Sierra Leone has a population of 8.64M (ranked 102/197), compared with 101M in Vietnam (ranked 16/197). Sierra Leone's land area is 27,869 sq mi versus 121,016 sq mi for Vietnam (ranked 116th vs. 67th).
By GDP, Sierra Leone ranks 160/197 ($6.97B) and Vietnam ranks 33/197 ($476B). By GDP per capita, Sierra Leone ranks 186/197 ($807), while Vietnam ranks 122/197 ($4,717).
Main facts and rankings
Sierra Leone
|
Vietnam
|
|
|---|---|---|
| Population |
9049533
|
102365351
|
| Population rank | 101/197 | 16/197 |
| GDP |
$6.97B
2024 |
$476B
2024 |
| GDP rank | 160/197 | 33/197 |
| GDP per capita |
$807
2024 |
$4,717
2024 |
| GDP per capita rank | 186/197 | 122/197 |
| GDP per capita, PPP |
$3,522
2024 |
$16,386
2024 |
| Government debt |
$2.91B
2024 |
$149B
2024 |
| Debt-to-GDP ratio |
41.7%
2024 |
31.3%
2024 |
| Government debt per person |
$337
2024 |
$1,475
2024 |
| Government debt per person rank | 174/185 | 132/185 |
| Average annual personal income after taxes |
$2,915
2026 |
$4,020
2026 |
| Land area | 27,869 sq mi | 121,016 sq mi |
| Population density |
323 ppl/mi²
2026 |
845 ppl/mi²
2026 |
| Fertility rate |
3.79
2023 |
1.91
2023 |
| Median age |
20.5 years
2024 |
33.9 years
2024 |
| Life expectancy |
62.3 years
2026 |
75 years
2026 |
Sierra Leone and Vietnam: Comparison Charts
Sierra Leone and Vietnam economies compared
| Year | GDP | |
|---|---|---|
|
Sierra Leone
|
Vietnam
|
|
| 2024 | $6,971,127,235 | $476,388,230,307 |
| 2023 | $6,415,852,767 | $433,857,681,378 |
| 2022 | $7,121,125,278 | $413,445,230,669 |
| 2021 | $7,166,931,485 | $366,474,752,771 |
| 2020 | $6,688,307,703 | $346,615,738,538 |
| 2019 | $6,523,577,594 | $334,365,270,497 |
| 2018 | $6,390,514,689 | $310,106,478,395 |
| 2017 | $5,749,846,528 | $281,353,605,987 |
| 2016 | $6,084,297,211 | $257,096,001,178 |
| 2015 | $6,788,352,975 | $239,258,328,382 |
| 2014 | $7,686,138,791 | $233,451,469,643 |
| 2013 | $7,502,762,863 | $213,708,811,665 |
| 2012 | $6,141,666,509 | $195,590,661,129 |
| 2011 | $4,861,632,885 | $172,595,049,184 |
| 2010 | $4,262,805,967 | $147,201,173,197 |
| 2009 | $3,953,403,098 | $106,014,659,565 |
| 2008 | $4,157,895,298 | $99,130,304,099 |
| 2007 | $3,632,957,611 | $77,414,425,532 |
| 2006 | $3,263,697,467 | $66,371,664,817 |
| 2005 | $2,545,275,313 | $57,633,255,738 |
| 2004 | $2,237,350,687 | $45,427,854,693 |
| 2003 | $2,142,618,046 | $39,552,513,232 |
| 2002 | $1,933,863,911 | $35,064,105,501 |
| 2001 | $1,681,473,894 | $32,685,198,809 |
| 2000 | $635,866,404 | $31,172,518,403 |
| 1999 | $669,386,624 | $28,683,659,007 |
