Do Macbeth and Banquo have the same reaction to Ross' news?

No, Macbeth and Banquo have different reactions to Ross' news. Macbeth is intrigued and disturbed by the news of becoming Thane of Cawdor, while Banquo remains skeptical and cautious about the witches' prophecies. Macbeth is more ambitious and willing to act upon the prophecy, while Banquo is more reserved and wary.