| Denver | Sfax | |
| Tennis court rent (1 hour on weekend) | USD 12.50 | USD 6.01 |
| Utilities (Electricity, Heating, ...) for medium apartment | USD 125.00 | USD 66.99 |
| 1 min. of prepaid mobile tariff | USD 0.20 | USD 0.12 |
| Apartment (1 bedroom) outside of centre | USD 790.33 | USD 114.22 |