The Panel has considered these arguments, but has concluded that although the roles have some similarities, there are significant and crucial differences which are not helpful in making comparisons.
Mae’r Panel wedi ystyried y dadleuon hyn, ond wedi dod i’r casgliad er bod y swyddi’n debyg, bod gwahaniaethau sylweddol neu hanfodol yn bodoli nad ydynt yn ddefnyddiol wrth wneud cymhariaeth.