| AH-64 Apache |
versus |
CAESAR |
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Picture Author: Photo Courtesy of U.S. Army - by Tech. Sgt. Andy Dunaway
Wikimedia Source: https://en.wikipedia.org/wiki/File:AH-64D_Apache_Longbow.jpg
Main Source: US Army Official Website - www.army.mil - via Web Archive (web.archive.org)
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Picture Author:
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| Attack helicopter |
Type |
Self-propelled howitzer |
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| April 1986-present |
Service Period and Status |
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Unit cost:
AH-64A: US$20 million (2007)
AH-64D: US$33M (2010)
AH-64E: US$35.5M (FY2014) |
Program & Unit Cost |
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| 1983–present |
Production Period |
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| 2,000 as of June 2013 |
Number Built |
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| AgustaWestland Apache |
Variants |
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| 30 September 1975 |
First Flight |
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Empty weight:
11,387 lb / 5,165 kg
Loaded weight:
17,650 lb / 8,000 kg
Max. takeoff weight:
23,000 lb / 10,433 kg |
Mass / Weight / Displacement |
17.7 tonnes (6×6 version)
28.7-30.2 tonnes (8×8 version) |
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Fuselage length:
49 ft 5 in / 15.06 m
Length with both rotors turning:
58.17 ft / 17.73 m |
Length |
10 m / 32 ft 10 in (6x6)
12.3 m / 40 ft 4 in (8x8) |
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Width / Beam |
2.55 m / 8 ft 4 in (6x6)
2.8 m / 9 ft 2 in (8x8) |
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| 12.7 ft / 3.87 m |
Height |
3.7 m / 12 ft 2 in (6x6)
3.1 m / 10 ft 2 in (8x8) |
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| 2 (pilot, and co-pilot/gunner) |
Crew |
5-6 (3, emergency) (3, emergency) |
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2 × General Electric T700-GE-701 turboshafts, 1,690 shp (1,260 kW)
upgraded to T700-GE-701C (for AH-64A/D from 1990), 1,890 shp (1,409 kW) each |
Powerplant |
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| 4 blade main rotor, 4 blade tail rotor in non-orthogonal alignment |
Rotor Systems |
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| 48 ft 0 in / 14.63 m |
Rotor Diameter |
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| 1,809.5 ft² / 168.11 m² |
Disc Area |
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| 9.80 lb/ft² / 47.9 kg/m² |
Disc Loading |
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Never exceed speed:
197 knots / 227 mph / 365 km/h
Maximum speed:
158 knots / 182 mph / 293 km/h
Cruise speed:
143 knots / 165 mph / 265 km/h |
Speed |
On-road: 100 km/h / 62 mph
Off-road: 50 km/h / 31 mph |
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Range:
257 nmi / 295 mi / 476 km with Longbow radar mast
Combat radius:
260 nmi / 300 mi / 480 km
Ferry range:
1,024 nmi / 1,180 mi / 1,900 km |
Operational Range |
600 km / 370 mi |
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| 21,000 ft / 6,400 m minimum loaded |
Service Ceiling |
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| 2,500 ft/min / 12.7 m/s |
Rate of Climb |
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| 0.18 hp/lb / 0.31 kW/kg |
Power-to-Weight Ratio |
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Armament |
155 mm/52-calibre howitzer |
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