Surprisingly, it's still quite liveable for adults. Despite the sloping roofline, the #3's wheelbase is actually 35mm longer than the #1, freeing up more legroom . Headroom is naturally a bit tighter for tall passengers (over 180cm), but it's fine for average-sized adults on shorter trips. The trade-off for the sporty look is a slight compromise in rear headroom, but not a deal-breaker .