If you like biplanes and can use a knife and CA- build up one of the bipes flown at the German indoors pattern recently
These are light years away from the EFlight Ultimate in performance.
The plans are on line for a number of these.
The advances in flying capabilities of the flat foamies has been on a rocket ride.
My own latest stuf will fly perfectly accurate pattern or wild and crazy stuff
the differences look subtle but generally big weight losses - lots of power and short wing to fuselage relationships have made the most difference.