Brunei has a population of 463K (ranked 170/197), compared with 8.64M in Sierra Leone (ranked 102/197). Brunei's land area is 2,035 sq mi versus 27,869 sq mi for Sierra Leone (ranked 165th vs. 116th).
By GDP, Brunei ranks 142/197 ($15.5B) and Sierra Leone ranks 157/197 ($7.55B). By GDP per capita, Brunei ranks 35/197 ($33,418), while Sierra Leone ranks 183/197 ($873).
Main facts and rankings
|
|
|
---|---|---|
Population |
469088
|
8961932
|
Population rank | 170/197 | 102/197 |
GDP |
$15.5B
2024 |
$7.55B
2024 |
GDP rank | 142/197 | 157/197 |
GDP per capita |
$33,418
2024 |
$873
2024 |
GDP per capita rank | 35/197 | 183/197 |
GDP per capita, PPP |
$90,007
2024 |
$3,516
2024 |
Government debt |
$354M
2024 |
$3.25B
2024 |
Debt-to-GDP ratio |
2.21%
2025 |
44.3%
2025 |
Government debt per person |
$765
2024 |
$376
2024 |
Government debt per person rank | 151/185 | 174/185 |
Average annual personal income after taxes |
$22,191
2025 |
$3,438
2025 |
Land area |
2,035 sq mi
2025 |
27,869 sq mi
2025 |
Population density |
227.4 ppl/mi²
2024 |
310 ppl/mi²
2024 |
Fertility rate |
1.75
2023 |
3.79
2023 |
Median age |
33.2 years
2024 |
20.5 years
2024 |
Life expectancy |
75.7 years
2025 |
62.2 years
2025 |
Brunei and Sierra Leone: Comparison Charts
Brunei and Sierra Leone economies compared
Year | GDP | |
---|---|---|
|
|
|
1960 | - | $322,151,961 |
1961 | - | $327,978,758 |
1962 | - | $342,872,549 |
1963 | - | $348,700,980 |
1964 | - | $372,011,438 |
1965 | $114,039,501 | $359,523,810 |
1966 | $132,757,528 | $375,630,252 |
1967 | $139,029,537 | $348,895,028 |
1968 | $160,818,236 | $329,991,597 |
1969 | $161,210,236 | $408,853,541 |
1970 | $179,078,929 | $434,584,634 |
1971 | $197,525,768 | $419,495,788 |
1972 | $270,822,782 | $465,254,682 |
1973 | $433,095,527 | $575,471,814 |
1974 | $2,319,576,214 | $648,940,351 |
1975 | $2,496,420,258 | $679,352,876 |
1976 | $3,054,765,590 | $594,810,422 |
1977 | $3,681,242,528 | $692,079,407 |
1978 | $4,100,423,674 | $960,765,043 |
1979 | $6,044,367,628 | $1,109,343,425 |
1980 | $10,795,432,294 | $1,100,476,190 |
1981 | $9,367,218,664 | $1,114,926,661 |
1982 | $8,932,198,186 | $1,294,995,964 |
1983 | $7,927,590,750 | $995,278,515 |
1984 | $7,632,788,075 | $1,087,450,199 |
1985 | $6,967,623,884 | $856,890,459 |
1986 | $4,190,280,003 | $490,181,457 |
1987 | $4,918,010,080 | $660,106,336 |
1988 | $4,535,130,305 | $1,055,083,933 |
1989 | $4,983,622,881 | $932,974,420 |
