Yes, all four of them will have some checks that won't be present in a dynamic language, but the differences between them are large enough to be significant. Ri

Yes, all four of them will have some checks that won't be present in a dynamic language, but the differences between them are large enough to be significant. Riding a bike and driving a car are both much faster than going on foot, but if you only view this as a "benefit that comes down to using wheels", you're missing some pretty meaningful details.