I have the 4.0. It was one of the earlier ones and many problems, the dealer worked on it and replaced many parts and it is now working good, but I still don't love it. I think it let me down too many times and I am bitter. LOL. However
It's OK now. But you might have to be prepared to pay for part replacements if it's an earlier model
I think the janome is overpriced for 5 years old, but then again, maybe it has not been used a lot. Some people buy
Sewing machines and never use them, CRAZY PEOPLE