1990 | $6,039,881,087 | $649,644,098 |
1991 | $6,284,497,300 | $779,981,987 |
1992 | $6,327,966,445 | $679,940,814 |
1993 | $6,203,339,925 | $768,867,883 |
1994 | $6,467,782,521 | $911,853,802 |
1995 | $7,700,144,057 | $870,740,292 |
1996 | $7,663,377,277 | $941,709,423 |
1997 | $7,793,034,390 | $850,232,760 |
1998 | $5,550,846,025 | $672,368,187 |
1999 | $6,309,070,375 | $669,386,624 |
2000 | $6,570,999,060 | $635,866,404 |
2001 | $6,096,155,748 | $1,681,473,894 |
2002 | $6,333,082,879 | $1,933,863,911 |
2003 | $7,167,725,265 | $2,142,618,046 |
2004 | $8,619,178,799 | $2,237,350,687 |
2005 | $10,547,202,612 | $2,545,275,313 |
2006 | $12,644,616,446 | $3,263,697,467 |
2007 | $13,432,029,496 | $3,632,957,611 |
2008 | $15,926,456,492 | $4,157,895,298 |
2009 | $11,912,904,529 | $3,953,403,098 |
2010 | $13,707,121,031 | $4,262,805,967 |
2011 | $18,524,791,071 | $4,861,632,885 |
2012 | $19,048,443,340 | $6,141,666,509 |
2013 | $18,094,148,099 | $7,502,762,863 |
2014 | $17,097,797,372 | $7,686,138,791 |
2015 | $12,930,296,852 | $6,788,352,975 |
2016 | $11,400,266,055 | $6,084,297,211 |
2017 | $12,128,168,047 | $5,749,846,528 |
2018 | $13,566,908,401 | $6,390,514,689 |
2019 | $13,469,235,348 | $6,526,183,564 |
2020 | $12,005,799,664 | $6,693,888,876 |
2021 | $14,006,496,614 | $7,173,379,137 |
2022 | $16,681,536,443 | $7,124,465,160 |
2023 | $15,095,084,686 | $6,411,787,856 |
2024 | $15,463,134,387 | $7,547,843,281 |
Brunei and Sierra Leone economies compared
Year | GDP per capita | |
---|---|---|
|
|
|
1960 | - | $142 |
1961 | - | $142.3 |
1962 | - | $146.4 |
1963 | - | $146.4 |
1964 | - | $153.4 |
1965 | $1,029 | $145.6 |
1966 | $1,146 | $149.4 |
1967 | $1,149 | $136.2 |
1968 | $1,274 | $126.4 |
1969 | $1,226 | $153.6 |
1970 | $1,325 | $160.2 |
1971 | $1,432 | $151.8 |
1972 | $1,905 | $165.3 |
1973 | $2,939 | $200.7 |
1974 | $15,195 | $222.2 |
1975 | $15,793 | $228.4 |
1976 | $18,671 | $196.4 |
1977 | $21,747 | $224.3 |
1978 | $23,447 | $305 |
1979 | $33,501 | $346 |
1980 | $58,005 | $336 |
1981 | $48,793 | $334 |
1982 | $45,075 | $380 |
1983 | $38,720 | $285.9 |
1984 | $36,061 | $306 |
1985 | $31,827 | $235.5 |
1986 | $18,501 | $131.5 |
1987 | $21,030 | $172.4 |
1988 | $18,825 | $268.2 |
1989 | $20,090 | $231.3 |
1990 | $23,659 | $154.8 |
1991 | $23,932 | $183.7 |
1992 | $23,451 | $163.2 |
1993 | $22,397 | $185 |
1994 | $22,767 | $218.5 |
1995 | $26,443 | $208.4 |
1996 | $25,692 | $224.3 |
