I own the smaller versions of both and wouldn't want to do without either.
If you're buying as a collector or for status or to have the "best," you'll have to fork out more money. But the Alias will feel just as good in your pocket -- and you may be more willing to carry it.
If you're buying as a collector or for status or to have the "best," you'll have to fork out more money. But the Alias will feel just as good in your pocket -- and you may be more willing to carry it.