Brand vs brand

Wonder Nation vs Burt's Bees Baby sizes

Of Wonder Nation's 11 baby and toddler sizes, 2 line up closely with a Burt's Bees Baby size, 9 are partial matches, and 0 have no clean match. Both charts list weight and height, so the comparison uses both.

Closest pairs: Wonder Nation 3-6M = Burt's Bees Baby 3-6M, Wonder Nation 4T = Burt's Bees Baby 4T.

Watch the labels: Wonder Nation 0-3M is closer to Burt's Bees Baby 0-3M than to Burt's Bees Baby's own 0-3M; Wonder Nation 3-6M is closer to Burt's Bees Baby 3-6M than to Burt's Bees Baby's own 3-6M; Wonder Nation 6-9M is closer to Burt's Bees Baby 6-9M than to Burt's Bees Baby's own 6-9M.

Wonder Nation Runs smallBurt's Bees Baby 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)

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

Burt's Bees Baby

Preemie: up to 6 lb
Newborn: 6 to 9 lb
0-3M: 9 to 12.6 lb
3-6M: 12.6 to 17 lb
6-9M: 17 to 20.9 lb
12M: 20.9 to 24.9 lb
18M: 24.9 to 28 lb
24M: 28 to 30 lb
2T: 29 to 31 lb
3T: 31 to 33 lb
4T: 34 to 37.5 lb

Height (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

Burt's Bees Baby

Preemie: up to 16.9 in
Newborn: up to 21.7 in
0-3M: 21.7 to 24 in
3-6M: 24 to 26.4 in
6-9M: 26.4 to 28.3 in
12M: 28.3 to 30.7 in
18M: 30.7 to 32.7 in
24M: 32.7 to 33.9 in
2T: 35 to 36.5 in
3T: 36.5 to 39 in
4T: 39 to 41.5 in

Wonder Nation size to Burt's Bees Baby size

Wonder Nation	Closest Burt's Bees Baby	Match	Weight: Wonder Nation / Burt's Bees Baby	Height: Wonder Nation / Burt's Bees Baby
Preemie	Preemie	Partial	up to 5 lb / up to 6 lb	up to 17 in / up to 16.9 in
Newborn	Newborn	Partial	5.5 to 7.5 lb / 6 to 9 lb	17.5 to 21 in / up to 21.7 in
0-3M	0-3M	Partial	6.5 to 12 lb / 9 to 12.6 lb	20.5 to 23 in / 21.7 to 24 in
3-6M	3-6M	Close match	12.5 to 16 lb / 12.6 to 17 lb	23.5 to 26 in / 24 to 26.4 in
6-9M	6-9M	Partial	16.5 to 19 lb / 17 to 20.9 lb	26.5 to 27.5 in / 26.4 to 28.3 in
12M	12M	Partial	19.5 to 22 lb / 20.9 to 24.9 lb	28 to 29.5 in / 28.3 to 30.7 in
18M	12M	Partial	22.5 to 26 lb / 20.9 to 24.9 lb	30 to 31.5 in / 28.3 to 30.7 in
24M	24M	Partial	26.5 to 30 lb / 28 to 30 lb	32 to 33.5 in / 32.7 to 33.9 in
2T	24M	Partial	26.5 to 30 lb / 28 to 30 lb	32 to 33.5 in / 32.7 to 33.9 in
3T	3T	Partial	30.5 to 34 lb / 31 to 33 lb	34 to 37.5 in / 36.5 to 39 in
4T	4T	Close match	34.5 to 38 lb / 34 to 37.5 lb	38 to 41.5 in / 39 to 41.5 in

Burt's Bees Baby size to Wonder Nation size

Burt's Bees Baby	Closest Wonder Nation	Match	Weight: Burt's Bees Baby / Wonder Nation	Height: Burt's Bees Baby / Wonder Nation
Preemie	Preemie	Partial	up to 6 lb / up to 5 lb	up to 16.9 in / up to 17 in
Newborn	Newborn	Partial	6 to 9 lb / 5.5 to 7.5 lb	up to 21.7 in / 17.5 to 21 in
0-3M	0-3M	Partial	9 to 12.6 lb / 6.5 to 12 lb	21.7 to 24 in / 20.5 to 23 in
3-6M	3-6M	Close match	12.6 to 17 lb / 12.5 to 16 lb	24 to 26.4 in / 23.5 to 26 in
6-9M	6-9M	Partial	17 to 20.9 lb / 16.5 to 19 lb	26.4 to 28.3 in / 26.5 to 27.5 in
12M	18M	Partial	20.9 to 24.9 lb / 22.5 to 26 lb	28.3 to 30.7 in / 30 to 31.5 in
18M	24M	Partial	24.9 to 28 lb / 26.5 to 30 lb	30.7 to 32.7 in / 32 to 33.5 in
24M	24M	Partial	28 to 30 lb / 26.5 to 30 lb	32.7 to 33.9 in / 32 to 33.5 in
2T	3T	Partial	29 to 31 lb / 30.5 to 34 lb	35 to 36.5 in / 34 to 37.5 in
3T	3T	Partial	31 to 33 lb / 30.5 to 34 lb	36.5 to 39 in / 34 to 37.5 in
4T	4T	Close match	34 to 37.5 lb / 34.5 to 38 lb	39 to 41.5 in / 38 to 41.5 in

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Every Wonder Nation size in Burt's Bees Baby

Close match

Wonder Nation 3-6M lines up closely with Burt's Bees Baby 3-6M.

Weight (lb)

Wonder Nation 3-6M 12.5 to 16 lb

Burt's Bees Baby 0-3M 9 to 12.6 lb

Burt's Bees Baby 3-6M 12.6 to 17 lb

Height (in)

Wonder Nation 3-6M 23.5 to 26 in

Burt's Bees Baby 0-3M 21.7 to 24 in

Burt's Bees Baby 3-6M 24 to 26.4 in

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

Based on published size charts. Wonder Nation chart and Burt's Bees Baby chart.

More comparisons

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