.223 Remington vs .224 Valkyrie
A to-scale size comparison of the .223 Remington and the .224 Valkyrie, drawn from SAAMI and C.I.P. cartridge dimensions and aligned at the case head.
.223 Remington (left) beside .224 Valkyrie (right), shown at the same scale.
The .223 Remington has an overall length of about 2.26″ with a 0.225″ bullet. The .224 Valkyrie runs about 2.26″ on a 0.225″ bullet. The two are close in overall length. See the full reference for each: .223 Remington and .224 Valkyrie.