.300 WSM vs .338 EnABELR
A to-scale size comparison of the .300 WSM and the .338 EnABELR, drawn from SAAMI and C.I.P. cartridge dimensions and aligned at the case head.
.300 WSM (left) beside .338 EnABELR (right), shown at the same scale.
The .300 WSM has an overall length of about 2.86″ with a 0.309″ bullet. The .338 EnABELR runs about 4.40″ on a 0.338″ bullet. That makes the .338 EnABELR about 1.5x the overall length of the .300 WSM. See the full reference for each: .300 WSM and .338 EnABELR.