| Houston | Viet Tri | |
| Water bottle (1.5 liter) | USD 1.71 | USD 0.55 |
| 1 Summer dress in a chain store | USD 53.60 | USD 26.38 |
| Fitness club, monthly fee for 1 adult | USD 51.44 | USD 60.49 |
| Milk (1 liter) | USD 1.06 | USD 1.38 |
| Chicken breasts at the market | USD 7.44 | USD 3.33 |