| 1998 | $672,368,187 | $27,209,602,050 |
| 1997 | $850,232,760 | $26,843,700,442 |
| 1996 | $941,709,423 | $24,657,470,575 |
| 1995 | $870,740,292 | $20,736,164,459 |
| 1994 | $911,853,802 | $16,286,433,533 |
| 1993 | $768,867,883 | $13,180,953,598 |
| 1992 | $679,940,814 | $9,866,990,236 |
| 1991 | $779,981,987 | $9,613,369,520 |
| 1990 | $649,644,098 | $6,471,740,806 |
| 1989 | $932,974,420 | $6,293,304,975 |
| 1988 | $1,055,083,933 | $25,423,812,649 |
| 1987 | $660,106,336 | $36,658,108,850 |
| 1986 | $490,181,457 | $26,336,616,250 |
| 1985 | $856,890,459 | $14,094,687,821 |
| 1984 | $1,087,471,862 | - |
| 1983 | $995,104,305 | - |
| 1982 | $1,295,361,886 | - |
| 1981 | $1,114,830,472 | - |
| 1980 | $1,100,685,845 | - |
| 1979 | $1,109,374,911 | - |
| 1978 | $960,728,339 | - |
| 1977 | $691,777,584 | - |
| 1976 | $594,895,942 | - |
| 1975 | $679,336,344 | - |
| 1974 | $648,590,643 | - |
| 1973 | $575,230,724 | - |
| 1972 | $465,381,340 | - |
| 1971 | $419,549,305 | - |
| 1970 | $434,410,974 | - |
| 1969 | $408,690,163 | - |
| 1968 | $329,859,732 | - |
| 1967 | $348,795,303 | - |
| 1966 | $375,479,850 | - |
| 1965 | $359,379,856 | - |
| 1964 | $371,847,461 | - |
| 1963 | $348,547,279 | - |
| 1962 | $342,721,416 | - |
| 1961 | $327,834,191 | - |
| 1960 | $322,009,962 | - |
Data sources: World Bank | Economy & Growth (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/sierra-leone/vietnam | CC BY 
Sierra Leone and Vietnam economies compared
| Year | GDP per capita | |
|---|---|---|
|
Sierra Leone
|
Vietnam
|
|
| 2024 | $807 | $4,717 |
| 2023 | $758 | $4,323 |
| 2022 | $860 | $4,148 |
| 2021 | $885 | $3,704 |
| 2020 | $845 | $3,534 |
| 2019 | $844 | $3,441 |
| 2018 | $846 | $3,222 |
| 2017 | $779 | $2,956 |
| 2016 | $844 | $2,735 |
| 2015 | $965 | $2,578 |
| 2014 | $1,118 | $2,546 |
| 2013 | $1,117 | $2,360 |
| 2012 | $938 | $2,185 |
| 2011 | $761 | $1,951 |
| 2010 | $685 | $1,683 |
| 2009 | $653 | $1,226 |
| 2008 | $705 | $1,164 |
| 2007 | $632 | $926 |
| 2006 | $580 | $808 |
| 2005 | $463 | $711 |
| 2004 | $418 | $565 |
| 2003 | $414 | $497 |
| 2002 | $389 | $445 |
| 2001 | $358 | $419 |
| 2000 | $143.7 | $404 |
| 1999 | $155 | $376 |
| 1998 | $156.5 | $361 |
| 1997 | $199.9 | $362 |
| 1996 | $224.3 | $337 |
| 1995 | $208.4 | $287.8 |
| 1994 | $218.5 | $229.9 |
| 1993 | $185 | $189.4 |
| 1992 | $163.2 | $144.5 |
| 1991 | $183.7 | $143.7 |
| 1990 | $154.8 | $98.8 |
| 1989 | $231.3 | $98.1 |
| 1988 | $268.2 | $405 |
| 1987 | $172.4 | $595 |
| 1986 | $131.5 | $436 |
| 1985 | $235.5 | $238.6 |
| 1984 | $306 | - |
| 1983 | $285.8 | - |
