30 XC vs .338 Norma Magnum
A to-scale size comparison of the 30 XC and the .338 Norma Magnum, drawn from SAAMI and C.I.P. cartridge dimensions and aligned at the case head.
30 XC (left) beside .338 Norma Magnum (right), shown at the same scale.
The 30 XC has an overall length of about 4.21″ with a 0.308″ bullet. The .338 Norma Magnum runs about 3.68″ on a 0.339″ bullet. That makes the 30 XC about 1.1x the overall length of the .338 Norma Magnum. See the full reference for each: 30 XC and .338 Norma Magnum.