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Nauru vs Tanzania statistics compared

Updated on by Georank team

Nauru has a population of 11.9K (ranked 195/197), compared with 68.6M in Tanzania (ranked 22/197). Nauru's land area is 7.72 sq mi versus 342,009 sq mi for Tanzania (ranked 195th vs. 31st).

By GDP, Nauru ranks 195/197 ($160M) and Tanzania ranks 82/197 ($78.8B). By GDP per capita, Nauru ranks 75/197 ($13,422), while Tanzania ranks 170/197 ($1,149).

Main facts and rankings

Nauru Tanzania
Population
12088
72166806
Population rank 195/197 20/197
GDP
$160M
2024
$78.8B
2024
GDP rank 195/197 82/197
GDP per capita
$13,422
2024
$1,149
2024
GDP per capita rank 75/197 170/197
GDP per capita, PPP
$14,327
2024
$4,221
2024
Government debt
$28.2M
2024
$38B
2024
Debt-to-GDP ratio
15.2%
2025
47.1%
2025
Government debt per person
$2,360
2024
$554
2024
Government debt per person rank 114/185 163/185
Average annual personal income after taxes
$8,196
2025
$2,745
2025
Land area
7.72 sq mi
2025
342,009 sq mi
2025
Population density
1,547 ppl/mi²
2024
200.5 ppl/mi²
2024
Fertility rate
3.33
2023
4.61
2023
Median age
21.4 years
2024
18.4 years
2024
Life expectancy
62.4 years
2025
67.4 years
2025

Nauru and Tanzania: Comparison Charts

Nauru and Tanzania economies compared

GDP
Nauru

Tanzania
Year GDP
Nauru Tanzania
1960 - $2,651,729,807
1961 - $2,826,179,031
1962 - $3,101,589,993
1963 - $3,456,579,293
1964 - $3,748,840,925
1965 - $3,817,226,546
1966 - $4,377,998,825
1967 - $4,565,132,048
1968 - $4,895,251,824
1969 - $5,142,066,811
1970 $17,570,366 $2,851,419,386
1971 $19,009,433 $3,050,673,517
1972 $21,734,269 $3,472,787,266
1973 $26,529,817 $4,144,104,535
1974 $35,994,511 $4,977,337,978
1975 $40,106,776 $5,729,917,840
1976 $40,287,427 $6,472,511,988
1977 $40,444,702 $7,732,598,995
1978 $41,754,147 $9,261,675,710
1979 $44,431,330 $9,804,637,491
1980 $46,947,124 $11,409,228,087
1981 $51,689,637 $13,161,540,378
1982 $52,877,742 $13,927,383,240
1983 $48,439,093 $14,049,883,809
1984 $47,363,231 $12,906,635,133
1985 $41,548,741 $15,328,295,175
1986 $39,939,391 $10,840,864,521
1987 $40,118,410 $7,824,193,222
1988 $45,931,134 $7,406,614,407
1989 $53,736,786 $6,418,799,007
1990 $55,572,376 $6,184,384,225
1991 $52,533,789 $7,197,768,159
1992 $51,133,123 $6,681,997,469
1993 $43,542,088 $6,182,872,708
1994 $39,742,511 $6,550,480,484
1995 $39,969,706 $7,631,431,840
1996 $37,458,801 $9,433,528,150
1997 $37,331,507 $11,158,197,942
1998 $29,664,451 $12,172,790,056
1999 $27,328,613 $12,704,334,196
2000 $26,930,980 $13,371,767,082
2001 $22,613,288 $13,563,990,022
2002 $21,017,424 $14,129,651,896
2003 $24,778,160 $15,211,487,709
2004 $30,587,566 $16,673,062,473
2005 $30,282,840 $18,395,383,647
2006 $29,183,627 $18,619,859,795
2007 $23,068,623 $21,860,434,823
2008 $37,184,925 $27,947,821,398
2009 $44,024,970 $29,400,573,554
2010 $47,442,299 $32,012,892,919
2011 $65,444,174 $34,657,140,096
2012 $100,794,925 $39,650,394,363
2013 $94,385,015 $45,648,857,242
2014 $98,752,257 $49,986,726,461
2015 $84,383,389 $47,413,919,817
2016 $97,276,023 $49,774,409,374
2017 $108,862,279 $53,274,884,533
2018 $130,937,590 $57,003,712,892
2019 $124,871,111 $61,026,731,926
2020 $124,530,027 $66,068,737,786
2021 $175,513,985 $70,655,628,148
2022 $152,190,819 $75,769,974,505
2023 $151,455,968 $79,062,403,837
2024 $160,350,640 $78,779,864,877

