Hong Kong
Compared with Japan, using real observed prices.
Baseline: Japan = 1×
Overall verdict
Hong Kong is about 1.39×
Japan.
Average across 5 categories, 7 items with data
The shape of prices (vs
Japan = 1×)
How to read this
The centre line is Japan. 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
Japan
Japan = 1×
Hong Kong is pricier →
Thin bar shows the range (cheapest to priciest item in the category)
In Hong Kong, Diesel 1L costs 4.6× what it does in Japan — but Electricity 1kWh (household) costs only 0.8×. What is expensive here is energy, not the goods that carry a world price.
Real prices. Real sources. Real dates.
-
Diesel 1L 1 L ×4.59
Hong Kong ¥729 USD 4.478
Japan ¥159 USD 0.976
-
Gasoline 1L 1 L ×3.93
Hong Kong ¥665 USD 4.086
Japan ¥169 USD 1.041
-
Natural gas 1kWh (household) 1 kWh ×1.73
Hong Kong ¥21 USD 0.13
Japan ¥12 USD 0.075
-
Big Mac 1 burger ×1.06
Hong Kong ¥508 HKD 25
Japan ¥480 JPY 480
-
iPhone (base model, base storage) 1 unit ×1.01
Hong Kong ¥144,112 HKD 6,899
Japan ¥142,800 JPY 142,800
-
PC game (Cyberpunk 2077) 1 game ×0.95
Hong Kong ¥8,335 HKD 399
Japan ¥8,778 JPY 8,778
-
Electricity 1kWh (household) 1 kWh ×0.81
Hong Kong ¥29 USD 0.184
Japan ¥36 USD 0.227
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
+71%
in JPY
It rose 19% in local currency, but 71% in yours. Most of what you feel is the exchange rate, not Hong Kong's inflation.