BJJ and other sports
Wrestling, MMA, krav maga: what they actually train, where they overlap with jiu-jitsu and where they don't — for anyone still choosing.

BJJ and wrestling: the difference is what being underneath means
Two grappling sports with no striking, and far less alike than they look. The difference isn't technical: it's what happens when your back hits the mat.
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BJJ and MMA: jiu-jitsu is a piece, not the whole game
MMA isn't a style: it's a set of rules inside which different disciplines coexist. Jiu-jitsu is one of them, and it changes a lot once your opponent can hit you.
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BJJ and krav maga: two answers to two different questions
They get pitted against each other constantly, and they aren't rivals: they answer different questions. The difference that matters isn't which technique "works" — it's how they train.
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