Question: are magnums the same size?
Answer: Jim Daniels, vice president of marketing for Trojan, confessed to the New York Times that Magnums are basically the same size, just a little wider in the middle. The regular Trojan, the Magnum, and the Magnum XL all measure 2 inches wide at the base. ... As to the Magnum XLs, well, they're 8.12 inches long, too.