| 1982 | $380 | - |
| 1981 | $334 | - |
| 1980 | $336 | - |
| 1979 | $346 | - |
| 1978 | $305 | - |
| 1977 | $224.2 | - |
| 1976 | $196.4 | - |
| 1975 | $228.4 | - |
| 1974 | $222.1 | - |
| 1973 | $200.6 | - |
| 1972 | $165.4 | - |
| 1971 | $151.8 | - |
| 1970 | $160.2 | - |
| 1969 | $153.6 | - |
| 1968 | $126.3 | - |
| 1967 | $136.1 | - |
| 1966 | $149.3 | - |
| 1965 | $145.6 | - |
| 1964 | $153.4 | - |
| 1963 | $146.3 | - |
| 1962 | $146.3 | - |
| 1961 | $142.3 | - |
| 1960 | $142 | - |
Data sources: World Bank | Economy & Growth (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/sierra-leone/vietnam | CC BY
Sierra Leone vs. Vietnam life expectancy calculator
| Year | Life expectancy, years | |
|---|---|---|
|
Sierra Leone
|
Vietnam
|
|
| 2026 | 62.3 | 75 |
| 2025 | 62.2 | 74.9 |
| 2024 | 62 | 74.7 |
| 2023 | 61.8 | 74.6 |
| 2022 | 61.3 | 74.5 |
| 2021 | 60.3 | 74.1 |
| 2020 | 59.7 | 75.4 |
| 2019 | 59.6 | 74.2 |
| 2018 | 59.1 | 74.1 |
| 2017 | 57.8 | 74 |
| 2016 | 56.9 | 74 |
| 2015 | 55.5 | 74 |
| 2014 | 54.3 | 73.9 |
| 2013 | 54.1 | 73.8 |
| 2012 | 53.2 | 73.8 |
| 2011 | 52.6 | 73.7 |
| 2010 | 51.9 | 73.6 |
| 2009 | 51.3 | 73.5 |
| 2008 | 50.7 | 73.5 |
| 2007 | 50 | 73.4 |
| 2006 | 49.5 | 73.3 |
| 2005 | 48.3 | 73.2 |
| 2004 | 47.5 | 73.1 |
| 2003 | 46.8 | 73.2 |
| 2002 | 46.2 | 73.1 |
| 2001 | 45.4 | 73 |
| 2000 | 44.8 | 72.7 |
| 1999 | 42 | 72.6 |
| 1998 | 42.7 | 72.3 |
| 1997 | 43.6 | 71.7 |
| 1996 | 43.5 | 71.3 |
| 1995 | 42.6 | 70.9 |
| 1994 | 42.8 | 70.4 |
| 1993 | 43.4 | 70 |
| 1992 | 43.5 | 69.6 |
| 1991 | 43.3 | 69.3 |
| 1990 | 43.7 | 69 |
| 1989 | 43.7 | 68.8 |
| 1988 | 43.8 | 68.6 |
| 1987 | 43.7 | 68 |
| 1986 | 43.5 | 67.6 |
| 1985 | 43.6 | 67.2 |
| 1984 | 43.6 | 66.9 |
| 1983 | 43.5 | 66.5 |
| 1982 | 43.3 | 66.2 |
| 1981 | 43.1 | 65.8 |
| 1980 | 42.8 | 65.3 |
| 1979 | 42.5 | 65 |
| 1978 | 42.2 | 64.5 |
| 1977 | 41.8 | 64.1 |
| 1976 | 41.4 | 63.7 |
| 1975 | 41 | 61.9 |
| 1974 | 40.4 | 54.8 |
| 1973 | 40 | 55.7 |
| 1972 | 39.5 | 51.9 |
| 1971 | 39.1 | 55.6 |
| 1970 | 38.6 | 54.9 |
| 1969 | 38.2 | 54.8 |
| 1968 | 37.8 | 52.7 |
| 1967 | 37.3 | 56.7 |
| 1966 | 36.6 | 56.9 |
| 1965 | 35.9 | 57 |
| 1964 | 35.3 | 57.5 |
| 1963 | 34.7 | 56.9 |
| 1962 | 34.2 | 58.2 |
| 1961 | 33.6 | 58.5 |
| 1960 | 33.1 | 58 |
| 1959 | 32.6 | 57.4 |
| 1958 | 32.1 | 56.8 |
| 1957 | 31.8 | 56.2 |
| 1956 | 31.3 | 55.5 |
| 1955 | 30.9 | 54.8 |
| 1954 | 30.5 | 52 |
| 1953 | 30.1 | 50 |
| 1952 | 29.7 | 49.4 |
| 1951 | 29.3 | 48.7 |
| 1950 | 28.9 | 48 |
Data sources: United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10).