1997 | $25,522 | $199.9 |
1998 | $17,769 | $156.5 |
1999 | $19,752 | $155 |
2000 | $20,130 | $143.7 |
2001 | $18,288 | $358 |
2002 | $18,621 | $389 |
2003 | $20,678 | $414 |
2004 | $24,423 | $418 |
2005 | $29,386 | $463 |
2006 | $34,675 | $580 |
2007 | $36,217 | $632 |
2008 | $42,157 | $705 |
2009 | $30,946 | $653 |
2010 | $34,938 | $685 |
2011 | $46,383 | $761 |
2012 | $46,969 | $938 |
2013 | $44,003 | $1,117 |
2014 | $41,027 | $1,118 |
2015 | $30,625 | $965 |
2016 | $26,663 | $844 |
2017 | $28,024 | $779 |
2018 | $30,988 | $846 |
2019 | $30,427 | $844 |
2020 | $26,834 | $846 |
2021 | $31,007 | $886 |
2022 | $36,633 | $861 |
2023 | $32,891 | $758 |
2024 | $33,418 | $873 |
Brunei vs. Sierra Leone life expectancy calculator
Year | Life expectancy, years | |
---|---|---|
|
|
|
1950 | 50.6 | 28.9 |
1951 | 51.5 | 29.3 |
1952 | 52.4 | 29.7 |
1953 | 53.3 | 30.1 |
1954 | 54.2 | 30.5 |
1955 | 55 | 30.9 |
1956 | 55.7 | 31.3 |
1957 | 56.5 | 31.8 |
1958 | 57.3 | 32.1 |
1959 | 58 | 32.6 |
1960 | 58.7 | 33.1 |
1961 | 59.4 | 33.6 |
1962 | 58.8 | 34.2 |
1963 | 60.6 | 34.7 |
1964 | 61.3 | 35.3 |
1965 | 61.7 | 35.9 |
1966 | 62.4 | 36.6 |
1967 | 62.9 | 37.3 |
1968 | 63.5 | 37.8 |
1969 | 64 | 38.2 |
1970 | 64.5 | 38.6 |
1971 | 65 | 39.1 |
1972 | 65.4 | 39.5 |
1973 | 66 | 40 |
1974 | 66.4 | 40.4 |
1975 | 67 | 41 |
1976 | 67.4 | 41.4 |
1977 | 67.8 | 41.8 |
1978 | 68.3 | 42.2 |
1979 | 68.6 | 42.5 |
1980 | 69 | 42.8 |
1981 | 69.3 | 43.1 |
1982 | 69.7 | 43.3 |
1983 | 70 | 43.5 |
1984 | 70.2 | 43.6 |
1985 | 70.5 | 43.6 |
1986 | 70.8 | 43.5 |
1987 | 71 | 43.7 |
1988 | 71.2 | 43.8 |
1989 | 71.4 | 43.7 |
1990 | 71.6 | 43.7 |
1991 | 71.9 | 43.3 |
1992 | 72.1 | 43.5 |
1993 | 72.3 | 43.4 |
1994 | 72.6 | 42.8 |
1995 | 72.8 | 42.6 |
1996 | 73.1 | 43.5 |
1997 | 73.3 | 43.6 |
1998 | 73.6 | 42.7 |
1999 | 73.8 | 42 |
2000 | 74 | 44.8 |
2001 | 74.2 | 45.4 |
2002 | 74.4 | 46.2 |
2003 | 74.5 | 46.8 |
2004 | 74.6 | 47.5 |
2005 | 74.7 | 48.3 |
2006 | 74.8 | 49.5 |
2007 | 74.8 | 50 |
2008 | 74.8 | 50.7 |
2009 | 74.8 | 51.3 |
2010 | 74.8 | 51.9 |
2011 | 74.8 | 52.6 |
2012 | 74.8 | 53.2 |
2013 | 74.9 | 54.1 |
2014 | 74.9 | 54.3 |
2015 | 74.9 | 55.5 |
2016 | 74.9 | 56.9 |
2017 | 74.9 | 57.8 |
2018 | 75 | 59.1 |
2019 | 75 | 59.6 |
2020 | 75.1 | 59.7 |
2021 | 74.9 | 60.3 |
2022 | 72.9 | 61.3 |
2023 | 75.3 | 61.8 |
2024 | 75.5 | 62 |
2025 | 75.7 | 62.2 |
Brunei and Sierra Leone population clocks and comparison
Year | Population | |
