🎯 IDPA vs USPSA in 60 seconds: They differ on four things that actually matter. Scoring — IDPA adds penalty seconds to your raw time, so a hit outside the down-zero zone costs a full second; USPSA divides points by time (hit factor), so a slightly worse hit can still be the right trade. Stage freedom — IDPA tells you the engagement order (tactical priority, cover, fault lines); USPSA lets you plan the stage yourself. Reloads — IDPA won’t let you drop a magazine with rounds still in it, USPSA will, and that one rule makes them different skills. Cost — IDPA caps stages at 18 rounds, USPSA doesn’t, which is roughly $10-20 per match in ammunition. Which first? If you carry daily and want the concealment draw, start with IDPA. If you want raw speed and problem-solving, start with USPSA. Either way, the thing that improves fastest between matches is measured draw and reload time — a free shot timer app turns “I felt fast” into a number you can beat. Full breakdown below.