How are the indian ocean and the sub-saharan african african trade routes similar?

Indian ocean and the sub-Saharan African trade routes are similar in a few ways.

Explanation:

Similarities between these trade routes are : -

a. They were seasonal. The trade on the Indian ocean required monsoon winds and the sub Saharan trade was dependent on the desert winds as they had to cross Sahara Desert.

b. Trade of long-distance goods like silk, gold was done.

c. Both led to cultural diffusion around the world: Christianity, Islam and Hinduism.

Differences are: -

a. Difference in the geography, Sub Saharan involved deserts and Indian ocean involved trade through sea.

b. Sub Saharan used camels and Indian ocean trade used ships.