US: 6 Tall to Europe Size 40 Petite

US: 6 Tall: Corresponds to a bust girth of 88.9 $\text{cm}$ (35 $\text{in}$), waist girth of 68.6 $\text{cm}$ (27 $\text{in}$), hip girth of 94 $\text{cm}$ (37 $\text{in}$), stature variant Tall (Over 173 cm / Over 5’8”), and fit classification Tall Tailored Fit.

Europe Size 40 Petite: Corresponds to a bust girth of 91.4 $\text{cm}$ (36 $\text{in}$), waist girth of 71.1 $\text{cm}$ (28 $\text{in}$), hip girth of 96.5 $\text{cm}$ (38 $\text{in}$), stature variant Petite (Under 163 cm / Under 5’4”), and fit classification Petite Tailored Fit.