Originally Posted by mr.rev

The downside of low-cost chassis that has a lot of aluiminum is that they use a lower grade alloy that's just weaker than what you see on more expensive kits. They might bend in a hard crash and it may be hard to notice where exactly.

IMO it's much better to have plastic than a low grade aluminum alloy, even more if one crashes a lot. They won't look as good, but also won't be as frustrating.