how does that compare with snowpiercer?

This is one of the things that’s probably not worth bragging about.

But it was empty.

Imagine breaking up that consist, though? Do you start dropping sections off the back miles away from your destination, so that you can all slow down and get to your tracks? They can't possibly load the cars like that, they'd have to come to a complete stop and start up again for each ar (or set of a few cars, depending on loading equipment).

The longest train in my country is only a couple of hundreds of meters, but it's much colder here.

Train to train the train