Jd 410 c-4x4------------jd 510 c 4x4 backhoe

I HAVE the 410 C 4X4--Looking at a 510 C 4X4 on the net-----What are the differences between the two---guessing the 510 C is some heavier.

Thanks for any help.

Jd 410 c-4x4------------jd 510 c 4x4 backhoe