In order of importance and (my PERSONAL preference):-
1 Fast on the track and easy to set ( Sheep )
2 Does not break ( easily ) - ( Snake ).
3 Easy to fix ( Sheep )
4 Made in Germany > Taiwan > China. ( Sheep )
The difference between this and that is very small. All 1/8 is very similar in $$.
I have both and it is always sheep first. If sheep breaks, then snake. If sheep does not break, snake stays in the bag all day....