She carried 210 long tons (210 t) of coal that gave her a range of about 1,300 nautical miles (2,400 km; 1,500 mi) at full speed.

[1] Vasilefs Georgios was armed with a pair of Armstrong nine-inch (229 mm) rifled muzzle-loading guns.

The ship was a central-battery ironclad with the armament concentrated amidships in a hexagonal armored citadel.

[3] Vasilefs Georgios, named for King George I of Greece,[4] was built by Thames Ironworks, Blackwall, London.

[3] In February 1870, Vasilefs Georgios was damaged at sea, guns in one of her turrets being dislodged.