Yes, diesel is a bio fuel

advantages of both are-

bio diesel - biodegradable

renewable

non toxic

alternative for diesel. bio diesel is made from any vegetable oil or animal fat

diesel - cheaper than bio diesel

Bio diesel is a bio fuel.

A bio fuel is a fuel made from a renewable biomass source, usually from some kind of vegetation.

Bio Diesel is basically a cleaner diesel. Sure it works the same way, but it's cleaner and doesn't clog up the environment with toxins. Not many people use bio diesel. That's why it's so amazing when you see someone with a vehicle that uses bio diesel.

You grow more 'bio'.