Close to a wash, if you compare similar sd's and bullet designs. Example from Federal Fusion ammo:
INCHES AT 10 MPH
100 y
200 y
300 y
400 y
500 y
270 Win. 130-gr. Federal Fusion (sd .242), mv=3050
0.7
3.0
7.0
13.1
21.3
30-06 Spring., 165-gr. Federal Fusion (sd .248), mv=2800
0.8
2.9
7.0
12.9
20.7
Last edited by John_G; 04/15/09.