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Lindcott Armory

Cartridge comparison

.30-06 Springfield vs .30-40 Krag

.30-06 Springfield and .30-40 Krag are both in the reference; see the full spec comparison below.

Side by side

.30-06 Springfield.30-40 Krag
TypeRifleRifle
Introduced19061892
Bullet diameter0.308″0.308″
Case length2.4941″2.3142″
Max pressure60,000 psi40,000 psi
Recoil18–25 ft·lb12–16 ft·lb
Effective range1000 yd500 yd

Highlighted cells hold the clear edge where both sides have a number. Every figure is a range maximum from the reference; typical loads run lower.

Case profiles, to scale

Drawn to the same scale, so the proportions are true. Physical size varies with your screen.

ToolOverlay .30-06 Springfield and .30-40 Krag trajectories with real loads in Ballistic Compare