Short answer: buy the pass for the number of days you’ll genuinely be moving between paid attractions at a decent clip — not the number of days you’re in the city. Those are rarely the same number, and the gap is where most people overpay.
Consecutive-day validity is the trap
Almost every multi-day city pass runs on consecutive calendar days from first activation, not a flexible bank of days you can use whenever you like. That has a quiet cost: any day inside the window that isn’t a full sightseeing day is a day you paid for and didn’t use.
- Arrival days rarely deliver a full day — you’re checking in, finding your feet, maybe managing jet lag.
- Departure days are worse — a morning at best before you need to head for a train or flight.
- Rest days — the slow mornings, the day you decide to just walk around a neighborhood — are built into most real trips and are invisible in the marketing math.
If your trip is five days long but only three of them are realistic museum-and-monument days, price the pass for three, not five.
A realistic attractions-per-day figure
Passes are generally priced assuming you’ll visit enough attractions per day to make the multi-day tiers worthwhile. In practice, the pace that’s sustainable — and actually enjoyable — breaks down roughly like this:
- Relaxed pace: around 2 attractions a day, with time for meals and wandering.
- Balanced pace: around 3 attractions a day, moving with purpose but not rushing.
- Intensive pace: around 4 attractions a day, queue-to-queue, minimal downtime.
Most pass math starts working in your favor at the balanced-to-intensive end. If you know you travel at a relaxed pace, size your pass down accordingly — a 2-day pass used for two genuinely full days will usually beat a 3-day pass stretched thin over a slower trip.
Why one tier down beats one tier up
When you’re unsure between two duration tiers, buy the shorter one. Here’s why the asymmetry favors it:
- If you buy short and run out, you top up with a small number of single tickets at a known, bounded cost for whatever’s left on your list.
- If you buy long and finish early, that unused day or two is gone — no refund, no rollover, and no way to get the value back.
The downside of under-buying is small and predictable. The downside of over-buying is the full unused portion of the price. That asymmetry alone should tilt most close calls toward the shorter tier.
How to actually decide
- Count the days you’ll realistically be doing paid sightseeing, not your total trip length.
- Apply your honest pace — 2, 3, or 4 attractions a day — to that count.
- Price single tickets for that same list and compare to each pass duration.
- When two tiers are close in price-per-day, take the shorter one and budget separately for anything left over.
The verdict
Size the pass to your museum days, be honest about your pace, and lean short rather than long when it’s a close call. The calculator will run this comparison for every duration a given pass offers and show you exactly where the break-even sits for your actual itinerary, rather than the one the pass assumes you’re taking.