Nauru and Tanzania economies compared

GDP per capita
Nauru

Tanzania
Year GDP per capita
Nauru Tanzania
1960 - $267.8
1961 - $277.4
1962 - $295.7
1963 - $320
1964 - $337
1965 - $333
1966 - $370
1967 - $374
1968 - $388
1969 - $394
1970 $2,619 $211.3
1971 $2,811 $218.4
1972 $3,191 $239.8
1973 $3,864 $276.1
1974 $5,199 $320
1975 $5,740 $355
1976 $5,703 $387
1977 $5,646 $446
1978 $5,721 $515
1979 $5,950 $527
1980 $6,138 $595
1981 $6,594 $665
1982 $6,577 $683
1983 $5,896 $667
1984 $5,654 $593
1985 $4,859 $681
1986 $4,569 $466
1987 $4,485 $326
1988 $5,012 $299
1989 $5,723 $252.3
1990 $5,776 $236.9
1991 $5,333 $268.8
1992 $5,103 $243.4
1993 $4,310 $218.2
1994 $3,921 $222.5
1995 $3,932 $251.2
1996 $3,679 $305
1997 $3,661 $353
1998 $2,909 $375
1999 $2,683 $382
2000 $2,649 $390
2001 $2,232 $385
2002 $2,085 $391
2003 $2,463 $410
2004 $3,041 $438
2005 $3,014 $469
2006 $2,908 $462
2007 $2,302 $528
2008 $3,715 $657
2009 $4,395 $674
2010 $4,724 $715
2011 $6,481 $753
2012 $9,817 $837
2013 $8,975 $935
2014 $9,193 $993
2015 $7,703 $911
2016 $8,724 $925
2017 $9,613 $957
2018 $11,409 $992
2019 $10,777 $1,031
2020 $10,696 $1,084
2021 $14,990 $1,125
2022 $12,896 $1,171
2023 $12,754 $1,187
2024 $13,422 $1,149

Nauru vs. Tanzania life expectancy calculator

Life expectancy
Nauru

Tanzania
Year Life expectancy, years
Nauru Tanzania
1950 56.6 41
1951 56.8 41.2
1952 57 41.4
1953 57.2 41.5
1954 57.4 41.7
1955 57.5 41.8
1956 57.6 42
1957 57.7 42.1
1958 57.8 42.3
1959 57.9 42.5
1960 57.9 42.6
1961 58 42.8
1962 58 43.2
1963 58.1 43.6
1964 58.2 44.1
1965 58.3 44.5
1966 58.4 44.9
1967 58.6 45.2
1968 58.6 45.6
1969 58.4 46
1970 58.4 46.5
1971 58.4 47
1972 58.4 47.4
1973 58.4 47.9
1974 58.3 48.4
1975 58.3 48.9
1976 58.2 49.5
1977 58.1 50
1978 58.3 50.4
1979 58.4 50.8
1980 58.5 51.3
1981 58.6 51.7
1982 58.6 52
1983 58.7 52.2
1984 58.7 52.2
1985 58.6 52.2
1986 58.6 52.2
1987 58.6 52.2
1988 58.7 52.2
1989 58.9 52.1
1990 59.1 52
1991 59.3 51.8
1992 59.5 51.4
1993 59.8 51.2
1994 60 51.1
1995 60.1 51
1996 60.1 51.1
1997 60 51.2
1998 59.9 51.8
1999 59.7 52.4
2000 59.6 53.2
2001 59.5 54.1
2002 59.4 54.9
2003 59.4 55.9
2004 59.3 56.8
2005 59.4 57.7
2006 59.4 58.5
2007 59.5 59.3
2008 59.7 59.9
2009 59.9 60.5
2010 60.1 61.1
2011 60.3 61.6
2012 60.5 62.3
2013 60.7 62.8
2014 60.8 63.4
2015 60.9 63.9
2016 61 64.4
2017 61.1 65
2018 61.2 65.5
2019 61.4 66
2020 61.5 66.8
2021 61.3 66.1
2022 61.9 66.9
2023 62.1 67
2024 62.3 67.2
2025 62.4 67.4

