Folland Gnat vs. Aero Commander 690

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Folland Gnat versus Aero Commander 690
9.67 m 31 ft 9 in length 12.04 m 39 ft 6 in
2.95 m 9 ft 8 in height 3.75 m 12 ft 4 in
7.32 m 24 ft wingspan 15.02 m 49 ft 3 in
Bristol Siddeley Orpheus 100 engines 2 x Lycoming TIO-540
4700 lbf thrust per engine 380 lbs
4700 lbf total thrust 760 lbs
3,915 kg 8,630 lb MTOW 8,000 lb 3,629 kg
1,851 km 999 nm range 1,600 nm 2,963 km
360 mph 579 km/h cruise speed 260 kts 162 mph
Single or two-seat light fighter and trainer aircraft capacity Up to 6 passengers
rotor diameter
rate of climb
Please note that these values are indicative and actual values can vary based on specific engine models and configurations.