GeoRank.org/facts/sierra-leone/vietnam | CC BY
Sierra Leone and Vietnam population clocks and comparison
| Year | Population | |
|---|---|---|
|
Sierra Leone
|
Vietnam
|
|
| 2024 | 8,642,022 | 100,987,686 |
| 2023 | 8,460,512 | 100,352,192 |
| 2022 | 8,276,807 | 99,680,655 |
| 2021 | 8,094,602 | 98,935,098 |
| 2020 | 7,912,558 | 98,079,191 |
| 2019 | 7,731,991 | 97,173,776 |
| 2018 | 7,554,563 | 96,237,319 |
| 2017 | 7,379,299 | 95,176,977 |
| 2016 | 7,205,328 | 94,000,117 |
| 2015 | 7,037,655 | 92,823,254 |
| 2014 | 6,876,385 | 91,679,578 |
| 2013 | 6,714,051 | 90,573,104 |
| 2012 | 6,551,080 | 89,510,356 |
| 2011 | 6,387,251 | 88,468,314 |
| 2010 | 6,222,714 | 87,455,152 |
| 2009 | 6,055,646 | 86,460,018 |
| 2008 | 5,894,722 | 85,175,788 |
| 2007 | 5,749,352 | 83,633,375 |
| 2006 | 5,624,466 | 82,167,897 |
| 2005 | 5,501,712 | 81,088,313 |
| 2004 | 5,355,717 | 80,338,971 |
| 2003 | 5,177,687 | 79,563,777 |
| 2002 | 4,971,435 | 78,772,224 |
| 2001 | 4,692,716 | 77,969,361 |
| 2000 | 4,423,611 | 77,154,011 |
| 1999 | 4,318,043 | 76,287,452 |
| 1998 | 4,295,785 | 75,299,660 |
| 1997 | 4,253,716 | 74,226,889 |
| 1996 | 4,199,210 | 73,156,447 |
| 1995 | 4,179,179 | 72,049,940 |
| 1994 | 4,173,105 | 70,854,391 |
| 1993 | 4,157,130 | 69,586,384 |
| 1992 | 4,166,366 | 68,260,337 |
| 1991 | 4,246,267 | 66,891,775 |
| 1990 | 4,196,828 | 65,504,552 |
| 1989 | 4,034,037 | 64,147,348 |
| 1988 | 3,934,517 | 62,843,228 |
| 1987 | 3,829,718 | 61,584,651 |
| 1986 | 3,728,380 | 60,347,048 |
| 1985 | 3,638,438 | 59,060,622 |
| 1984 | 3,558,758 | 57,706,067 |
| 1983 | 3,481,646 | 56,337,921 |
| 1982 | 3,408,183 | 55,011,289 |
| 1981 | 3,338,940 | 53,738,141 |
| 1980 | 3,272,089 | 52,490,101 |
| 1979 | 3,207,499 | 51,378,211 |
| 1978 | 3,145,517 | 50,249,552 |
| 1977 | 3,085,354 | 48,954,872 |
| 1976 | 3,028,820 | 47,684,931 |
| 1975 | 2,974,657 | 46,482,903 |
| 1974 | 2,920,459 | 45,413,537 |
| 1973 | 2,866,955 | 44,409,861 |
| 1972 | 2,814,388 | 43,429,168 |
| 1971 | 2,763,222 | 42,449,276 |
| 1970 | 2,712,286 | 41,475,230 |
| 1969 | 2,661,365 | 40,582,096 |
| 1968 | 2,611,532 | 39,734,609 |
| 1967 | 2,562,384 | 38,895,080 |
| 1966 | 2,514,638 | 38,024,836 |
| 1965 | 2,468,666 | 37,129,656 |
| 1964 | 2,424,390 | 36,201,563 |
| 1963 | 2,382,258 | 35,249,101 |
| 1962 | 2,342,242 | 34,288,560 |
| 1961 | 2,304,227 | 33,409,059 |
| 1960 | 2,268,356 | 32,531,933 |
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/sierra-leone/vietnam | CC BY
Fertility rates in Sierra Leone and Vietnam
| Year | Fertility rate | |
|---|---|---|
|
Sierra Leone
|
Vietnam
|
|
| 2023 | 3.79 | 1.91 |
| 2022 | 3.88 | 1.93 |
| 2021 | 3.98 | 1.94 |
| 2020 | 4.08 | 1.96 |
| 2019 | 4.19 | 1.94 |
| 2018 | 4.29 | 1.88 |
