Like the rest of the BMW range, the 2009 BMW Z4 is bigger, heavier and more complicated than its predecessors. But could it be bigger, heavier, more complicated and much better to drive?

Yesterday, we saw the 2010 BMW Z4 from the front 3/4. Now, thanks to a leaked catalog rendering, we can see it from the rear. Visible for the first time are its folding hardtop and shapely haunches. The more we see of the new BMW Z4, the more we like it. [via BMWBlog]

We have it from our good friends at BMW Blog that they have it from their good friends that the 2009 BMW Z4 is going to come with both a soft and hardtop, similar to what Mazda does with the Miata. Those in sunny climates can have their lightweight softtop. Those in areas where the weather gets a bit rougher can opt…