| Seattle | Herstal | |
| Mid-range restaurant | USD 60.00 | USD 54.24 |
| Tennis court rent (1 hour on weekend) | USD 30.00 | USD 14.71 |
| Apartment (3 bedrooms) in city centre | USD 2 923.15 | USD 1 164.45 |
| Local draught beer | USD 4.50 | USD 2.71 |
| 1 Pair of Jeans | USD 46.36 | USD 109.78 |