US: 3T to Europe Size 74

US: 3T: Corresponds to a height baseline of 98 $\text{cm}$ (38.6 $\text{in}$), a weight baseline of 15 $\text{kg}$ (33 $\text{lbs}$), and a chest baseline of 57 $\text{cm}$ (22.4 $\text{in}$).

Europe Size 74: Corresponds to a height baseline of 74 $\text{cm}$ (29.1 $\text{in}$), a weight baseline of 9.3 $\text{kg}$ (20.5 $\text{lbs}$), and a chest baseline of 49 $\text{cm}$ (19.3 $\text{in}$).