.224 Valkyrie vs .375 CheyTac
A to-scale size comparison of the .224 Valkyrie and the .375 CheyTac, drawn from SAAMI and C.I.P. cartridge dimensions and aligned at the case head.
.224 Valkyrie (left) beside .375 CheyTac (right), shown at the same scale.
The .224 Valkyrie has an overall length of about 2.26″ with a 0.225″ bullet. The .375 CheyTac runs about 4.46″ on a 0.375″ bullet. That makes the .375 CheyTac about 2.0x the overall length of the .224 Valkyrie. See the full reference for each: .224 Valkyrie and .375 CheyTac.