Is .338 Winchester Magnum faster than .340 Weatherby Magnum?

.340 Weatherby Magnum is faster — up to 3,200 fps versus 2,900 fps.

Does .338 Winchester Magnum hit harder than .340 Weatherby Magnum?

.340 Weatherby Magnum carries more muzzle energy (5,115 vs 4,000 ft·lb).

Compare / .338 Winchester Magnum vs .340 Weatherby Magnum

Cartridge comparison

.338 Winchester Magnum vs .340 Weatherby Magnum

.340 Weatherby Magnum is faster (3,200 vs 2,900 fps); .340 Weatherby Magnum carries more energy (5,115 vs 4,000 ft·lb); .338 Winchester Magnum recoils less.

.338 Winchester Magnum →

Representative trajectory · 100 yd zero0–800 yd

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.340 Weatherby Magnum →

Representative trajectory · 100 yd zero0–1000 yd

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	.338 Winchester Magnum	.340 Weatherby Magnum
Type	Rifle	Rifle
Introduced	1958	1962
Bullet ⌀	0.338″	0.338″
Case length	2.5″	2.825″
Velocity	2,400–2,900 fps	2,700–3,200 fps
Energy	2,560–4,000 ft·lb	3,237–5,115 ft·lb
Max pressure	64,000 psi	63,800 psi
Recoil	20–28 ft·lb	30–42 ft·lb
Eff. range	600 yd	600 yd

ToolOverlay .338 Winchester Magnum and .340 Weatherby Magnum trajectories in Ballistic Compare↗

FAQs

Is .338 Winchester Magnum faster than .340 Weatherby Magnum?: .340 Weatherby Magnum is faster — up to 3,200 fps versus 2,900 fps.
Does .338 Winchester Magnum hit harder than .340 Weatherby Magnum?: .340 Weatherby Magnum carries more muzzle energy (5,115 vs 4,000 ft·lb).