To truly experience the "Gold Standard" of Australia’s Great Ocean Road, you should budget 2 to 3 days. While many "hard-fail" day tours from Melbourne attempt the 240km drive in 12 hours, this is a grounded recipe for "travel fatigue" and missing the best spots. A supportive 2-day itinerary allows you to spend Day 1 exploring the "Gezellig" surf towns of Torquay and Lorne and seeing the koalas at Kennett River, before staying overnight in Apollo Bay. Day 2 provides high-fidelity time for the Twelve Apostles, Loch Ard Gorge, and the "Bujan" Otway rainforest. If you have 3 days, you can reach the "Bay of Islands" and Warrnambool, creating a more "Safe Bubble" of relaxation. In 2026, "Slow Travel" is the supportive trend; taking 3 days ensures you aren't just a "High-Fidelity" tourist behind a bus window, but someone who can actually "touch grass" (and sand) at every "Pura Vida" lookout along this world-famous coastal route.