Nauru and Tanzania population clocks and comparison

Population
Nauru

Tanzania
Year Population
Nauru Tanzania
1960 4,607 9,901,419
1961 4,774 10,187,886
1962 4,979 10,487,756
1963 5,226 10,799,528
1964 5,515 11,127,826
1965 5,832 11,470,728
1966 6,043 11,827,459
1967 6,135 12,200,109
1968 6,328 12,602,076
1969 6,581 13,036,700
1970 6,710 13,492,677
1971 6,762 13,971,451
1972 6,812 14,479,308
1973 6,866 15,010,101
1974 6,923 15,561,630
1975 6,987 16,138,361
1976 7,064 16,736,211
1977 7,163 17,352,929
1978 7,298 17,976,566
1979 7,468 18,592,038
1980 7,649 19,189,769
1981 7,839 19,784,703
1982 8,040 20,398,571
1983 8,216 21,079,874
1984 8,377 21,779,066
1985 8,551 22,501,693
1986 8,742 23,258,959
1987 8,946 24,030,378
1988 9,165 24,769,686
1989 9,390 25,438,759
1990 9,622 26,110,207
1991 9,850 26,780,436
1992 10,021 27,457,588
1993 10,102 28,332,692
1994 10,137 29,442,356
1995 10,165 30,383,497
1996 10,183 30,945,762
1997 10,197 31,578,089
1998 10,198 32,420,458
1999 10,187 33,300,330
2000 10,168 34,260,139
2001 10,130 35,198,299
2002 10,082 36,121,304
2003 10,059 37,089,555
2004 10,060 38,109,668
2005 10,049 39,182,076
2006 10,034 40,294,902
2007 10,020 41,435,512
2008 10,009 42,570,728
2009 10,016 43,633,982
2010 10,043 44,758,488
2011 10,098 46,029,367
2012 10,267 47,374,260
2013 10,517 48,824,128
2014 10,742 50,351,512
2015 10,954 52,020,962
2016 11,150 53,824,013
2017 11,324 55,652,890
2018 11,477 57,437,145
2019 11,587 59,174,891
2020 11,643 60,972,798
2021 11,709 62,830,412
2022 11,801 64,711,821
2023 11,875 66,617,606
2024 11,947 68,560,157

Fertility rates in Nauru and Tanzania

Fertility rate
Nauru

Tanzania
Year Fertility rate
Nauru Tanzania
1960 5.34 6.54
1961 5.38 6.56
1962 5.42 6.61
1963 5.44 6.65
1964 5.47 6.68
1965 5.48 6.73
1966 5.41 6.8
1967 5.29 6.86
1968 5.14 6.9
1969 4.94 6.95
1970 4.74 7
1971 4.54 7.04
1972 4.36 7.05
1973 4.19 7.06
1974 4.07 7.12
1975 3.97 7.1
1976 3.9 7.09
1977 3.86 7.07
1978 3.84 7.06
1979 3.85 7.04
1980 3.88 6.99
1981 3.94 6.93
1982 3.99 6.87
1983 4.06 6.81
1984 4.11 6.72
1985 4.14 6.6
1986 4.15 6.49
1987 4.14 6.41
1988 4.11 6.38
1989 4.07 6.3
1990 4.02 6.2
1991 3.99 6.14
1992 3.95 6.08
1993 3.89 6
1994 3.84 5.89
1995 3.81 5.82
1996 3.78 5.83
1997 3.74 5.84
1998 3.68 5.81
1999 3.64 5.75
2000 3.54 5.67
2001 3.46 5.62
2002 3.4 5.57
2003 3.39 5.58
2004 3.38 5.6
2005 3.38 5.58
2006 3.4 5.51
2007 3.5 5.4
2008 3.67 5.32
2009 3.85 5.26
2010 4.02 5.23
2011 4.12 5.14
2012 4.12 5.14
2013 4.1 5.16
2014 4.09 5.12
2015 4.08 5.03
2016 4.03 5.01
2017 3.88 4.99
2018 3.68 4.93
2019 3.53 4.87
2020 3.47 4.8
2021 3.43 4.73
2022 3.38 4.67
2023 3.33 4.61

Nauru and Tanzania demographics compared

Median age
Nauru

Tanzania
Year Median age, years
Nauru Tanzania
1960 23.8 17.4
1961 24 17.4
1962 23.9 17.4
1963 23.7 17.4
1964 23.4 17.4
1965 23.1 17.3
1966 22.9 17.2
1967 22.9 17.2
1968 21.2 17.1
1969 18.9 17.1
1970 18.7 17.1
1971 19.1 17
1972 19.4 17
1973 19.8 17
1974 20.4 16.9
1975 21 16.9
1976 21.5 16.8
1977 22.1 16.8
1978 22.9 16.7
1979 23.6 16.6
1980 24.2 16.5
1981 24.7 16.4
1982 25.1 16.3
1983 25.2 16.2
1984 24.5 16.2
1985 23.7 16.3
1986 22.8 16.4
1987 22.1 16.5
1988 21.4 16.6
1989 20.8 16.6
1990 20.2 16.7
1991 19.7 16.7
1992 19.4 16.8
1993 19.3 17
1994 19.3 17.3
1995 19.3 17.4
1996 19.4 17.4
1997 19.5 17.3
1998 19.6 17.3
1999 19.8 17.4
2000 20.1 17.4
2001 20.4 17.5
2002 20.6 17.5
2003 20.8 17.4
2004 21 17.4
2005 21.2 17.4
2006 21.3 17.4
2007 21.5 17.3
2008 21.7 17.3
2009 21.8 17.2
2010 21.8 17.2
2011 21.8 17.2
2012 21.7 17.3
2013 21.6 17.3
2014 21.5 17.4
2015 21.4 17.5
2016 21.5 17.6
2017 21.6 17.8
2018 21.8 17.9
2019 21.9 17.9
2020 21.8 18
2021 21.7 18.1
2022 21.6 18.2
2023 21.5 18.3
2024 21.4 18.4

Interactive Maps

Use the buttons below to switch between world maps comparing statistics for Nauru and Tanzania.

