Brand vs brand

babyGap vs OshKosh B'gosh sizes

Of babyGap's 9 baby and toddler sizes, 2 line up closely with a OshKosh B'gosh size, 6 are partial matches, and 1 has no clean match. Both charts list weight and height, so the comparison uses both.

Closest pairs: babyGap 3-6M = OshKosh B'gosh 6M, babyGap 6-12M = OshKosh B'gosh 9M.

Watch the labels: babyGap 2Y is closer to OshKosh B'gosh 3T than to OshKosh B'gosh's own 2Y.

babyGap True to sizeOshKosh B'gosh True to size

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)

babyGap

Up to 7 lb: up to 6.6 lb
0-3M: 6.6 to 11 lb
3-6M: 11 to 17.6 lb
6-12M: 17.6 to 22 lb
12-18M: 22 to 26.5 lb
18-24M: 26.5 to 30.9 lb
2Y: 30.9 to 33.1 lb
3Y: 33.1 to 35.3 lb
4Y: 35.3 to 39.7 lb

OshKosh B'gosh

3M: 9 to 12.5 lb
6M: 12.5 to 17 lb
9M: 17 to 21 lb
12M: 21 to 25 lb
18M: 25 to 28 lb
24M: 28 to 30 lb
2T: 29 to 31 lb
3T: 31 to 33 lb
4T: 33 to 37.5 lb

Height (in)

babyGap

Up to 7 lb: up to 18.1 in
0-3M: 18.1 to 22.8 in
3-6M: 22.8 to 27.2 in
6-12M: 27.2 to 29.1 in
12-18M: 29.1 to 31.1 in
18-24M: 31.1 to 33.1 in
2Y: 33.1 to 35.8 in
3Y: 35.8 to 39 in
4Y: 39 to 42.1 in

OshKosh B'gosh

3M: 21.5 to 24 in
6M: 24 to 27 in
9M: 27 to 28.5 in
12M: 28.5 to 30 in
18M: 30 to 32 in
24M: 32 to 34 in
2T: 35 to 36.5 in
3T: 36.5 to 39 in
4T: 39 to 41.5 in

babyGap size to OshKosh B'gosh size

babyGap	Closest OshKosh B'gosh	Match	Weight: babyGap / OshKosh B'gosh	Height: babyGap / OshKosh B'gosh
Up to 7 lb	None	No clean match	up to 6.6 lb / n/a	up to 18.1 in / n/a
0-3M	3M	Partial	6.6 to 11 lb / 9 to 12.5 lb	18.1 to 22.8 in / 21.5 to 24 in
3-6M	6M	Close match	11 to 17.6 lb / 12.5 to 17 lb	22.8 to 27.2 in / 24 to 27 in
6-12M	9M	Close match	17.6 to 22 lb / 17 to 21 lb	27.2 to 29.1 in / 27 to 28.5 in
12-18M	12M	Partial	22 to 26.5 lb / 21 to 25 lb	29.1 to 31.1 in / 28.5 to 30 in
18-24M	24M	Partial	26.5 to 30.9 lb / 28 to 30 lb	31.1 to 33.1 in / 32 to 34 in
2Y	3T	Partial	30.9 to 33.1 lb / 31 to 33 lb	33.1 to 35.8 in / 36.5 to 39 in
3Y	3T	Partial	33.1 to 35.3 lb / 31 to 33 lb	35.8 to 39 in / 36.5 to 39 in
4Y	4T	Partial	35.3 to 39.7 lb / 33 to 37.5 lb	39 to 42.1 in / 39 to 41.5 in

OshKosh B'gosh size to babyGap size

OshKosh B'gosh	Closest babyGap	Match	Weight: OshKosh B'gosh / babyGap	Height: OshKosh B'gosh / babyGap
3M	0-3M	Partial	9 to 12.5 lb / 6.6 to 11 lb	21.5 to 24 in / 18.1 to 22.8 in
6M	3-6M	Close match	12.5 to 17 lb / 11 to 17.6 lb	24 to 27 in / 22.8 to 27.2 in
9M	6-12M	Close match	17 to 21 lb / 17.6 to 22 lb	27 to 28.5 in / 27.2 to 29.1 in
12M	12-18M	Partial	21 to 25 lb / 22 to 26.5 lb	28.5 to 30 in / 29.1 to 31.1 in
18M	12-18M	Partial	25 to 28 lb / 22 to 26.5 lb	30 to 32 in / 29.1 to 31.1 in
24M	18-24M	Partial	28 to 30 lb / 26.5 to 30.9 lb	32 to 34 in / 31.1 to 33.1 in
2T	18-24M	No clean match	29 to 31 lb / 26.5 to 30.9 lb	35 to 36.5 in / 31.1 to 33.1 in
3T	2Y	Partial	31 to 33 lb / 30.9 to 33.1 lb	36.5 to 39 in / 33.1 to 35.8 in
4T	4Y	Partial	33 to 37.5 lb / 35.3 to 39.7 lb	39 to 41.5 in / 39 to 42.1 in

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Size

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Every babyGap size in OshKosh B'gosh

Close match

babyGap 3-6M lines up closely with OshKosh B'gosh 6M.

Weight (lb)

babyGap 3-6M 11 to 17.6 lb

OshKosh B'gosh 3M 9 to 12.5 lb

OshKosh B'gosh 6M 12.5 to 17 lb

OshKosh B'gosh 9M 17 to 21 lb

Height (in)

babyGap 3-6M 22.8 to 27.2 in

OshKosh B'gosh 3M 21.5 to 24 in

OshKosh B'gosh 6M 24 to 27 in

OshKosh B'gosh 9M 27 to 28.5 in

The shaded column is the babyGap range. Bars show what each brand publishes for the size.

Based on published size charts. babyGap chart and OshKosh B'gosh chart.

More comparisons

Charts retrieved October 4, 2026 (babyGap) and October 4, 2026 (OshKosh B'gosh). Sources are listed on each brand page. This site is not affiliated with either brand.