Boeing/Sukhoi RRJ Project

Boeing and Sukhoi are working on a new regional jet. Sukhoi will do the building, Boeing the marketing...
KrasAir wants it to be tough enough to handle long routes in siberia, so it will probably have a nice and long service life in a more temperate climate.
Will this one stop the ERJ170?
KrasAir wants it to be tough enough to handle long routes in siberia, so it will probably have a nice and long service life in a more temperate climate.
Will this one stop the ERJ170?