SMS Sachsen was the lead ship of her class of four ironclads of the German Kaiserliche Marine. Her sisterships were Bayern, Württemberg, and Baden. Sachsen was built in the AG Vulcan shipyard in Stettin. She was laid down in April 1875, launched on 21 July 1877, and commissioned on 21 October 1878. The ship was armed with a main battery of six guns in individual open mounts.