.375 CheyTac vs .416 Barrett
A to-scale size comparison of the .375 CheyTac and the .416 Barrett, drawn from SAAMI and C.I.P. cartridge dimensions and aligned at the case head.
.375 CheyTac (left) beside .416 Barrett (right), shown at the same scale.
The .375 CheyTac has an overall length of about 4.46″ with a 0.375″ bullet. The .416 Barrett runs about 4.95″ on a 0.416″ bullet. That makes the .416 Barrett about 1.1x the overall length of the .375 CheyTac. See the full reference for each: .375 CheyTac and .416 Barrett.