What is the difference in number of new hiv infections between Nigeria and Tanzania, United Republic of?

5,000 Cases, with Nigeria ahead.

How many years of comparable data are there for Nigeria and Tanzania, United Republic of?

25 years are reported by both, from 2000 to 2024.

Where does this data come from?

World Health Organization - Global Health Observatory (2026) – with minor processing by Our World in Data, published as Number of new HIV infections. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Nigeria vs Tanzania, United Republic of: Number of new HIV infections

Nigeria

48,000 Cases

in 2024

Tanzania, United Republic of

43,000 Cases

in 2024

Nigeria rank

4th

Tanzania, United Republic of rank

5th

Number of new HIV infections over time

Nigeria
Tanzania, United Republic of

How they compare

Nigeria currently reports 48,000 Cases against 43,000 Cases in Tanzania, United Republic of, a difference of 5,000 Cases.

That makes Nigeria's figure about 1.1 times Tanzania, United Republic of's.

The two have swapped places 2 times across 25 shared years of data; in 2000 it was Nigeria ahead.

Nigeria ranks 4th and Tanzania, United Republic of ranks 5th of 142 countries.

Nigeria has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Nigeria	Tanzania, United Republic of	Difference	Ahead
2000s	175,000 Cases	99,800 Cases	75,200 Cases	Nigeria
2010s	113,600 Cases	96,500 Cases	17,100 Cases	Nigeria
2020s	64,000 Cases	61,400 Cases	2,600 Cases	Nigeria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher number of new hiv infections, Nigeria or Tanzania, United Republic of?: Nigeria, at 48,000 Cases against 43,000 Cases in Tanzania, United Republic of as of 2024.
What is the difference in number of new hiv infections between Nigeria and Tanzania, United Republic of?: 5,000 Cases, with Nigeria ahead.
How many years of comparable data are there for Nigeria and Tanzania, United Republic of?: 25 years are reported by both, from 2000 to 2024.
How do Nigeria and Tanzania, United Republic of rank globally for number of new hiv infections?: Nigeria ranks 4th and Tanzania, United Republic of ranks 5th of 142 countries.
Where does this data come from?: World Health Organization - Global Health Observatory (2026) – with minor processing by Our World in Data, published as Number of new HIV infections. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Nigeria vs Tanzania, United Republic of: Number of new HIV infections. Statizoid, drawing on World Health Organization - Global Health Observatory (2026) – with minor processing by Our World in Data. Retrieved 16 September 2026, from https://health.statizoid.com/compare/number-of-new-hivaids-infections-who/nigeria/tanzania/

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About this data

Indicator: Number of new HIV infections
Unit: Cases
Source: World Health Organization - Global Health Observatory (2026) – with minor processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 142 places, 3,513 data points, 2000–2024
Last refreshed: 28 August 2026

The estimated annual number of new HIV infections each year.