Since 2008, the Portuguese company BRM Costruções Aeronáuticas from Pero Pinheiro has been manufacturing the BRM Citius, a light multi-purpose aircraft. This two-seater, all-metal high-wing aircraft is equipped with a four-cylinder Rotax 912UL or Rotax 912ULS engine, delivering 100 hp (75 kW).
Original Design and Manufacturing
The company has now transitioned to producing a more advanced design, the BRM Citius Sport. This new model offers the option of installing Jabiru 2200 engines with 85 hp (63 kW) or Jabiru 3300 engines with 120 hp (89 kW), providing enhanced versatility and performance.
Evolution and Modern Engine Options
Technical Specifications
| Modification | Citius |
| Wingspan, m | 9.20 |
| Length, m | 6.50 |
| Height, m | 2.35 |
| Wing area, m2 | 13.25 |
| Empty weight | 275 |
| Maximum takeoff weight | 472 |
| Engine type | 1 Piston engine Rotax 912ULS |
| Power, hp | 1 x 100 |
| Maximum speed, km/h | 240 |
| Cruising speed, km/h | 185 |
| Practical range, km | 830 |
| Rate of climb, m/min | 366 |
| Max. operational G-load | 6 |
| Crew | 2 |
Image and diagram gallery of the BRM Citius
 Citius |
 Citius |
 Citius |
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 Citius. Photograph: Salvador de la Rubia |
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