| 2017 | 4.39 | 1.99 |
| 2016 | 4.47 | 2 |
| 2015 | 4.55 | 2.1 |
| 2014 | 4.7 | 2.09 |
| 2013 | 4.87 | 1.98 |
| 2012 | 5.06 | 1.97 |
| 2011 | 5.21 | 1.93 |
| 2010 | 5.33 | 1.91 |
| 2009 | 5.45 | 1.92 |
| 2008 | 5.56 | 1.93 |
| 2007 | 5.64 | 1.91 |
| 2006 | 5.74 | 1.87 |
| 2005 | 5.81 | 1.89 |
| 2004 | 5.92 | 1.97 |
| 2003 | 6.09 | 2 |
| 2002 | 6.23 | 2.01 |
| 2001 | 6.31 | 2.02 |
| 2000 | 6.36 | 2.03 |
| 1999 | 6.42 | 2 |
| 1998 | 6.5 | 2.1 |
| 1997 | 6.53 | 2.27 |
| 1996 | 6.55 | 2.47 |
| 1995 | 6.56 | 2.7 |
| 1994 | 6.56 | 2.94 |
| 1993 | 6.57 | 3.17 |
| 1992 | 6.56 | 3.35 |
| 1991 | 6.55 | 3.52 |
| 1990 | 6.57 | 3.6 |
| 1989 | 6.57 | 3.64 |
| 1988 | 6.59 | 3.62 |
| 1987 | 6.61 | 3.72 |
| 1986 | 6.6 | 3.96 |
| 1985 | 6.59 | 4.21 |
| 1984 | 6.59 | 4.41 |
| 1983 | 6.57 | 4.52 |
| 1982 | 6.56 | 4.59 |
| 1981 | 6.55 | 4.67 |
| 1980 | 6.56 | 4.8 |
| 1979 | 6.58 | 4.94 |
| 1978 | 6.59 | 5.1 |
| 1977 | 6.57 | 5.29 |
| 1976 | 6.55 | 5.46 |
| 1975 | 6.55 | 5.62 |
| 1974 | 6.53 | 5.78 |
| 1973 | 6.47 | 6.11 |
| 1972 | 6.45 | 6.1 |
| 1971 | 6.43 | 6.07 |
| 1970 | 6.41 | 6.02 |
| 1969 | 6.39 | 6.01 |
| 1968 | 6.39 | 6.03 |
| 1967 | 6.38 | 5.88 |
| 1966 | 6.35 | 5.97 |
| 1965 | 6.31 | 6.16 |
| 1964 | 6.29 | 6.29 |
| 1963 | 6.26 | 6.39 |
| 1962 | 6.22 | 6.26 |
| 1961 | 6.21 | 5.48 |
| 1960 | 6.18 | 6.27 |
Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).
GeoRank.org/facts/sierra-leone/vietnam | CC BY
Sierra Leone and Vietnam demographics compared
| Year | Median age, years | |
|---|---|---|
|
Sierra Leone
|
Vietnam
|
|
| 2024 | 20.5 | 33.9 |
| 2023 | 20.3 | 33.4 |
| 2022 | 20 | 33 |
| 2021 | 19.8 | 32.5 |
| 2020 | 19.6 | 32.1 |
| 2019 | 19.4 | 31.6 |
| 2018 | 19.2 | 31.2 |
| 2017 | 19.1 | 30.8 |
| 2016 | 18.9 | 30.5 |
| 2015 | 18.7 | 30.2 |
| 2014 | 18.6 | 29.8 |
| 2013 | 18.5 | 29.4 |
| 2012 | 18.4 | 29 |
| 2011 | 18.3 | 28.7 |
| 2010 | 18.2 | 28.3 |
| 2009 | 18.1 | 27.9 |
| 2008 | 18.1 | 27.4 |
| 2007 | 18 | 26.9 |
| 2006 | 18 | 26.3 |
| 2005 | 18 | 25.8 |
| 2004 | 17.9 | 25.4 |
| 2003 | 17.9 | 25 |
| 2002 | 17.9 | 24.6 |
| 2001 | 18 | 24.2 |
| 2000 | 18 | 23.7 |
| 1999 | 18 | 23.3 |
| 1998 | 18.1 | 22.9 |
| 1997 | 18.1 | 22.4 |
| 1996 | 18.2 | 22 |
| 1995 | 18.2 | 21.7 |
| 1994 | 18.3 | 21.4 |
| 1993 | 18.4 | 21.1 |
| 1992 | 18.4 | 20.9 |
| 1991 | 18.5 | 20.7 |
| 1990 | 18.5 | 20.5 |
| 1989 | 18.6 | 20.4 |
| 1988 | 18.6 | 20.2 |
| 1987 | 18.7 | 20.1 |
| 1986 | 18.7 | 20 |
| 1985 | 18.8 | 19.9 |
| 1984 | 18.9 | 19.8 |
| 1983 | 18.9 | 19.7 |
| 1982 | 19 | 19.6 |
| 1981 | 19.1 | 19.5 |
| 1980 | 19.1 | 19.4 |
| 1979 | 19.2 | 19.3 |
| 1978 | 19.3 | 19.1 |
| 1977 | 19.4 | 19 |
| 1976 | 19.5 | 18.8 |
| 1975 | 19.6 | 18.7 |
| 1974 | 19.8 | 18.6 |
| 1973 | 19.9 | 18.5 |
| 1972 | 20.1 | 18.5 |
