What is the difference in infant mortality rate by sex between Nauru and Tonga?

0.0005 deaths per 100 live births, with Tonga ahead.

How many years of comparable data are there for Nauru and Tonga?

40 years are reported by both, from 1985 to 2024.

Where does this data come from?

United Nations Inter-agency Group for Child Mortality Estimation (2025) – processed by Our World in Data, published as Infant mortality rate by sex. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Nauru vs Tonga: Infant mortality rate by sex

Nauru

0.6935 deaths per 100 live births

in 2024

Tonga

0.694 deaths per 100 live births

in 2024

Nauru rank

132nd

Tonga rank

131st

Infant mortality rate by sex over time

Nauru
Tonga

How they compare

Tonga currently reports 0.694 deaths per 100 live births against 0.6935 deaths per 100 live births in Nauru, a difference of 0.0005 deaths per 100 live births.

The two have swapped places 1 time across 40 shared years of data; in 1985 it was Nauru ahead.

Nauru ranks 132nd and Tonga ranks 131st of 199 countries.

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

Head to head by decade

Decade	Nauru	Tonga	Difference	Ahead
1980s	6.15 deaths per 100 live births	1.73 deaths per 100 live births	4.42 deaths per 100 live births	Nauru
1990s	4.36 deaths per 100 live births	1.38 deaths per 100 live births	2.98 deaths per 100 live births	Nauru
2000s	2.85 deaths per 100 live births	1.07 deaths per 100 live births	1.78 deaths per 100 live births	Nauru
2010s	1.54 deaths per 100 live births	0.8596 deaths per 100 live births	0.6804 deaths per 100 live births	Nauru
2020s	0.7901 deaths per 100 live births	0.7336 deaths per 100 live births	0.0566 deaths per 100 live births	Nauru

Averages of every year both report within each decade.

Frequently asked questions

Which has higher infant mortality rate by sex, Nauru or Tonga?: Tonga, at 0.694 deaths per 100 live births against 0.6935 deaths per 100 live births in Nauru as of 2024.
What is the difference in infant mortality rate by sex between Nauru and Tonga?: 0.0005 deaths per 100 live births, with Tonga ahead.
How many years of comparable data are there for Nauru and Tonga?: 40 years are reported by both, from 1985 to 2024.
How do Nauru and Tonga rank globally for infant mortality rate by sex?: Nauru ranks 132nd and Tonga ranks 131st of 199 countries.
Where does this data come from?: United Nations Inter-agency Group for Child Mortality Estimation (2025) – processed by Our World in Data, published as Infant mortality rate by sex. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Nauru vs Tonga: Infant mortality rate by sex. Statizoid, drawing on United Nations Inter-agency Group for Child Mortality Estimation (2025) – processed by Our World in Data. Retrieved 10 November 2026, from https://health.statizoid.com/compare/infant-mortality-rate-wdi/naoero/tonga/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://health.statizoid.com/compare/infant-mortality-rate-wdi/naoero/tonga/">Nauru vs Tonga: Infant mortality rate by sex</a> — Statizoid

About this data

Indicator: Infant mortality rate by sex
Unit: deaths per 100 live births
Source: United Nations Inter-agency Group for Child Mortality Estimation (2025) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 199 places, 12,987 data points, 1950–2024
Last refreshed: 30 October 2026

Estimated number of deaths of female children aged under one year, per 100 live births .