Population in Koblenz compared to Siena
Koblenz: 113.378 (2024)
Siena: 52.991 (2025)
In Koblenz there are about 2.1 time more people living, as in Siena.
Size of Koblenz compared to Siena
Koblenz: ca. 105 km²
Siena: ca. 119 km²
Koblenz has about the same land area as Siena.
Population density of Koblenz compared to Siena
Koblenz: ca. 1.077 Einwohner/km²
Siena: ca. 447 Einwohner/km²
The population density of Koblenz is about2.4 times higher, than the one of Siena.
City comparison between Koblenz and other cities
more about Koblenz (Rhineland-Palatinate, Germany)
more about Siena (Tuscany, Italy)