Mass
1,000 tonnes (1,100 short tons; 980 long tons), estimated
Length
35 m (115 ft) hull
39 m (128 ft) guns forwards
Width
14 m (46 ft)
Height
11 m (36 ft)
Crew
20+, possibly as many as 41
Armor
150–360 mm (5.9–14.2 in)
Main
armament
2 × 280 mm 54.5 SK C/34
Secondary
armament
4 × 12.8 cm Pak 44,
1 × 105 mm howitzer, 2 × 37 mm gun, 24 × 20 mm AA gun, 24 × 30 mm AA gun, 8 × 88 mm AA gun, 4 × 15 mm autocannon,

4 × 7.92 mm machine gun
Engine
8 × Daimler-Benz MB501 20-cylinder marine diesel engines,