| Detroit | North Charleston | |
| Pack of cigarettes | USD 7.00 | USD 4.92 |
| 1 min. of prepaid mobile tariff | USD 0.21 | USD 0.78 |
| Water bottle (0.33 liter) | USD 1.18 | USD 1.16 |
| Fitness club, monthly fee for 1 adult | USD 35.00 | USD 38.33 |
| 1 Summer dress in a chain store | USD 45.00 | USD 31.67 |