A youth XS measures 14 inches across the chest laid flat in Port & Company PC54Y youth, and a toddler 5T measures 14 inches in Gildan 5100P.
Method: compiled 2026-10-01 from 7 sources, each named beside its row: Port & Company PC54Y youth spec sheet (https://www.sanmar.com/p/3986_Purple/specSheetMeasurements, fetched live 2026-10-01); Gildan 5100P spec sheet (https://www.sanmar.com/p/7764_LightBlue/specSheetMeasurements, fetched live 2026-10-01); BELLA+CANVAS BC3413T spec sheet (https://www.sanmar.com/p/64377_OliveTB/specSheetMeasurements, fetched live 2026-10-01); Port & Company CAR54T spec sheet (https://www.sanmar.com/p/6472_CloverGrn/specSheetMeasurements, fetched live 2026-10-01); Gildan 5000B youth spec sheet (https://www.sanmar.com/p/439_Daisy/specSheetMeasurements, fetched live 2026-10-01); Bella+Canvas youth chart (https://www.bellacanvas.com/fit-size-charts, fetched live 2026-10-01); Gildan 8800B youth polo spec sheet (https://www.sanmar.com/p/5323_Royal/specSheetMeasurements, fetched live 2026-10-01). Where a source gives inches only, cm is converted at 2.54 cm per inch and rounded to the nearest cm. Values a source publishes outside a plausible garment range are left out.
How wide is each toddler size across the chest?
Laid-flat width is measured on the shirt itself, so it is the fairest way to line a toddler shirt up against a youth shirt.
| Size | Brand and style | Measurement | Inches | cm | Source |
|---|---|---|---|---|---|
| Toddler 2T | BELLA+CANVAS BC3413T | Chest, laid flat | 12 | 30 (converted) | www.sanmar.com/p/64377_OliveTB/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Toddler 2T | Gildan 5100P | Chest, laid flat | 11 | 28 (converted) | www.sanmar.com/p/7764_LightBlue/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Toddler 2T | Port & Company CAR54T | Chest, laid flat | 12.25 | 31 (converted) | www.sanmar.com/p/6472_CloverGrn/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Toddler 3T | BELLA+CANVAS BC3413T | Chest, laid flat | 13 | 33 (converted) | www.sanmar.com/p/64377_OliveTB/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Toddler 3T | Gildan 5100P | Chest, laid flat | 12 | 30 (converted) | www.sanmar.com/p/7764_LightBlue/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Toddler 3T | Port & Company CAR54T | Chest, laid flat | 12.75 | 32 (converted) | www.sanmar.com/p/6472_CloverGrn/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Toddler 4T | BELLA+CANVAS BC3413T | Chest, laid flat | 14 | 36 (converted) | www.sanmar.com/p/64377_OliveTB/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Toddler 4T | Gildan 5100P | Chest, laid flat | 13 | 33 (converted) | www.sanmar.com/p/7764_LightBlue/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Toddler 4T | Port & Company CAR54T | Chest, laid flat | 13.25 | 34 (converted) | www.sanmar.com/p/6472_CloverGrn/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Toddler 5T | BELLA+CANVAS BC3413T | Chest, laid flat | 15 | 38 (converted) | www.sanmar.com/p/64377_OliveTB/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Toddler 5T | Gildan 5100P | Chest, laid flat | 14 | 36 (converted) | www.sanmar.com/p/7764_LightBlue/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
How wide are youth XS and youth small?
The two smallest youth sizes, measured the same way.
| Size | Brand and style | Measurement | Inches | cm | Source |
|---|---|---|---|---|---|
| Youth XS | Gildan 5000B youth | Chest, laid flat | 16 | 41 (converted) | www.sanmar.com/p/439_Daisy/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Youth XS | Port & Company PC54Y | Chest, laid flat | 14 | 36 (converted) | www.sanmar.com/p/3986_Purple/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Youth XS | Port & Company PC54Y youth | Chest, laid flat | 14 | 36 (converted) | www.sanmar.com/p/3986_Purple/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Youth S | Gildan 5000B youth | Chest, laid flat | 17 | 43 (converted) | www.sanmar.com/p/439_Daisy/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Youth S | Port & Company PC54Y | Chest, laid flat | 16 | 41 (converted) | www.sanmar.com/p/3986_Purple/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
| Youth S | Port & Company PC54Y youth | Chest, laid flat | 16 | 41 (converted) | www.sanmar.com/p/3986_Purple/specSheetMeasurements, Product Measurements 'Chest' row, fetched 2026-10-01 |
Is a toddler shirt shorter than a youth XS?
