Compared to the R sleeper, this Highline sleeper has more space for freedom of movement and more possibilities for storage in lockers above the windscreen. The extra height means there is standing room for all but the very tallest drivers.
It’s a matter of choice. Do you need the extra storage and space for equipment – in which case, this Highline version of the R sleeper is the one to choose.
Alternatively, if you just need a superb driving experience and a bed for the night. The R sleeper has the space you need.