Anyone upgraded their Joseph RM25Si MkII to XL?


Some comments indicate the difference is not subtle. If so, $750 would be money well spent. What do you think?
Convert?fit=crop&h=128&policy=eyjlehbpcnkioje1mtm0nda3ntcsimnhbgwiolsicmvhzcisimnvbnzlcnqixx0%3d&rotate=exif&signature=d85513e1c920cfece8870b2357d25e9ee4657c2817dfd4b3f6611aa45e78444f&w=128fosolitude