Not really. Naruto, Madara, Hashirama, Nagato, Sasuke, Itachi, Kakashi, Minato, and Tobirama all have really easy ways to beat Kamui.
But since this is a Sasuke thread, I'll only represent Sasuke.
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If Sasuke gets grabbed then
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, forcing Obito to either allow Sasuke to slip through or take the attack. Either way, Sasuke's safe.
To land a blow on him, all he has to use is a reality simulation Genjutsu to trick him into becoming tangible. Such as having him go for a Genjutsu Crow Clone and then use a surprise Block Flicker Blitz.