---|---|---|
|
|
|
1960 | 88,347 | 2,268,356 |
1961 | 92,517 | 2,304,227 |
1962 | 96,719 | 2,342,242 |
1963 | 101,159 | 2,382,258 |
1964 | 105,922 | 2,424,390 |
1965 | 110,838 | 2,468,666 |
1966 | 115,874 | 2,514,638 |
1967 | 121,017 | 2,562,384 |
1968 | 126,222 | 2,611,532 |
1969 | 131,446 | 2,661,365 |
1970 | 135,138 | 2,712,286 |
1971 | 137,921 | 2,763,222 |
1972 | 142,189 | 2,814,388 |
1973 | 147,369 | 2,866,955 |
1974 | 152,656 | 2,920,459 |
1975 | 158,070 | 2,974,657 |
1976 | 163,607 | 3,028,820 |
1977 | 169,277 | 3,085,354 |
1978 | 174,884 | 3,145,517 |
1979 | 180,422 | 3,207,499 |
1980 | 186,111 | 3,272,089 |
1981 | 191,977 | 3,338,940 |
1982 | 198,165 | 3,408,183 |
1983 | 204,741 | 3,481,646 |
1984 | 211,661 | 3,558,758 |
1985 | 218,919 | 3,638,438 |
1986 | 226,495 | 3,728,380 |
1987 | 233,860 | 3,829,718 |
1988 | 240,913 | 3,934,517 |
1989 | 248,064 | 4,034,037 |
1990 | 255,292 | 4,196,828 |
1991 | 262,596 | 4,246,267 |
1992 | 269,839 | 4,166,366 |
1993 | 276,971 | 4,157,130 |
1994 | 284,091 | 4,173,105 |
1995 | 291,195 | 4,179,179 |
1996 | 298,276 | 4,199,210 |
1997 | 305,341 | 4,253,716 |
1998 | 312,385 | 4,295,785 |
1999 | 319,411 | 4,318,043 |
2000 | 326,424 | 4,423,611 |
2001 | 333,345 | 4,692,716 |
2002 | 340,099 | 4,971,435 |
2003 | 346,637 | 5,177,687 |
2004 | 352,911 | 5,355,717 |
2005 | 358,916 | 5,501,712 |
2006 | 364,663 | 5,624,466 |
2007 | 370,873 | 5,749,352 |
2008 | 377,793 | 5,894,722 |
2009 | 384,952 | 6,055,646 |
2010 | 392,332 | 6,222,714 |
2011 | 399,389 | 6,387,251 |
2012 | 405,557 | 6,551,080 |
2013 | 411,202 | 6,714,051 |
2014 | 416,750 | 6,876,385 |
2015 | 422,212 | 7,037,655 |
2016 | 427,564 | 7,205,328 |
2017 | 432,772 | 7,379,299 |
2018 | 437,810 | 7,554,563 |
2019 | 442,680 | 7,731,991 |
2020 | 447,404 | 7,912,558 |
2021 | 451,721 | 8,094,602 |
2022 | 455,370 | 8,276,807 |
2023 | 458,949 | 8,460,512 |
2024 | 462,721 | 8,642,022 |
Fertility rates in Brunei and Sierra Leone
Year | Fertility rate | |
---|---|---|
|
|
|
1960 | 7.32 | 6.18 |
1961 | 7.19 | 6.21 |
1962 | 7.03 | 6.22 |
1963 | 6.89 | 6.26 |
1964 | 6.77 | 6.29 |
1965 | 6.65 | 6.31 |
1966 | 6.51 | 6.35 |
1967 | 6.37 | 6.38 |
1968 | 6.2 | 6.39 |
1969 | 6.01 | 6.39 |
1970 | 5.8 | 6.41 |
1971 | 5.62 | 6.43 |
1972 | 5.5 | 6.45 |
1973 | 5.36 | 6.47 |
1974 | 5.18 | 6.53 |
1975 | 4.99 | 6.55 |
1976 | 4.78 | 6.55 |
1977 | 4.58 | 6.57 |
1978 | 4.39 | 6.59 |
1979 | 4.22 | 6.58 |
1980 | 4.07 | 6.56 |
