Comparison of Bristol Sycamore and Eurocopter AS355

Attribute	Eurocopter AS355 ×	Bristol Sycamore ×
General
Manufacturer	Eurocopter	Bristol Aeroplane Company
Model	Eurocopter AS355	Bristol Sycamore
Country	France	United Kingdom
Manufactured from (year)	1975	1947
Manufactured to (year)	2016	1959
Type	Mid Size Helicopters	Military Helicopters
Icao	AS55	SYCA
Performance
Engine	2x 2 × Allison 250-C20F turboshaft engine	1x Alvis Leonides 73
Power, hp (hp)	420	550
Max cruise speed (km/h)	239	204
Travel range (km)	704	537
Fuel economy (km/l)	1.13	-
Service ceiling (m)	3,414	4,877
Rate of climb (m/sec)	6.5	5.84
Weights
Max take off weight (kg)	2,600	2,540
Max payload (kg)	887	454
Fuel tank capacity (l)	719	405
Baggage volume (m³)	1	-
Dimensions
Seats	6	5
Cabin height (m)	1.3	-
Cabin width (m)	1.65	-
Cabin length (m)	2.42	-
Exterior length (m)	12.94	18.62
Tail height (m)	3.22	4.2
Fuselage diameter (m)	1.87	-
Wing span (m)	10.69	14.8
Wing tips	No Winglets	No Winglets