The WD 2 was powered by an 150 hp Benz Bz III engine and had unequal span wings, the upper measuring 53 ft 10.85 in (16.43 m), the lower 51 ft 1 in (15.57 m), this was reduced to 51 ft 2.2 in (15.60 m) and 48 ft 10 in (14.90 m) respectively on the WD 2a. The three-bay construction was, however, maintained as well as the circular cutout in the center of the upper wing, where a 0.311 in (7.9 mm) machine gun was fitted on a flexible mount.
Span: 53 ft 10.85 in (16.43 m)
Length: 34 ft 5.4 in (10.50 m)
Height: 13 ft 5.4 in (4.10 m)
Wing area: 629.69 sq.ft (58.50 sq.m)
Empty weight: 2,315 lb (1,050 kg)
Loaded weight: 3,278 lb (1,487 kg)
Max speed: 93 mph (150 kmh)
Service ceiling: 10,499 ft (3,200 m)
Range: 416 mls (670 km)