1981 | 3.94 | 6.55 |
1982 | 3.84 | 6.56 |
1983 | 3.75 | 6.57 |
1984 | 3.68 | 6.59 |
1985 | 3.61 | 6.59 |
1986 | 3.55 | 6.6 |
1987 | 3.49 | 6.61 |
1988 | 3.44 | 6.59 |
1989 | 3.36 | 6.57 |
1990 | 3.29 | 6.57 |
1991 | 3.21 | 6.55 |
1992 | 3.11 | 6.56 |
1993 | 3.01 | 6.57 |
1994 | 2.9 | 6.56 |
1995 | 2.79 | 6.56 |
1996 | 2.68 | 6.55 |
1997 | 2.6 | 6.53 |
1998 | 2.53 | 6.5 |
1999 | 2.46 | 6.42 |
2000 | 2.4 | 6.36 |
2001 | 2.34 | 6.31 |
2002 | 2.26 | 6.23 |
2003 | 2.19 | 6.09 |
2004 | 2.1 | 5.92 |
2005 | 2.02 | 5.81 |
2006 | 1.97 | 5.74 |
2007 | 1.93 | 5.64 |
2008 | 1.92 | 5.56 |
2009 | 1.92 | 5.45 |
2010 | 1.94 | 5.33 |
2011 | 1.96 | 5.21 |
2012 | 1.97 | 5.06 |
2013 | 1.98 | 4.87 |
2014 | 1.97 | 4.7 |
2015 | 1.95 | 4.55 |
2016 | 1.92 | 4.47 |
2017 | 1.88 | 4.39 |
2018 | 1.85 | 4.29 |
2019 | 1.82 | 4.19 |
2020 | 1.8 | 4.08 |
2021 | 1.78 | 3.98 |
2022 | 1.76 | 3.88 |
2023 | 1.75 | 3.79 |
Brunei and Sierra Leone demographics compared
Year | Median age, years | |
---|---|---|
|
|
|
1960 | 18.8 | 21.1 |
1961 | 18.1 | 21.1 |
1962 | 17.5 | 21.1 |
1963 | 17.1 | 21 |
1964 | 17 | 21 |
1965 | 17 | 20.9 |
1966 | 17.2 | 20.9 |
1967 | 17.3 | 20.8 |
1968 | 17.5 | 20.7 |
1969 | 17.7 | 20.6 |
1970 | 17.8 | 20.4 |
1971 | 17.9 | 20.2 |
1972 | 18 | 20.1 |
1973 | 18.2 | 19.9 |
1974 | 18.3 | 19.8 |
1975 | 18.6 | 19.6 |
1976 | 18.8 | 19.5 |
1977 | 19.1 | 19.4 |
1978 | 19.4 | 19.3 |
1979 | 19.6 | 19.2 |
1980 | 20 | 19.1 |
1981 | 20.3 | 19.1 |
1982 | 20.6 | 19 |
1983 | 21 | 18.9 |
1984 | 21.3 | 18.9 |
1985 | 21.7 | 18.8 |
1986 | 22 | 18.7 |
1987 | 22.3 | 18.7 |
1988 | 22.6 | 18.6 |
1989 | 22.8 | 18.6 |
1990 | 23.1 | 18.5 |
1991 | 23.4 | 18.5 |
1992 | 23.6 | 18.4 |
1993 | 23.8 | 18.4 |
1994 | 24.1 | 18.3 |
1995 | 24.4 | 18.2 |
1996 | 24.7 | 18.2 |
1997 | 24.9 | 18.1 |
1998 | 25.2 | 18.1 |
1999 | 25.5 | 18 |
2000 | 25.8 | 18 |
2001 | 26.1 | 18 |
2002 | 26.4 | 17.9 |
2003 | 26.8 | 17.9 |
2004 | 27.1 | 17.9 |
2005 | 27.5 | 18 |
2006 | 27.9 | 18 |
2007 | 28.1 | 18 |
2008 | 28 | 18.1 |
2009 | 28 | 18.1 |
2010 | 28 | 18.2 |
2011 | 28.1 | 18.3 |
2012 | 28.4 | 18.4 |
2013 | 28.8 | 18.5 |
2014 | 29.1 | 18.6 |
2015 | 29.5 | 18.7 |
2016 | 29.8 | 18.9 |
2017 | 30.2 | 19.1 |
2018 | 30.6 | 19.2 |
2019 | 31 | 19.4 |
2020 | 31.4 | 19.6 |
2021 | 31.8 | 19.8 |
2022 | 32.3 | 20 |
2023 | 32.8 | 20.3 |
2024 | 33.2 | 20.5 |
Interactive Maps
Use the buttons below to switch between world maps comparing statistics for Brunei and Sierra Leone.
