Brand vs brand

The Children's Place vs Wonder Nation sizes

Of The Children's Place's 7 baby and toddler sizes, 2 line up closely with a Wonder Nation size, 5 are partial matches, and 0 have no clean match. Both charts list weight and height, so the comparison uses both.

Closest pairs: The Children's Place 18-24M = Wonder Nation 24M, The Children's Place 4T = Wonder Nation 4T.

Watch the labels: The Children's Place 6-9M is closer to Wonder Nation 12M than to Wonder Nation's own 6-9M; The Children's Place 2T is closer to Wonder Nation 3T than to Wonder Nation's own 2T.

The Children's Place Runs largeWonder Nation Runs small

Based on published size charts compared with other brands.

Size by size, on one scale

Each block is one size, placed where the brand's chart puts it. Blocks that sit above each other fit the same baby.

Weight (lb)

The Children's Place

6-9M: 17.6 to 22 lb
9-12M: 22 to 26.5 lb
12-18M: 26.5 to 28.7 lb
18-24M: 28.7 to 30.9 lb
2T: 30.9 to 33.1 lb
3T: 33.1 to 35.3 lb
4T: 35.3 to 39.7 lb

Wonder Nation

Preemie: up to 5 lb
Newborn: 5.5 to 7.5 lb
0-3M: 6.5 to 12 lb
3-6M: 12.5 to 16 lb
6-9M: 16.5 to 19 lb
12M: 19.5 to 22 lb
18M: 22.5 to 26 lb
24M: 26.5 to 30 lb
2T: 26.5 to 30 lb
3T: 30.5 to 34 lb
4T: 34.5 to 38 lb

Height (in)

The Children's Place

6-9M: 27.2 to 29.1 in
9-12M: 29.1 to 30.3 in
12-18M: 30.3 to 31.9 in
18-24M: 31.9 to 33.5 in
2T: 33.5 to 35 in
3T: 35 to 37.8 in
4T: 37.8 to 40.9 in

Wonder Nation

Preemie: up to 17 in
Newborn: 17.5 to 21 in
0-3M: 20.5 to 23 in
3-6M: 23.5 to 26 in
6-9M: 26.5 to 27.5 in
12M: 28 to 29.5 in
18M: 30 to 31.5 in
24M: 32 to 33.5 in
2T: 32 to 33.5 in
3T: 34 to 37.5 in
4T: 38 to 41.5 in

The Children's Place size to Wonder Nation size

The Children's Place	Closest Wonder Nation	Match	Weight: The Children's Place / Wonder Nation	Height: The Children's Place / Wonder Nation
6-9M	12M	Partial	17.6 to 22 lb / 19.5 to 22 lb	27.2 to 29.1 in / 28 to 29.5 in
9-12M	18M	Partial	22 to 26.5 lb / 22.5 to 26 lb	29.1 to 30.3 in / 30 to 31.5 in
12-18M	18M	Partial	26.5 to 28.7 lb / 22.5 to 26 lb	30.3 to 31.9 in / 30 to 31.5 in
18-24M	24M	Close match	28.7 to 30.9 lb / 26.5 to 30 lb	31.9 to 33.5 in / 32 to 33.5 in
2T	3T	Partial	30.9 to 33.1 lb / 30.5 to 34 lb	33.5 to 35 in / 34 to 37.5 in
3T	3T	Partial	33.1 to 35.3 lb / 30.5 to 34 lb	35 to 37.8 in / 34 to 37.5 in
4T	4T	Close match	35.3 to 39.7 lb / 34.5 to 38 lb	37.8 to 40.9 in / 38 to 41.5 in

Wonder Nation size to The Children's Place size

Wonder Nation	Closest The Children's Place	Match	Weight: Wonder Nation / The Children's Place	Height: Wonder Nation / The Children's Place
Preemie	None	No clean match	up to 5 lb / n/a	up to 17 in / n/a
Newborn	None	No clean match	5.5 to 7.5 lb / n/a	17.5 to 21 in / n/a
0-3M	None	No clean match	6.5 to 12 lb / n/a	20.5 to 23 in / n/a
3-6M	None	No clean match	12.5 to 16 lb / n/a	23.5 to 26 in / n/a
6-9M	6-9M	No clean match	16.5 to 19 lb / 17.6 to 22 lb	26.5 to 27.5 in / 27.2 to 29.1 in
12M	6-9M	Partial	19.5 to 22 lb / 17.6 to 22 lb	28 to 29.5 in / 27.2 to 29.1 in
18M	9-12M	Partial	22.5 to 26 lb / 22 to 26.5 lb	30 to 31.5 in / 29.1 to 30.3 in
24M	18-24M	Close match	26.5 to 30 lb / 28.7 to 30.9 lb	32 to 33.5 in / 31.9 to 33.5 in
2T	18-24M	Close match	26.5 to 30 lb / 28.7 to 30.9 lb	32 to 33.5 in / 31.9 to 33.5 in
3T	2T	Partial	30.5 to 34 lb / 30.9 to 33.1 lb	34 to 37.5 in / 33.5 to 35 in
4T	4T	Close match	34.5 to 38 lb / 35.3 to 39.7 lb	38 to 41.5 in / 37.8 to 40.9 in

Try it

Compare any size

I know the size in

Size

What is that in

Every The Children's Place size in Wonder Nation

Close match

The Children's Place 18-24M lines up closely with Wonder Nation 24M.

Weight (lb)

The Children's Place 18-24M 28.7 to 30.9 lb

Wonder Nation 24M 26.5 to 30 lb

Wonder Nation 2T 26.5 to 30 lb

Wonder Nation 3T 30.5 to 34 lb

Height (in)

The Children's Place 18-24M 31.9 to 33.5 in

Wonder Nation 24M 32 to 33.5 in

Wonder Nation 2T 32 to 33.5 in

Wonder Nation 3T 34 to 37.5 in

The shaded column is the The Children's Place range. Bars show what each brand publishes for the size.

Based on published size charts. The Children's Place chart and Wonder Nation chart.

More comparisons

Charts retrieved October 4, 2026 (The Children's Place) and October 4, 2026 (Wonder Nation). Sources are listed on each brand page. This site is not affiliated with either brand.