| 1971 | 20.2 | 18.4 |
| 1970 | 20.4 | 18.4 |
| 1969 | 20.6 | 18.4 |
| 1968 | 20.7 | 18.4 |
| 1967 | 20.8 | 18.5 |
| 1966 | 20.9 | 18.7 |
| 1965 | 20.9 | 18.9 |
| 1964 | 21 | 19.2 |
| 1963 | 21 | 19.7 |
| 1962 | 21.1 | 20.2 |
| 1961 | 21.1 | 20.7 |
| 1960 | 21.1 | 21.2 |
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/sierra-leone/vietnam | CC BY
Interactive Maps
Use the buttons below to switch between world maps comparing statistics for Sierra Leone and Vietnam.
National statistics comparison
Finance
|
Sierra Leone
|
Vietnam
|
|
|---|---|---|
| GNI, Atlas method |
$7.08B
2024 |
$454B
2024 |
| Government expenditure, % of GDP |
15.6%
2024 |
19.1%
2024 |
| Education expenditure, % of GDP |
2.62%
2023 |
2.89%
2022 |
| Military expenditure, % of GDP |
0.46%
2024 |
1.81%
2018 |
| Armed forces personnel |
9,000
2020 |
522,000
2020 |
| Deficit/surplus, % of GDP |
-4.53%
2024 |
-1.54%
2024 |
| Unemployment rate |
3.19%
2018 |
1.53%
2024 |
| Services, % of GDP |
42.6%
2024 |
42.4%
2024 |
| Industry, % of GDP |
25.6%
2024 |
37.6%
2024 |
| Economic freedom index |
49.6
2026 |
64.4
2026 |
| Income share by richest 10% |
29.4%
2018 |
28.1%
2022 |
| Income share by poorest 10% |
3.4%
2018 |
2.6%
2022 |
| Number of billionaires | n/a |
5
2025 |
| Percentage of billionaires | n/a |
0.000007%
2025 |
| Listed domestic companies | n/a |
393
2024 |
| Market capitalization of domestic companies | n/a |
$205B
2024 |
| Total reserves including gold |
$433M
2024 |
$83.1B
2024 |
| Personal remittances received |
$321M
2024 |
$16B
2024 |
| International tourist arrivals |
71,000
2019 |
3,837,000
2020 |
| International tourism as share of exports |
5.49%
2018 |
1.11%
2020 |
| Banked people share |
38.6%
2024 |
70.6%
2024 |
Energy
|
Sierra Leone
|
Vietnam
|
|
|---|---|---|
| Energy use, kg of oil equivalent per capita | n/a |
1,023 kg
2022 |
| GDP PPP per kg equivalent of energy use | n/a |
$13.6
2022 |
| Carbon dioxide (CO2) emissions |
1.46 megatons
2024 |
431 megatons
2024 |
| CO2 emissions per capita |
0.17 tons
2024 |
4.27 tons
2024 |
| Fossil fuel energy use share | n/a |
79.4%
2022 |
| Renewable energy use share |
71.6%
2022 |
24.2%
2021 |
| Alternative and nuclear energy use share | n/a |
11.3%
2022 |
| Net energy imports use share | n/a |
34%
2022 |
| Electric power consumption per capita | n/a |
2,624 kWh
2022 |
| Renewable electricity output share |
75.3%
2021 |
41.2%
2021 |
| Hydroelectric share |
70.5%
2021 |
34.7%
2022 |
| Nuclear share |
0%
2021 |
0%
2021 |
| Electricity access |
35.5%
2023 |
99.8%
2023 |
Society
|
Sierra Leone
|
Vietnam
|
|
|---|---|---|
| % of world population |
0.11%
2024 |
1.24%
2024 |
| Annual migration change |
-11,309
2025 |
-48,171
2025 |
| Urban population |
