Contradiction with John 10:30
Contradicts Mark 14:61 by affirming Jesus' claim to divinity, whereas Mark 14:61 shows Jesus initially remaining silent instead of directly stating his identity.
John 10:30: I and [my] Father are one.
Contradiction with Matthew 16:16
Peter openly acknowledges Jesus as the Christ, contradicting the silence of Jesus in Mark 14:61 regarding His identity.
Matthew 16:16: And Simon Peter answered and said, Thou art the Christ, the Son of the living God.
Contradiction with John 4:25-26
Jesus directly identifies Himself as the Messiah to the Samaritan woman, in contrast to His silence before the high priest in Mark 14:61.
John 4:25-26: The woman saith unto him, I know that Messias cometh, which is called Christ: when he is come, he will tell us all things.
Contradiction with John 18:37
Jesus affirms His kingship to Pilate, contradicting His earlier silence in Mark 14:61 about His identity.
John 18:37: Pilate therefore said unto him, Art thou a king then? Jesus answered, Thou sayest that I am a king. To this end was I born, and for this cause came I into the world, that I should bear witness unto the truth. Every one that is of the truth heareth my voice.
Contradiction with John 8:58
Jesus declares His eternal existence, contradicting the lack of explicit affirmation in Mark 14:61 before the high priest.
John 8:58: Jesus said unto them, Verily, verily, I say unto you, Before Abraham was, I am.