The Hamburg is a small or medium-sized breed. For most colour varieties, cocks weigh and hens about or ; weights for the pencilled varieties are lower, at about and respectively.. Weights for bantams are roughly for cocks and for hens. The standard ring sizes are for cocks and for hens, but for the pencilled variants are and respectively. Five different
colour varieties are recognised by the
Poultry Club of Great Britain: silver-spangled, gold-spangled, silver-pencilled, gold-pencilled and black. The same five are included in the
American Standard of Perfection, with the addition of the white. The
Entente Européenne recognises these six and also the blue; a further five are listed but not recognised: citron-pencilled, gold-white-pencilled, gold-blue-pencilled, cuckoo and red. == Use ==