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Here’s how JoJo Maman Bébé fits your child compared to other brands you might be considering, so you know before it’s in your cart.
Find your child’s JoJo Maman Bébé 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.
| JoJo Maman Bébé | Size twinssame number fits the same | Size strangerssame number, different cut |
|---|---|---|
| Extra tiny19.3–20.1" | — | No same-size match at other brands |
| Premature18.5–19.3" | — | No same-size match at other brands |
| Tiny baby20.1–21.3" | — | No same-size match at other brands |
| Newborn21.3–23.2" | Macy's First Impressions↓ shorterPrimark Kids↓ shorterCat & Jack↓ shorterWalmart Wonder Nation↓ shorterLittle Sleepies↓ shorterKohl's Jumping Beans↓ shorter | |
| 0-3M23.2–25.6" | babyGap↓ shorterWalmart Wonder Nation↓ shorterCat & Jack↓ shorterMagnetic Me↓ shorterUnder Armour Kids↓ shorterRylee + Cru↓ shorter | |
| 6-12M29.9–31.1" | — | babyGap↓ shorterRylee + Cru↓ shorter |
| 3-6M25.6–28" | ||
| 6-9M28–29.9" | Cat & Jack↓ shorterWalmart Wonder Nation↓ shorter | |
| 9-12M31.1–32.7" | None — a universal size | |
| 12-18M32.7–35" | babyGap↓ shorterOld Navy↓ shorterRylee + Cru↓ shorterBonpoint↓ shorterMango Kids↓ shorterPetit Bateau↓ shorter | |
| 18-24M35–37.4" | — | babyGap↓ shorterOld Navy↓ shorterBonpoint↓ shorterMango Kids↓ shorterPetit Bateau↓ shorterRylee + Cru↓ shorter |
| 2-337.4–39.8" | ||
| 3-439.8–42.1" | Joules Kids↓ shorterUniqlo Kids↑ longer | |
| 4-542.1–44.5" | Joules Kids↓ shorterBobo Choses↓ shorter | |
| 5-644.5–46.9" | Joules Kids↓ shorter | |
| 6-746.9–50.4" | Joules Kids↓ shorterBobo Choses↓ shorterMarks & Spencer↓ shorterPrimark Kids↓ shorterZara Kids↓ shorter | |
| 8-950.4–56.3" | ||
| 10-1256.3–63.4" | — | No same-size match at other brands |
Where the number just works. At Extra tiny, Premature, Tiny baby, 9-12M, 10-12, JoJo Maman Bébé lines up with every brand we track — the size carries straight over.
Where labels drift. The exceptions are the “strangers” above — e.g. at size 18-24M, babyGap, Old Navy, Bonpoint cut the same number differently. Check those before you trust the label.
Bottom line: for most sizes, a JoJo Maman Bébé 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 →
Which trimmer, roomier, or adaptive cuts JoJo Maman Bébé publishes alongside its standard sizes.
This is what parents report anecdotally — crowd sentiment, not a Little & Youth determination. Our sizing above is computed from JoJo Maman Bébé’s own published chart; the notes here come from public parent discussion.
JoJo Maman Bébé runs generous — most parents find it roomy and size right on, or even down. It’s a British brand, and shoppers repeatedly describe the everyday clothes as generously cut and long-lasting — one parent had a child in a 12–18m tee until nearly four. The main exception is the structured winter gear: the fleece and Polartec coats run closer to true, with narrow cuffs, so size those to the measurements rather than assuming the same roominess. Sizing is British and height-based, so line it up against real height rather than US numbers.
Based on anecdotal discussion from multiple publicly available online sources; your experience may differ.
Enter your child’s measurements once. We’ll show their JoJo Maman Bébé size and their size at 100+ other brands, each from that brand’s own chart.
Find my child’s size →Shop JoJo Maman Bébé ↗On Amazon ↗It runs generous — most parents find the everyday clothes roomy and buy the on-age size or even size down. The exception is the fleece and Polartec winter coats, which run closer to true with narrow cuffs, so size those off the measurements.
JoJo is a British brand sized by age and height (Premature through 12Y), which doesn’t map one-to-one to US numeric sizes. Our comparison lines it up against your child’s real height, and you can switch this page between inches and centimeters with the toggle above the table.
JoJo Maman Bébé publishes height, weight in its size chart. Height is the primary driver on this chart.
JoJo Maman Bébé is sold on its own site and on Amazon, so you can pick the marketplace you prefer.