page_title: Avro 642 Eighteen
section_title: Specifications (641/2m)
hierarchical_section_title: Avro 642 Eighteen / Specifications (641/2m)
caption_attribution_description: English: Avro 642 3-view drawing from NACA-AC-191
context_page_description: The Avro 642 Eighteen was a 1930s British monoplane airliner. Only two were built — one twin-engined and the other four-engined.
context_section_description: Data from British Civil Aircraft since 1919 Volume 1
  General characteristics
  Crew: two
  Capacity: 16 passengers
  Length: 54 ft 6 in (16.62 m)
  Wingspan: 71 ft 3 in (21.72 m)
  Height: 11 ft 6 in (3.51 m)
  Wing area: 728 sq ft (67.7 m²)
  Empty weight: 7,360 lb (3,345 kg)
  Gross weight: 11,800 lb (5,363 kg)
  Powerplant: 2 × Armstrong Siddeley Jaguar IVD , 450 hp (336 kW)  each
  Performance
  Maximum speed: 160 mph (258 km/h, 140 kn)
  Range: 600 mi (970 km, 520 nmi)
  Service ceiling: 15,500 ft (4,275 m)
  Rate of climb: 970 ft/min (4.9 m/s)
caption: Avro 642 3-view drawing from NACA-AC-191
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