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.243 vs .308: Which is ideal for varmint hunting?

May 8, 2026

Quick Answer

.243 is ideal for varmint hunting due to its flat trajectory, moderate recoil, and sufficient kinetic energy for effective small game hunting. It's a popular choice among varmint hunters due to its manageable recoil and relatively high velocity. For most varmint hunting applications, a .243 Winchester is an excellent choice.

Cartridge Comparison

When it comes to varmint hunting, the .243 Winchester often finds itself pitted against the .308 Winchester. While both are excellent cartridges, they serve different purposes. The .308 is a more powerful and heavier-recoiling cartridge, making it better suited for larger game such as deer. In contrast, the .243 is a flatter-shooting cartridge with less recoil, making it ideal for the high-volume, long-range shots often encountered in varmint hunting.

Ballistic Performance

The .243 Winchester has a flatter trajectory than the .308, which is critical for varmint hunting at longer ranges. The .243’s 60-grain bullets can reach velocities of around 3,000 feet per second, while the .308’s 150-grain bullets top out at around 2,700 feet per second. Additionally, the .243’s lighter bullets result in less wind deflection and a more consistent shot pattern, making it a better choice for longer shots.

Varmint Hunting Techniques

When hunting varmints, it’s essential to use the right technique to make the most of your cartridge. For the .243, a good varmint hunting rifle should have a free-floating barrel and a high-power scope. A muzzle brake or suppressor can also help reduce recoil and make follow-up shots easier. Furthermore, choosing the right ammunition is crucial – look for bullets with a high ballistic coefficient and a hollow point design for maximum expansion and penetration.

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