First analysis of Mitsubishi Regional Jet, MRJ

Subscription required By Bjorn Fehrm Introduction 25 Jan 2015: Japan has not produced a commercial aircraft since 1973, when the last YS-11 twin engined turboprop rolled off the assembly line. The YS-11 was developed by a consortium of Japanese “heavies,” where two are also active in the creation of leehamlogo copyright 2015 small 210_87 pixelsthe MRJ, Mitsubishi Heavy Industries and Fuji Heavy Industries. This time Mitsubishi Heavy Industries is very much in command as they own 64% of the company set up to develop, assemble and market the aircraft, Mitsubishi Aircraft Corporation, Fuji Heavy Industries are working as design consultants this time.
MRJ engine run

Figure 1. Mitsubishi MRJ90 starting its Pratt & Whitney GTF engines for the first time. Source: Mitsubishi.

The first MRJ prototype has run its engines 10 days ago and is preparing for first flight later in the spring. It is therefore time to take a closer look at the first model, MRJ90, and compare it to its direct competitor, Embraer 175 E2. Summary:
  • The MRJ90 and E-Jet 175 E2 are the same size, around 90 seats single class or 80 seats dual class;
  • Both aim for scope clause acceptance at 76 seats despite being to heavy; and
  • They are different in their fuselage packaging but surprisingly similar in their capabilities.

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