Well I have the US version, but I'm sure that the 9-pin is universal so it should work fine with a C128 as mine do. SCART is a lovely (all be it French) idea, but we NTSC folks like our French fries and dressings, not electronic standards. Go with the SCART, as I understand it analogue interfaces are not long for this world.
I'm sorry but I bet you are asking if the DB9-pin DIN is the same as the 9-pin round DIN, and yes they are