Brand by Brand.

A few things parents ask that the chart won’t tell you

What measurements do I need to size Athleta Girl accurately?

Athleta Girl publishes height, chest, waist, hip, inseam in its size chart. Height is the primary driver, and the chest/waist figures let you confirm body fit for a child between sizes.

Where do I buy Athleta Girl?

Athleta Girl is sold direct and through select retailers — it isn’t carried on third-party marketplaces like Amazon.

How this is built. The comparisons here are computed by Little & Youth from each brand’s own published sizing. Brands revise charts over time, so confirm on the retailer’s live chart before buying. Independent; not affiliated with Athleta Girl.