45.4%
2024 |
38.5%
2024 |
| Male:Female ratio |
49.9:50.1
2024 |
49:51
2024 |
| Average male height |
5.46 ft
2025 |
5.54 ft
2025 |
| Average female height |
5.16 ft
2025 |
5.2 ft
2025 |
| Quality of life index |
29.4
2026 |
48.9
2026 |
| Corruption Perceptions Index |
34
2025 |
41
2025 |
| Higher education index |
20
2026 |
54
2026 |
| Homicides per 100K people |
2.14
2020 |
1.54
2011 |
| Road traffic mortality per 100K people |
33
2019 |
30.6
2019 |
| Visa free countries |
66
2025 |
67
2025 |
| Adult literacy rate |
48.6%
2022 |
96.1%
2022 |
| English speaking |
83.5%
2023 |
16%
2025 |
| People using the Internet |
20.6%
2023 |
84.2%
2024 |
Health
|
Sierra Leone
|
Vietnam
|
|
|---|---|---|
| Government health expenditure per capita |
$35.8
2023 |
$197.2
2023 |
| Out-of-pocket health expenditure per capita |
$19.5
2023 |
$77.3
2023 |
| Life expectancy |
62.3 years
2026 |
75 years
2026 |
| Foreign aid share of health expenditure |
28.5%
2023 |
1.15%
2023 |
| Physicians per 1,000 people |
0.13
2022 |
1.11
2021 |
| Age at first childbirth |
19.6 years
2025 |
n/a |
| Maternal mortality per 100K births |
354
2023 |
48
2023 |
| Mortality rate before reaching 5 years of age |
94.3
2023 |
20
2023 |
| Obesity rate |
7.32%
2022 |
2.04%
2022 |
| Diabetes prevalence |
4.8%
2024 |
3.4%
2024 |
| Air quality index |
16
2026 |
20
2026 |
| Tobacco use prevalence |
12.9%
2022 |
22.5%
2022 |
| Pure alcohol consumption per capita |
0.29 liters
2020 |
8.04 liters
2020 |
Territory
|
Sierra Leone
|
Vietnam
|
|
|---|---|---|
| % of world land |
0.05%
2026 |
0.21%
2026 |
| Land area per capita |
3,225 sq mi
2024 |
1,198 sq mi
2024 |
| Agricultural land area |
15,247 sq mi
2026 |
47,456 sq mi
2026 |
| Forest area |
9,559 sq mi
2026 |
57,416 sq mi
2026 |
| Roads length |
7,270 mi
2015 |
354,460 mi
2019 |
In-depth comparisons
Help us show the world through your eyes
Share a photo of your city and help others discover what it looks like to live there. Your contribution makes our data come alive.
Data sources:
- World Bank | Health (1960–2025, retrieved 2026-04-06)
- United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10)
- U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
- Central Intelligence Agency (CIA) (2000–2025, retrieved 2026-02-20)
- International Monetary Fund (IMF) | Fiscal Monitor (2024, retrieved 2026-02-20)
- LivingCost (2026, retrieved 2025-10-14)
- World Obesity Federation (2022, retrieved 2026-02-08)
- Passport Index (2025, retrieved 2026-02-08)
- Transparency International (2025, retrieved 2026-02-10)
- The Heritage Foundation | Economic Freedom Index (2026, retrieved 2026-03-09)
- EduRank (2026, retrieved 2025-10-13)
Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.