GDP per capita

GDP

Life expectancy

Population

Population density

Fertility rate

Median age

Land area

National statistics comparison

Finance

Nauru Tanzania
GNI, Atlas method
$254M
2024
$80B
2024
Government expenditure, % of GDP
135%
2025
19.2%
2025
Education expenditure, % of GDP
5.68%
2023
3.16%
2024
Military expenditure, % of GDP n/a
1.15%
2023
Armed forces personnel n/a
28,000
2020
Deficit/surplus, % of GDP
+10.8%
2025
-2.89%
2025
Unemployment rate
5.06%
2021
1.79%
2020
Services, % of GDP n/a
28.4%
2024
Industry, % of GDP n/a
28.7%
2024
Economic freedom index
60
2025
59.3
2025
Income share by richest 10%
25.3%
2012
33.1%
2018
Income share by poorest 10%
3.4%
2012
2.9%
2018
Number of billionaires n/a
1
2025
Percentage of billionaires n/a
0.000003%
2025
Listed domestic companies n/a
22
2024
Market capitalization of domestic companies n/a
$7.32B
2024
Total reserves including gold n/a
$5.05B
2018
Personal remittances received
$881K
2023
$750M
2024
International tourist arrivals n/a
1,527,000
2019
International tourism as share of exports
2.32%
2018
27.2%
2019
Banked people share n/a
59.8%
2024

Energy

Nauru Tanzania
Energy use, kg of oil equivalent per capita n/a
405 kg
2022
GDP PPP per kg equivalent of energy use n/a
$9.09
2022
Carbon dioxide (CO2) emissions
0 megatons
2023
19.4 megatons
2023
CO2 emissions per capita
0 tons
2023
0.29 tons
2023
Fossil fuel energy use share n/a
23.1%
2022
Renewable energy use share
1.9%
2022
78.3%
2021
Alternative and nuclear energy use share n/a
0.93%
2022
Net energy imports use share n/a
12.9%
2022
Electric power consumption per capita n/a
123.5 kWh
2022
Renewable electricity output share
9.82%
2021
39.4%
2021
Hydroelectric share
0%
2021
29.3%
2022
Nuclear share
0%
2021
0%
2021
Electricity access
100%
2023
48.3%
2023

Society

Nauru Tanzania
% of world population
0.0001%
2024
0.84%
2024
Annual migration change
-121
2024
-29,865
2024
Urban population
100%
2024
38.1%
2024
Male:Female ratio
50:50
2024
50:50
2024
Average male height
5.56 ft
2025
5.48 ft
2025
Average female height
5.18 ft
2025
5.15 ft
2025
Quality of life index
50.4
2025
37.5
2025
Corruption Perceptions Index
56
2025
41
2024
Higher education index n/a
50
2025
Homicides per 100K people
0
2012
3.71
2020
Road traffic mortality per 100K people
1
2025
31.1
2019
Visa free countries
90
2025
76
2025
Adult literacy rate
96.6%
2023
78.2%
2022
English speaking
96.7%
2023
9.89%
2023
People using the Internet
81.7%
2020
29.1%
2023

Health

Nauru Tanzania
Government health expenditure per capita
$2,264
2022
$35.6
2022
Out-of-pocket health expenditure per capita
$10.6
2022
$10.2
2022
Life expectancy
62.4 years
2025
67.4 years
2025
Foreign aid share of health expenditure
11.2%
2022
38.7%
2022
Physicians per 1,000 people
1.25
2015
0.13
2022
Age at first childbirth
22.1 years
2017
19.9 years
2025
Maternal mortality per 100K births
273
2023
276
2023
Mortality rate before reaching 5 years of age, per 1,000 live births
8.9
2023
38.9
2023
Obesity rate
71.1%
2022
13%
2022
Diabetes prevalence
21.8%
2024
9.8%
2024
Air quality index
93
2025
37
2025
Tobacco use prevalence
48.3%
2022
9.3%
2022
Pure alcohol consumption per capita
2.79 liters
2020
11 liters
2020

Territory

Nauru Tanzania
% of world land
0.00001%
2025
0.59%
2025
Land area per capita
646 sq mi
2024
4,988 sq mi
2024
Agricultural land area
1.54 sq mi
2025
152,592 sq mi
2025
Forest area
0 sq mi
2025
171,190 sq mi
2025
Roads length
18.6 mi
2002
90,225 mi
2022

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