Is .240 Weatherby Magnum faster than .257 Weatherby Magnum?

.257 Weatherby Magnum is faster — up to 3,825 fps versus 3,500 fps.

Does .240 Weatherby Magnum hit harder than .257 Weatherby Magnum?

.257 Weatherby Magnum carries more muzzle energy (3,300 vs 2,725 ft·lb).

Compare / .240 Weatherby Magnum vs .257 Weatherby Magnum

Cartridge comparison

.240 Weatherby Magnum vs .257 Weatherby Magnum

.257 Weatherby Magnum is faster (3,825 vs 3,500 fps); .257 Weatherby Magnum carries more energy (3,300 vs 2,725 ft·lb); .240 Weatherby Magnum recoils less.

.240 Weatherby Magnum →

Representative trajectory · 100 yd zero0–1000 yd

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.257 Weatherby Magnum →

Representative trajectory · 100 yd zero0–1000 yd

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	.240 Weatherby Magnum	.257 Weatherby Magnum
Type	Rifle	Rifle
Introduced	1968	1944
Bullet ⌀	0.243″	0.257″
Case length	2.5″	2.549″
Velocity	3,300–3,500 fps	3,400–3,825 fps
Energy	2,100–2,725 ft·lb	2,500–3,300 ft·lb
Max pressure	65,000 psi	65,000 psi
Recoil	12–18 ft·lb	16–22 ft·lb
Eff. range	400 yd	500 yd

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FAQs

Is .240 Weatherby Magnum faster than .257 Weatherby Magnum?: .257 Weatherby Magnum is faster — up to 3,825 fps versus 3,500 fps.
Does .240 Weatherby Magnum hit harder than .257 Weatherby Magnum?: .257 Weatherby Magnum carries more muzzle energy (3,300 vs 2,725 ft·lb).