In a flight on May 12, Eurocopter's X3 hybrid helicopter maintained a true airspeed of 232 knots (430 km/h or 267 mph) for several minutes during stable, level flight.

See that chopper right there? That's the Eurocopter X3, and as of last week, it can cruise at more than half the speed of a commercial jet. Although the helicopter was striving to hit 220 knots ...

The Eurocopter X3 has set an unofficial helicopter world speed record of 255 knots in level flight, slightly faster than the 250-knot top speed achieved by the Sikorsky X2 compound helicopter in 2010.

The X2 has company – it’s called the X3. Eurocopter, the European helicopter maker that is one of Sikorsky Aircraft’s few rivals, this week said it had begun flight tests for a prototype ...

Eurocopter’ new X3 high-speed, long-range Hybrid Helicopter demonstrator has reached its first speed objective by attaining a true airspeed of 180 knots (333 km/h or 207 mph) in level flight at ...

Eurocopter X3 hybrid helicopter achieves 267 mph speed April 7, 2017 May 20, 2011 by Brian Wang Eurocopter X3 achieves a speed of 430 kilometers per hour (267 mph) Future helicopters incorporating the ...

The Eurocopter X3 hybrid helicopter emerged from the hangar this month to set a new speed record for helicopters. With a top speed of 255 knots (293 miles per hour), the X3 breaks the previous ...

Eurocopter recently took the wraps off its developmental X3 helicopter. What’s unique is it’s configured with two forward-facing propellers on stub wings. At higher airspeeds, the lifting and ...

The X3 prototype combines forward-facing propeller engines, with two short aircraft wings and overhead rotor blades. The hybrid helicopter was officially unveiled today at Eurocopter's factory in ...

While these hybrid aircraft are significantly faster than conventional helicopters, the X3 cannot keep up with turboprop planes—yet. But for a helicopter, its speed is utterly amazing. [ Gizmag ...

Eurocopter is officially entering the race to develop a high-speed helicopter with its new X3 technology demonstrator. The prototype helicopter is designed to offer “the speed of a turboprop ...

Airbus has filed a patent update to its experimental hybrid X3 helicopter — the world's fastest chopper that can soar through the skies at speeds of 293mph by using innovative aeroplane-like ...