Even if Tyson was Vitaly's last fight, he would've beaten him from post to post at 38. Vitaly only lost to injuries, never been outboxed before.
Vitali was never cautious. If someone would start outboxing him he would just rush them and beat them pillar to post and had the chin to back it up. Byrd and Lewis won a combined 3 rounds against Vitali in 15 rounds of action. Those are Vitali's "defeats" .
Vitali was not as powerful but more of a durable, "willing to exchange", self-assured, aggressive fighter than Wlad