FORCETALLY
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At a glance
Measured figures
Chinook HC6A · 2 ×
Single sourceChinook / RAF specification (variant not stated) · Rotor diameter · Rotor
Single source2 × 60 ft 0 in (18.29 m)[source]
18.29m[source]Chinook / RAF specification (variant not stated) · Rotor
EC120 B · Main rotor diameter
Single source10.0 m (32 ft 10 in)[source]
Empty; Chinook HC6A · Empty weight
Single sourceGross; Chinook HC6A · Gross weight
Single sourceMaximum take-off; Chinook HC6A · Max takeoff weight
Single source22,450 lb (10,183 kg)[source]
26,680 lb (12,102 kg)[source]
50,000 lb (22,680 kg)[source]
Empty; EC120 B · Empty weight
Single sourceMaximum take-off; EC120 B · internal load
Single sourceChinook HC6A · pilot, copilot, two weapon system operators/loadmasters
Single source4 (pilot, copilot, two weapon system operators/loadmasters)[source]
2 Pilots, 2 Weapon System Operators[source]Chinook / RAF specification (variant not stated) · AircrewSource text · numeric interpretation needs review
EC120 B · Crew
Single sourceMaximum; Chinook HC6A · Maximum speed
Single sourceMaximum; Chinook / RAF specification (variant not stated) · Maximum speed · Maximum speed
Single source160 kn (180 mph, 300 km/h)[source]
160kt[source]Chinook / RAF specification (variant not stated) · Maximum speed
Cruise; EC120 B · max
Single source226 km/h (140 mph, 122 kn) max[source]
Chinook HC6A · 2 × Honeywell T55-GA-714A turboshaft free-turbine engines, 3,750 shp ( ) each
Single source2 × Honeywell T55-GA-714A turboshaft free-turbine engines, 3,750 shp (2,800 kW) each[source]
EC120 B · 1 × Turbomeca TM 319 Arrius 2F turboshaft for take-off
Single source1 × Turbomeca TM 319 Arrius 2F turboshaft , 376 kW (504 hp) for take-off[source]
EC120 B · Endurance
Single source4 hours 32 minutes[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Configuration
| Specification | Boeing Chinook (UK variants) | Eurocopter EC120 Colibri |
|---|---|---|
| Type | Transport helicopter[source] | Light utility helicopter[source] |
| Manufacturer | Boeing Defense, Space & Security[source] | Eurocopter Airbus Helicopters Harbin Aircraft Industry Group[source] |
| Designer | Boeing-Vertol[source] | Eurocopter CATIC Harbin Aircraft Manufacturing Corporation ST Aerospace[source] |
| Status | In service[source] | Out of production[source] |
| Primary user | Royal Air Force[source] | — |
| Number built | 72 (all RAF models)[source] | ~700 (2015)[source] |
| Introduction date | 22 November 1980 (with RAF)[source] | 1998[source] |
| First flight | 23 March 1980 (HC1)[source] | 9 June 1995[source] |
| Developed from | Boeing CH-47 Chinook[source] | — |
| Variants | HC1, HC1B, HC2, HC3, HC4, HC5, HC6, HC6A, HC7[source] | — |
| Capacity | 55 soldiers and up to 10 tonnes of freight or equipment[source] | 4 pax / 755 kg (1,664 lb) useful load (700 kg (1,543 lb) max slung load)[source] |
| Guns | 2× M134 Miniguns and 1× M60 machine gun[source] 2 x M134 Miniguns, 1 x M60 Machine Gun[source]Chinook / RAF specification (variant not stated) · Guns | — |
| Main rotor area | 5,655.2 sq ft (525.39 m 2 )[source] | 78.54 m 2 (845.4 sq ft)[source] |
| Blade section | - root: Boeing VR-7; tip: Boeing VR-8[source] | — |
| Cockpit Avionics | Glass cockpit with a BAE Systems Digital Advanced Flight Control System (DAFCS), includes automatic modes such as auto-hover and auto-descend to ease pilot workload.[source] | — |
| Sensors | Electro-Optical Sensor Turret (EOST) with two infrared cameras and a low-light TV function .[source] EOST turret including two infrared cameras and a low-light TV function[source]Chinook / RAF specification (variant not stated) · Electro optics | — |
| Defensive Aids | Missile Warning Receiver, Infrared Warning Receiver, Radar Warning Receiver, Counter-measure dispensing system (flares).[source] | — |
| Country of origin | United States[source]Boeing Chinook (UK variants) · origin explicitly stated in the linked current national-inventory row; no inference from operator or shipyard | — |
| Powerplant | Two Honeywell 55-L-714A Free-Turbine engines[source]Chinook / RAF specification (variant not stated) · Powerplant | — |
| Reported engine rating | 4,168shp each[source]Chinook / RAF specification (variant not stated) · ThrustSource text · numeric interpretation needs review | — |
| Flight altitude | 15,000ft[source]Chinook / RAF specification (variant not stated) · Maximum altitude | — |
| National origin | — | Multinational[source] |
| Manufactured | — | 1995–2017[source] |
| Fuel capacity | — | 416 L (110 US gal; 92 imp gal) in two tanks[source] |
| Never exceed speed | — | 278 km/h (173 mph, 150 kn)[source] |
| Hover ceiling IGE | — | 2,820 m (9,252 ft)[source] |
| Hover ceiling OGE | — | 2,320 m (7,612 ft)[source] |
| Disk loading | — | 21.8 kg/m 2 (4.5 lb/sq ft) internal load[source] |
| Power/mass | — | 0.19 kW/kg (0.12 hp/lb) internal load[source] |