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Lindcott Armory

Cartridge comparison

.243 WSSM vs 6.17 Lazzeroni Spitfire

.243 WSSM and 6.17 Lazzeroni Spitfire are both in the reference; see the full spec comparison below.

Side by side

.243 WSSM6.17 Lazzeroni Spitfire
TypeRifleRifle
Introduced20031997
Bullet diameter0.243″0.243″
Case length1.6701″2.05″
Max pressure65,000 psi66,718 psi
Recoil8–12 ft·lb
Effective range400 yd400 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.

ToolOverlay .243 WSSM and 6.17 Lazzeroni Spitfire trajectories with real loads in Ballistic Compare