Population in Erfurt compared to Siena
Erfurt: 218.793 (2023)
Siena: 52.991 (2025)
In Erfurt there are about 4.1 time more people living, as in Siena.
Size of Erfurt compared to Siena
Erfurt: ca. 270 km²
Siena: ca. 119 km²
Erfurt Finland has a land area approximately. 2.3 times larger than that of Siena.
Population density of Erfurt compared to Siena
Erfurt: ca. 811 Einwohner/km²
Siena: ca. 447 Einwohner/km²
The population density of Erfurt is about1.8 times higher, than the one of Siena.
City comparison between Erfurt and other cities
more about Erfurt (Thuringia, Germany)
more about Siena (Tuscany, Italy)