Despite the similar names, Upper Sorbian (Sorbian) and Serbian (Serbian) are entirely separate languages from different branches of the Slavic family. Compare them side by side — where each is spoken, who speaks them, and how they relate.
Hornjoserbsce · Obersorbisch
A West Slavic language spoken by the Sorb minority of Upper Lusatia in Saxony, centred on Bautzen (Budyšin). Around 13,000 speakers; carries a continuous literary tradition since the 16th century.
Srpski · Standard Serbian
The Belgrade-based standard of Serbian. Part of the Štokavian dialect continuum that underlies all four BCMS national standards (Bosnian, Croatian, Montenegrin, Serbian); written in both Cyrillic and Latin scripts.
Read about Sorbian and Serbian on their own to see how each language stands apart.