6 Dasher vs .300 Lapua Magnum
A to-scale size comparison of the 6 Dasher and the .300 Lapua Magnum, drawn from SAAMI and C.I.P. cartridge dimensions and aligned at the case head.
6 Dasher (left) beside .300 Lapua Magnum (right), shown at the same scale.
The 6 Dasher has an overall length of about 2.25″ with a 0.243″ bullet. The .300 Lapua Magnum runs about 3.72″ on a 0.308″ bullet. That makes the .300 Lapua Magnum about 1.7x the overall length of the 6 Dasher. See the full reference for each: 6 Dasher and .300 Lapua Magnum.