Comparison of AgustaWestland AW139 and Bell 412

Attribute	AgustaWestland AW139 ×	Bell 412 ×
General
Manufacturer	AgustaWestland	Bell Helicopter
Model	AgustaWestland AW139	Bell 412
Country	United Kingdom	United States
Manufactured from (year)	2001	1981
Type	Large Helicopters	Large Helicopters
Icao	A139	B412
Performance
Engine	2x Pratt & Whitney Canada PT6C-67C	1x 1 × Pratt & Whitney Canada PT6T-3D Twin-Pac
Power, hp (hp)	1,531	1,250
Avionics	Autopilot 4 axis, Honeywell digital avionics	Garmin GTN-750 NAV/COM/WAAS GPS, Helicopter Terrain Avoidance Warning System (H-TAWS) Capability
Max cruise speed (km/h)	309	230
Travel range (km)	1,061	659
Fuel economy (km/l)	0.514	0.612
Service ceiling (m)	6,096	6,096
Rate of climb (m/sec)	10.87	6.86
Weights
Max take off weight (kg)	6,400	5,398
Max payload (kg)	2,778	2,190
Fuel tank capacity (l)	2,086	1,253
Baggage volume (m³)	3	0.8
Dimensions
Seats	15	15
Cabin height (m)	1.42	1.24
Cabin width (m)	2.08	2.43
Cabin length (m)	2.7	2.34
Exterior length (m)	16.66	17.02
Tail height (m)	4.98	4.54
Fuselage diameter (m)	2.1	2.6
Wing span (m)	13.8	14.02
Wing tips	No Winglets	No Winglets