“6.5 weatherby rpm”

Metric cartridges have traditionally struggled in America, but even in the 1950s, the engineers at Winchester saw the benefits of the 6.5mm bore diameter. The 1958 release of the .264 Winchester Magnum in the Model 70 Westerner rifle saw a flat-shooting, hard-hitting voluminous case, perfect for medium-sized game.

The 6.5mm craze shows no signs of slowing down; in fact, it’s looking to be the bore diameter of the 21st century. Which of these two new cartridges is the better choice for the hunter? Contributor Philip Massaro examines the pros and cons of each.

Both offer similar power levels, are suitable for similar-sized game and make a perfect all-around rifle for nearly all hunting scenarios. What makes or breaks the deal in choosing one over the other? Contributor Philip Massaro investigates.

Between the .280 Remington and the .280 Ackley Improved, which better suits a hunter? Contributor Philip Massaro examines the pros and cons of each.

Between the 7mm-08 and the .280, which is the better choice for the hunter in the market for an all-around rifle that can best handle a wide range of species across North America, Europe and Africa? Contributor Philip Massaro examines the pros and cons of each.

If you’re in the market for a cartridge that will do double duty in both the hunting fields and on the target range, with a bit more horsepower than the Creedmoor provides, the 6.5 PRC is worth a hard look.

The Backcountry Ti is one of the newest additions to the Mark V line, and a welcome addition to a fairly limited field of production rifles in its class. It features a titanium action, carbon-fiber stock and a very thin profile, fluted barrel.

These classic 7mm cartridges are both excellent designs with long histories of great field performance. What makes or breaks the deal in choosing one over the other? Contributor Philip Massaro takes closer a look at the pros and cons of each.

Both are cartridges are suitable for nearly any big-game animal, save the African dangerous heavyweights, and both have fervent, passionate followers. Contributor Philip Massaro takes a closer look at the similarities, differences and applications of each.