Cartridge comparison

.22-250 Remington vs .243 Winchester

Typical factory loads side by side: speed, energy, BC, twist, range and what each one is built for.

The short answer

With typical loads, the .22-250 Remington is about 720 ft/s faster at the muzzle (3,680 vs 2,960 ft/s).

The .243 Winchester carries about 18% more energy at the muzzle (1,945 vs 1,654 ft-lbs), which usually also means more recoil.

The .243 Winchester's typical bullet has the higher BC (0.38), so it holds speed better and drifts less in the wind at long range.

Side by side

.22-250 Remington.243 Winchester
Made forPurpose-built high-speed varmint and predator round: prairie dogs, coyotes, foxes.Dual-purpose: long-range varmints with light bullets, whitetail and pronghorn with 95–100 gr.
Typical load55 grV-Max100 grsoft point
Muzzle speed3,680 ft/s2,960 ft/s
Muzzle energy1,654 ft-lbs1,945 ft-lbs
Typical BC (G1)0.255maker's published G1≈ 0.38typical, varies by brand
Twist rate1:141:8 for 70+ gr1:101:8 for 105+ gr
Practical range400 yd varmint300 yd
Point-blank range284 yd4" vital zone283 yd6" vital zone
Recommended platformAny rifle, ultralights includedVery light recoilLight or standard rifleLight recoil; fine in a 6–7 lb rifle

Which one fits you?

.22-250 Remington: Purpose-built high-speed varmint and predator round: prairie dogs, coyotes, foxes.

.243 Winchester: Dual-purpose: long-range varmints with light bullets, whitetail and pronghorn with 95–100 gr.

For most hunters, the right pick is the one you can shoot accurately and comfortably, in a rifle that fits how you hunt. Good shot placement and a bullet built for your game matter more than small differences on paper.

More

Speed, energy and BC are typical figures for the listed load; real numbers vary by brand, lot and barrel length. Always check the ammo maker's data for your exact load.

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