firing a bullet at manages to stay above the just past the mark. Since the late 1980s, several .416 cartridges have come to the market. Among these, the .416 Remington Magnum, the .416 Ruger, and the .416 Weatherby Magnum have garnered the most attention of the firearms press. Both the Remington and Ruger cartridges were designed to fire a bullet at over to emulate the performance level of .416 Rigby. When loaded to their respective maximum average pressure level, both the Rigby and Remington cartridges are capable of driving the bullet at over . However, the Rigby cartridge is loaded to the relatively low maximum allowable pressure of while the Remington cartridge has a stipulated maximum average pressure of . The case capacity of the .416 Remington Magnum is about 82% to that of the .416 Rigby. The larger case of the .416 Rigby allows the cartridge to generate the same velocity and energy as that of the .416 Remington Magnum but does so at far lower pressure levels. Unlike the Remington and Rigby cartridges, the .416 Ruger, due to its case having even less capacity than the Remington, operates at near its peak allowable pressure to emulate the performance of the Rigby and Remington cartridges' factory ammunition. The .416 Weatherby Magnum, which uses a case of similar size as the Rigby, is capable of launching the same bullet at . Sporting use When designed in 1911, the .416 Rigby was intended for use against dangerous game in Africa and India. The original bullet has a sectional density of .338 and at a velocity of generated . The energy generated by the cartridge was on par with that of .450 Nitro Express which, until the ban on the caliber in India and the Sudan in the early 1900s, had been the standard of measure for dangerous game rifles. The .416 Rigby would go on to become one of the most successful dangerous game cartridges designed for a magazine rifle. Jack O'Connor used a .416 Rigby on his African safari and successfully took elephant and lion with it. Professional hunters such as John Taylor, David Enderly Blunt and Harry Selby used the cartridge extensively for the hunting and culling of elephants and Cape buffalo. John Hunter provided a testimonial to John Rigby & Company stating "You will be pleased to know that the rifle which accounted for all the rogue lions