... which is assuming you are evaluating Regular primers to plain primers or Magnum primers to Magnum primers ... not Magnum primers to straightforward primers. There may be an exception with handgun loads that use large pistol primers ... WLPs create about fifteen% additional flash than other models of ordinary https://winchester-primers-for-sa46789.onesmablog.com/the-2-minute-rule-for-federal-large-rifle-magnum-match-primers-72403992