The GC3 is the sensible person's Foresight. Three high-speed cameras read the ball directly, the accuracy sits close enough to a GCQuad that most amateurs will never find the gap, and — the line that matters after years of subscription creep elsewhere — all features are included with no recurring fee. That single fact reshapes the total cost against everything cheaper on this page. LINK is the new part: the GC3 now shares your performance data with a Bushnell Pro X3 LINK rangefinder, so the yardages it hands you on the course are built from how far you actually hit it rather than how far you think you do. That closes a genuinely useful loop between the practice bay and Saturday morning. You'll still need a gaming PC for simulator software, and it's a serious spend — but if you intend to keep a sim for a decade, the no-subscription maths is the strongest argument on this list.