| Do 25 |
Do25-P1, 150 hp Tigre GIVB engine Do 27- P2, 225hp Continental O470-J. |
| Do 27 |
Static Test Airframe # 101 and 2 other Do 27 Prototypes (# 102 and # 103 later registered as B1) |
| Do 27-A1 |
Basic military production variant, 6 seats, 1570 kg MTOW, undercarriage width 225 cm. |
| Do 27-A2 |
As A1 minor modifications (interior). |
| Do 27-A3 |
As A1. (but 1700 kg MTOW) with Wheels (8,5 x 10), Reinforced Fuselage and Wing, 1750 kg MTOW. |
| Do 27-A4 |
As A3. Undercarriagewidth 272 cm, no vetral doors, 1850 kg MTOW. |
| Do 27-A5 |
38 Do 27-A3 converted to A4 Standard. Certificated as civil Model as A4 later. |
| Do 27-B1 |
As A1. Dual Controls |
| Do 27-B2 |
As B1 apart minor internal modifications and dual brake. |
| Do 27-B3 |
As B1. (1700 kg MTOW) with Wheels (8,5 x 10), Reinforced Fuselage and Wing,. 1750 kg MTOW. |
| Do 27-B5 |
10 Do 27-B3 converted to A4 Standard. Certificated as A4 later. |
| Do 27-H1 |
As B2. Engine Lycoming GSO-480 B1B6 (340 hp), 3-bladed prop, different rudder. |
| Do 27-H2 |
As H1. Fuselage like A4 or Q1. |
| Do 27-J1 |
As A4. Do 27-A4 delivered to the Belgium Army. |
| Do 27-K1 |
As A4. Do 27-A4 delivered to the Portuguese Airforce. |
| Do 27-K2 |
As K1. minor technical Modifications. Delivered to Portuguese Airforce. |
| Do 27-Q1 |
As A3. Basic Civilversion of the Do 27. Different Interior and Painting. |
| Do 27-Q3 |
As Q1. Engine Continental O-470-K. |
| Do 27-Q4 |
As Q1. Fuselage as A4.auxiliary fueltanks (2 x 72 l), 1850 kg MTOW. |
| Do 27-Q5 |
As Q4. Minor internal Modifications. |
| Do 27-Q6 |
As Q5. Internal Modifications, matches FAA-certification criteria (2 built). |
| Do 27-S1 |
Floatplane (# 2023). As Q1 later registerd as Do 27-S2. Crashed 2.9.72. |
| Do 27-T |
As Q4. Propellerturbine Turbomeca Astazou II (530 hp). 1 Do 27-T1 was built (# 2068). |
| C.127 |
As A1. License production of C.A.S.A/Spain. |