Which has higher population, China or G20?

G20, at 5.23 million against 1.23 million in China as of 2030.

How many years of comparable data are there for China and G20?

41 years are reported by both, from 1990 to 2030.

Where does this data come from?

International Labour Organization, published as Population (UN estimates and projections). Statizoid refreshes it automatically from the source and publishes the full history for both places.

China vs G20: Population

China

1.23 million

in 2030

G20

5.23 million

in 2030

China rank

1st

G20 rank

2nd

Population over time

China
G20

How they compare

G20 currently reports 5.23 million against 1.23 million in China, a difference of 4.00 million.

That makes G20's figure about 4.3 times China's.

Across all 41 years both countries report, G20 has been ahead every year.

China ranks 1st and G20 ranks 2nd of 188 countries.

G20 has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade	China	G20	Difference	Ahead
1990s	880,832	3.15 million	2.27 million	G20
2000s	1.03 million	3.75 million	2.72 million	G20
2010s	1.14 million	4.34 million	3.21 million	G20
2020s	1.20 million	4.91 million	3.72 million	G20
2030s	1.23 million	5.23 million	4.00 million	G20

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population, China or G20?: G20, at 5.23 million against 1.23 million in China as of 2030.
What is the difference in population between China and G20?: 4.00 million, with G20 ahead.
How many years of comparable data are there for China and G20?: 41 years are reported by both, from 1990 to 2030.
How do China and G20 rank globally for population?: China ranks 1st and G20 ranks 2nd of 188 countries.
Where does this data come from?: International Labour Organization, published as Population (UN estimates and projections). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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China vs G20: Population. Statizoid, drawing on International Labour Organization. Retrieved 05 September 2026, from https://gender.statizoid.com/compare/population-un-estimates-and-projections/china/g20/

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About this data

Indicator: Population (UN estimates and projections)
Source: International Labour Organization
Licence: ILO Terms of Use (attribution required)
Coverage: 280 places, 11,480 data points, 1990–2030
Last refreshed: 05 September 2026

Imputed observations are not based on national data, are subject to high uncertainty and should not be used for country comparisons or rankings. The total population comprises persons of all ages who were living in the country during the reference period, regardless of residency status or citizenship. The source for the population figures used is the United Nations' World Population Prospects. For more information, refer to the ILO Modelled Estimates (ILOEST) database description.