US: 18M to Europe Size 92

US: 18M: Corresponds to a height baseline of 86 $\text{cm}$ (33.9 $\text{in}$), a weight baseline of 12.5 $\text{kg}$ (27.5 $\text{lbs}$), and a chest baseline of 52 $\text{cm}$ (20.5 $\text{in}$).

Europe Size 92: Corresponds to a height baseline of 92 $\text{cm}$ (36.2 $\text{in}$), a weight baseline of 14 $\text{kg}$ (30.5 $\text{lbs}$), and a chest baseline of 54 $\text{cm}$ (21.3 $\text{in}$).