Type Werk.Nr Registration History
Rebuilt K 1, first flight in Dec. 1929
Type Type2 + 8 seat airliner
Engine Engine4 Gnôme-Rhône  Titan , front engines with 4-bladed, rear with 2-bladed wooden propellers
Dimensions Length  15.0 m, height 4.10 m, span 20.6 m, wing area 76.00 m2
Weights Empty 3400 kg, load 1600 kg, flying weight 5000 kg
Performance Max. speed 195 km/h, service ceiling 2800 m, climb to 2000 m 18.0 min.
The Do K2 flew in December 1929 with similar wings and fuselage but had a changed landing gear and four 240 hp (179 kW) Gnome-Rhone Titan radial engines The four engines were strut mounted on each side of the fuselage in tandem pairs, one in tractor configuration and the other as a pusher Although the aircraft had an increase in available power, the performance was little improved on the K1.