For cartridge connoisseurs, the early 1960s was a monumental time period with the launch of two of the most successful big-game cartridges of our time, the 7mm Remington Magnum and .300 Winchester ...

the 7mm Rem Mag vs 300 Win Mag squabble has been raging decades. Among the most popular and proven magnums ever devised, the two cartridges have gone head to head now for more than 60 years ...

These two magnum cartridges are closer than you might thing. The 7mm Rem Mag is pictured left, the 300 Win Mag is on the right.