He makes atonement for sins (Hebrew 2:17; cf. also 8:3)
He is sinless unlike that of the high priest, He did not have to offer sacrifices for His own sins (Heb 7: 26-27)
He is divinely appointed (Heb 5:5-6)
He is eternal (Heb 6: 20)
He brings believers close to God (Heb 10: 19-20)
He entered the Most Holy Place not to offer sacrifices; He offers His blood, His life. (Hebrew 9:24, 4:14, 6:19-20)