| Detroit | Spijkenisse | |
| Apartment (1 bedroom) in city centre | USD 988.89 | USD 1 096.85 |
| Monthly Pass (local transport) | USD 35.00 | USD 101.69 |
| Loaf of white bread | USD 1.95 | USD 1.74 |
| Water bottle (0.33 liter) | USD 1.18 | USD 2.50 |
| 1 min. of prepaid mobile tariff | USD 0.21 | USD 0.25 |