Castelldefels or Sant Antoni de Portmany
Castelldefels is 2% cheaper — 4327 € vs 4400 € per m² and more alive in winter too.

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| Castelldefels | Sant Antoni de Portmany | |
|---|---|---|
| Price per m², resale | 4 327 €/m² | 4 400 €/m² |
| Price growth YoY | 8.5% | 9% |
| Rent, 2 bed | 1 550 €/mo | 1 700 €/mo |
| Winter liveability | 5/5 | 2/5 |
| Winter humidity | 69% | 71% |
| Months of sea above 20 °C | 5 | 5 |
| To the sea | 1000 m | 100 m |
| To the airport | 15 min · BCN | 20 min · IBZ |
| Car-free living | 5/5 | 3/5 |
| International schools | 3 | 1 |
| Tourist peak, August | 4/5 | 5/5 |
| Population | 69 689 | 29 455 |
Only significant differences are highlighted. Close values are left plain — otherwise the table implies a choice that is not there.