The difference between Incredible and Wonderful

When used as adjectives, incredible means too implausible to be credible, whereas wonderful means tending to excite wonder.

Wonderful is also adverb with the meaning: exceedingly, to a great extent.

check bellow for the other definitions of Incredible and Wonderful

Incredible as an adjective:

Too implausible to be credible; beyond belief; unbelievable.
Incredible as an adjective:

Amazing; astonishing; awe-inspiring.

Examples:

"He was so wrapped up in watching the incredible special effects that he couldn't keep track of the story."
Incredible as an adjective:

Marvellous; profoundly affecting; wonderful.

Examples:

"I had such an incredible slice of pizza last night that I simply can't think about anything else."

Wonderful as an adjective (now, _, rare):

Tending to excite wonder; surprising, extraordinary.
Wonderful as an adjective:

Surprisingly excellent; very good or admirable, extremely impressive.

Examples:

"They served a wonderful six-course meal."