.30-378 Weatherby vs 33 XC
A to-scale size comparison of the .30-378 Weatherby and the 33 XC, drawn from SAAMI and C.I.P. cartridge dimensions and aligned at the case head.
.30-378 Weatherby (left) beside 33 XC (right), shown at the same scale.
The .30-378 Weatherby has an overall length of about 3.75″ with a 0.308″ bullet. The 33 XC runs about 4.36″ on a 0.338″ bullet. That makes the 33 XC about 1.2x the overall length of the .30-378 Weatherby. See the full reference for each: .30-378 Weatherby and 33 XC.