page_title: Caudron R.4
section_title: Specifications
hierarchical_section_title: Caudron R.4 / Specifications
caption_attribution_description: English: Caudron R.4 ID drawings
context_page_description: The Caudron R.4 was a French World War I twin-engine biplane reconnaissance/artillery cooperation aircraft and the progenitor of a series of successful aircraft that filled a variety of roles with the French Aéronautique Militaire.
context_section_description: Data from Davilla (1997), p.166
  General characteristics
  Crew: three
  Length: 11.80 m (38 ft 9 in)
  Wingspan: 21.10 m (69 ft 3 in)
  Height: 3.60 m (11 ft 10 in)
  Wing area: 63.16 m² (679.8 sq ft)
  Empty weight: 1,720 kg (3,792 lb)
  Gross weight: 2,337 kg (5,152 lb)
  Powerplant: 2 × Renault 12Db air-cooled inline V-12, 97 kW (130 hp)  each
  Propellers: 2-bladed wooden fixed-pitch two-blade propellers
  Performance
  Maximum speed: 136 km/h (85 mph, 73 kn) at 2,000 m (6,600 ft)
  Range: 500 km (310 mi, 270 nmi)
  Endurance: 3 hours
  Service ceiling: 4,600 m (15,100 ft)
  Time to altitude: 18 minutes to 2,000 m (6,600 ft)
  Armament
  Guns: 2 - 4 × .303 in (7.7 mm) Lewis guns on gun rings in nose and dorsal positions
caption: Caudron R.4 drawings
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