Hong Kong
Compared with Vietnam, using real observed prices.
Baseline: Vietnam = 1×
Overall verdict
Hong Kong is about 1.75×
Vietnam.
Average across 5 categories, 7 items with data
The shape of prices (vs
Vietnam = 1×)
How to read this
The centre line is Vietnam. A bar running right means Hong Kong is pricier; running left means cheaper. The thin bar behind shows the range from the cheapest to the priciest item in that category.
← Cheaper than
Vietnam
Vietnam = 1×
Hong Kong is pricier →
Thin bar shows the range (cheapest to priciest item in the category)
In Hong Kong, Gasoline 1L costs 5.0× what it does in Vietnam — but iPhone (base model, base storage) costs only 0.9×. What is expensive here is energy, not the goods that carry a world price.
Real prices. Real sources. Real dates.
-
Gasoline 1L 1 L ×5.03
Hong Kong ₫107,335 USD 4.086
Vietnam ₫21,330 USD 0.812
-
Diesel 1L 1 L ×5.00
Hong Kong ₫117,633 USD 4.478
Vietnam ₫23,511 USD 0.895
-
Electricity 1kWh (household) 1 kWh ×2.36
Hong Kong ₫4,833 USD 0.184
Vietnam ₫2,049 USD 0.078
-
PC game (Cyberpunk 2077) 1 game ×1.35
Hong Kong ₫1,335,946 HKD 399
Vietnam ₫990,000 VND 990,000
-
Big Mac 1 burger ×1.11
Hong Kong ₫84,224 HKD 25
Vietnam ₫76,000 VND 76,000
-
iPhone (base model, base storage) 1 unit ×0.92
Hong Kong ₫23,099,482 HKD 6,899
Vietnam ₫24,999,000 VND 24,999,000
See what really changed 
Big Mac, 2021 → 2026At the timeUsing the exchange rate of each date
+19%
in HKD
21 → 25
21 → 25
vs
At today's rateUsing today's exchange rate
+35%
in VND
It rose 19% in local currency, but 35% in yours. Most of what you feel is the exchange rate, not Hong Kong's inflation.