South Korea
Compared with Taiwan, using real observed prices.
Baseline: Taiwan = 1×
Overall verdict
South Korea is about 1.25×
Taiwan.
Average across 5 categories, 7 items with data
The shape of prices (vs
Taiwan = 1×)
How to read this
The centre line is Taiwan. A bar running right means South Korea 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
Taiwan
Taiwan = 1×
South Korea is pricier →
Thin bar shows the range (cheapest to priciest item in the category)
In South Korea, Natural gas 1kWh (household) costs 1.7× what it does in Taiwan — but PC game (Cyberpunk 2077) costs only 0.9×. What is expensive here is energy, not the goods that carry a world price.
Real prices. Real sources. Real dates.
-
Natural gas 1kWh (household) 1 kWh ×1.70
South Korea NT$2.30 USD 0.073
Taiwan NT$1.36 USD 0.043
-
Diesel 1L 1 L ×1.59
South Korea NT$44.67 USD 1.415
Taiwan NT$28.10 USD 0.89
-
Big Mac 1 burger ×1.51
South Korea NT$118.12 KRW 5,500
Taiwan NT$78.00 TWD 78
-
Gasoline 1L 1 L ×1.47
South Korea NT$45.05 USD 1.427
Taiwan NT$30.56 USD 0.968
-
Electricity 1kWh (household) 1 kWh ×1.30
South Korea NT$4.01 USD 0.127
Taiwan NT$3.09 USD 0.098
-
iPhone (base model, base storage) 1 unit ×0.95
South Korea NT$28,528 KRW 1,290,000
Taiwan NT$29,900 TWD 29,900
-
PC game (Cyberpunk 2077) 1 game ×0.91
South Korea NT$1,460 KRW 66,000
Taiwan NT$1,599 TWD 1,599
See what really changed 
Big Mac, 2021 → 2026At the timeUsing the exchange rate of each date
+20%
in KRW
4600 → 5500
4600 → 5500
vs
At today's rateUsing today's exchange rate
+5%
in TWD
It rose 20% in local currency, but 5% in yours. Most of what you feel is the exchange rate, not South Korea's inflation.