6mm Creedmoor vs 7mm SAUM
A to-scale size comparison of the 6mm Creedmoor and the 7mm SAUM, drawn from SAAMI and C.I.P. cartridge dimensions and aligned at the case head.
6mm Creedmoor (left) beside 7mm SAUM (right), shown at the same scale.
The 6mm Creedmoor has an overall length of about 2.80″ with a 0.243″ bullet. The 7mm SAUM runs about 2.83″ on a 0.284″ bullet. The two are close in overall length. See the full reference for each: 6mm Creedmoor and 7mm SAUM.