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Cartridge comparison

11mm 73 (11mm French Ordnance Mle 1873 variant) vs .450 Adams

11mm 73 (11mm French Ordnance Mle 1873 variant) and .450 Adams are both in the reference; see the full spec comparison below.

ToolOverlay 11mm 73 (11mm French Ordnance Mle 1873 variant) and .450 Adams trajectories with real loads in Ballistic Compare

Side by side

11mm 73 (11mm French Ordnance Mle 1873 variant).450 Adams
TypePistolPistol
Introduced18731868
Bullet diameter0.4567″0.4559″
Case length0.6949″0.6929″
Max pressure16,679 psi10,443 psi
Recoil6.1–7.3 ft·lb9.1–10 ft·lb
Effective range50 yd25 yd
SAAMINot SAAMI standardizedNot SAAMI standardized
CIPCIP standardizedCIP standardized
Obsolete—Obsolete

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.

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