Comparison of Westland Wasp and Eurocopter AS355

Attribute	Eurocopter AS355 ×	Westland Wasp ×
General
Manufacturer	Eurocopter	AgustaWestland
Model	Eurocopter AS355	Westland Wasp
Country	France	United Kingdom
Manufactured from (year)	1975	1962
Manufactured to (year)	2016	1966
Type	Mid Size Helicopters	Military Helicopters
Icao	AS55	-
Performance
Engine	2x 2 × Allison 250-C20F turboshaft engine	1x Rolls-Royce Nimbus 103
Power, hp (hp)	420	710
Max cruise speed (km/h)	239	193
Travel range (km)	704	491
Fuel economy (km/l)	1.13	-
Service ceiling (m)	3,414	3,719
Rate of climb (m/sec)	6.5	7.32
Weights
Max take off weight (kg)	2,600	2,495
Max payload (kg)	887	360
Fuel tank capacity (l)	719	704
Baggage volume (m³)	1	-
Dimensions
Seats	6	6
Cabin height (m)	1.3	-
Cabin width (m)	1.65	-
Cabin length (m)	2.42	-
Exterior length (m)	12.94	12.29
Tail height (m)	3.22	3.5
Fuselage diameter (m)	1.87	1.8
Wing span (m)	10.69	9.83
Wing tips	No Winglets	No Winglets