.22 LR vs .284 Winchester
A to-scale size comparison of the .22 LR and the .284 Winchester, drawn from SAAMI and C.I.P. cartridge dimensions and aligned at the case head.
.22 LR (left) beside .284 Winchester (right), shown at the same scale.
The .22 LR has an overall length of about 0.98″ with a 0.224″ bullet. The .284 Winchester runs about 2.80″ on a 0.284″ bullet. That makes the .284 Winchester about 2.8x the overall length of the .22 LR. See the full reference for each: .22 LR and .284 Winchester.