Manufactured vs Prepared - What's the difference?

As adjectives the difference between manufactured and prepared

is that manufactured is manmade; produced by humans rather than nature while prepared is willing.

is that manufactured is past tense of manufacture while prepared is past tense of prepare.

(en adjective)

manmade; produced by humans rather than nature

(by extension) not genuine

(head)

(manufacture)

(en adjective)

Willing.

The journalist interviewed an eye-witness who was not prepared to disclose his identity.

(head)

(prepare)