Body length from the same spec sheets.
| Size | Brand and style | Measurement | Inches | cm | Source |
|---|---|---|---|---|---|
| Toddler 4T | BELLA+CANVAS BC3413T | Body length | 17.5 | 44 (converted) | www.sanmar.com/p/64377_OliveTB/specSheetMeasurements, Product Measurements 'Body Length at Back' row, fetched 2026-10-01 |
| Toddler 4T | Gildan 5100P | Body length | 17 | 43 (converted) | www.sanmar.com/p/7764_LightBlue/specSheetMeasurements, Product Measurements 'Body Length at Front' row, fetched 2026-10-01 |
| Toddler 4T | Port & Company CAR54T | Body length | 18 | 46 (converted) | www.sanmar.com/p/6472_CloverGrn/specSheetMeasurements, Product Measurements 'Body Length at Back' row, fetched 2026-10-01 |
| Toddler 5T | BELLA+CANVAS BC3413T | Body length | 18.5 | 47 (converted) | www.sanmar.com/p/64377_OliveTB/specSheetMeasurements, Product Measurements 'Body Length at Back' row, fetched 2026-10-01 |
| Toddler 5T | Gildan 5100P | Body length | 18 | 46 (converted) | www.sanmar.com/p/7764_LightBlue/specSheetMeasurements, Product Measurements 'Body Length at Front' row, fetched 2026-10-01 |
| Youth XS | Gildan 5000B youth | Body length | 20.5 | 52 (converted) | www.sanmar.com/p/439_Daisy/specSheetMeasurements, Product Measurements 'Body Length at Back' row, fetched 2026-10-01 |
| Youth S | Gildan 5000B youth | Body length | 22 | 56 (converted) | www.sanmar.com/p/439_Daisy/specSheetMeasurements, Product Measurements 'Body Length at Back' row, fetched 2026-10-01 |
| Youth S | Port & Company PC54Y | Body length | 21 | 53 (converted) | www.sanmar.com/p/3986_Purple/specSheetMeasurements, Product Measurements 'Body Length at Back' row, fetched 2026-10-01 |
| Youth S | Port & Company PC54Y youth | Body length | 21 | 53 (converted) | www.sanmar.com/p/3986_Purple/specSheetMeasurements, Product Measurements 'Body Length at Back' row, fetched 2026-10-01 |
What number goes with youth XS and youth small?
Letter and number pairs from the spec sheets.
| Size | Brand and style | Numeric size | Source |
|---|---|---|---|
| Youth XS | Port & Company PC54Y | 4/5 | www.sanmar.com/p/3986_Purple/specSheetMeasurements, 'Size' row, fetched 2026-10-01 |
| Youth XS | Port & Company PC54Y youth | 4/5 | www.sanmar.com/p/3986_Purple/specSheetMeasurements, 'Size' row, fetched 2026-10-01 |
| Youth S | Bella+Canvas youth | 6/8 | bellacanvas.com/fit-size-charts, "Youth" row, fetched 2026-10-01 |
| Youth S | Gildan 8800B youth polo | 6/8 | www.sanmar.com/p/5323_Royal/specSheetMeasurements, 'Size' row, fetched 2026-10-01 |
| Youth S | Port & Company PC54Y | 6/8 | www.sanmar.com/p/3986_Purple/specSheetMeasurements, 'Size' row, fetched 2026-10-01 |
| Youth S | Port & Company PC54Y youth | 6/8 | www.sanmar.com/p/3986_Purple/specSheetMeasurements, 'Size' row, fetched 2026-10-01 |
How tall is a child in each toddler size?
Body length each toddler size fits, from the brand's fit chart.
| Size | Brand and style | Measurement | Inches | cm | Source |
|---|---|---|---|---|---|
| Toddler 2T | Bella+Canvas toddler | Body length it fits | 32-35 | 81-89 (converted) | bellacanvas.com/fit-size-charts, "Length" row, fetched 2026-10-01 |
| Toddler 3T | Bella+Canvas toddler | Body length it fits | 35-38 | 89-97 (converted) | bellacanvas.com/fit-size-charts, "Length" row, fetched 2026-10-01 |
| Toddler 4T | Bella+Canvas toddler | Body length it fits | 38-40 | 97-102 (converted) | bellacanvas.com/fit-size-charts, "Length" row, fetched 2026-10-01 |
| Toddler 5T | Bella+Canvas toddler | Body length it fits | 40-43 | 102-109 (converted) | bellacanvas.com/fit-size-charts, "Length" row, fetched 2026-10-01 |
