| Detroit | Sintra | |
| Water bottle (1.5 liter) | USD 1.69 | USD 0.71 |
| Fitness club, monthly fee for 1 adult | USD 35.00 | USD 57.61 |
| Apartment (3 bedrooms) in city centre | USD 1 378.57 | USD 1 032.53 |
| Lettuce | USD 1.51 | USD 1.07 |
| 1 Summer dress in a chain store | USD 45.00 | USD 41.46 |