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Not much difference. They are both strains of the HIV virus and both can lead to AIDS and other opportunistic diseases. HIV-2 strain is found mostly in West Africa, with hardly any found in the US and other Western countries.

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Q: What is the difference between HIV-1 HIV-2?
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What is more dangerous hiv1 or hiv2?

Both HIV-1 and HIV-2 are equally "dangerous" in that both are sexually transmitted and both lead to AIDS. There are several difference between the two, in terms of how transmissible they are and how each progressess. The bottom line--you want to avoid either type of the virus.


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