GDP per capita
GDP
Life expectancy
Population
Population density
Fertility rate
Median age
Land area
National statistics comparison
Finance
|
|
|
---|---|---|
GNI, Atlas method |
$16.7B
2024 |
$7.26B
2024 |
Government expenditure, % of GDP |
30%
2025 |
17.7%
2025 |
Education expenditure, % of GDP |
4.43%
2016 |
2.62%
2023 |
Military expenditure, % of GDP |
2.97%
2023 |
0.56%
2023 |
Armed forces personnel |
8,000
2020 |
9,000
2020 |
Deficit/surplus, % of GDP |
-10.3%
2025 |
-4.2%
2025 |
Unemployment rate |
5.3%
2023 |
3.19%
2018 |
Services, % of GDP |
38.7%
2024 |
44.8%
2024 |
Industry, % of GDP |
61.7%
2024 |
27.3%
2024 |
Economic freedom index |
67
2025 |
48
2025 |
Income share by richest 10% | n/a |
29.4%
2018 |
Income share by poorest 10% | n/a |
3.4%
2018 |
Total reserves including gold |
$4.41B
2024 |
$433M
2024 |
Personal remittances received |
$1M
2023 |
$322M
2024 |
International tourist arrivals |
1,071,000
2020 |
71,000
2019 |
International tourism as share of exports |
2.7%
2018 |
5.49%
2018 |
Banked people share | n/a |
38.6%
2024 |
Energy
|
|
|
---|---|---|
Energy use, kg of oil equivalent per capita |
9,537 kg
2022 |
n/a |
GDP PPP per kg equivalent of energy use |
$8.58
2022 |
n/a |
Carbon dioxide (CO2) emissions |
9.72 megatons
2023 |
1.07 megatons
2023 |
CO2 emissions per capita |
21.2 tons
2023 |
0.13 tons
2023 |
Fossil fuel energy use share |
100%
2022 |
n/a |
Renewable energy use share |
0%
2021 |
71.6%
2022 |
Alternative and nuclear energy use share |
0.01%
2022 |
n/a |
Net energy imports use share |
-172.6%
2022 |
n/a |
Electric power consumption per capita |
11,197 kWh
2022 |
n/a |
Renewable electricity output share |
0.02%
2021 |
75.3%
2021 |
Hydroelectric share |
0%
2021 |
70.5%
2021 |
Nuclear share |
0%
2021 |
0%
2021 |
Electricity access |
100%
2023 |
35.5%
2023 |
Society
|
|
|
---|---|---|
% of world population |
0.006%
2024 |
0.11%
2024 |
Annual migration change |
+0
2024 |
-11,000
2024 |
Urban population |
79.4%
2024 |
44.8%
2024 |
Male:Female ratio |
50:50
2024 |
50:50
2024 |
Average male height |
5.46 ft
2025 |
5.46 ft
2025 |
Average female height |
5.08 ft
2025 |
5.16 ft
2025 |
Quality of life index |
72.3
2025 |
30.5
2025 |
Corruption Perceptions Index |
60
2020 |
33
2024 |
Higher education index |
53
2025 |
16
2025 |
Homicides per 100K people |
0.49
2013 |
2.14
2020 |
Road traffic mortality per 100K people |
7.5
2019 |
33
2019 |
Visa free countries |
154
2025 |
68
2025 |
Adult literacy rate |
97.6%
2021 |
48.6%
2022 |
English speaking |
37.8%
2023 |
83.5%
2023 |
People using the Internet |
99%
2023 |
20.6%
2023 |
Health
|
|
|
---|---|---|
Government health expenditure per capita |
$666
2022 |
$39.3
2022 |
Out-of-pocket health expenditure per capita |
$51
2022 |
$20.7
2022 |
Life expectancy |
75.7 years
2025 |
62.2 years
2025 |
Foreign aid share of health expenditure |
0%
2022 |
28%
2022 |
Physicians per 1,000 people |
1.91
2021 |
0.04
2022 |
Age at first childbirth | n/a |
19.6 years
2025 |
Maternal mortality per 100K births |
36
2023 |
354
2023 |
Mortality rate before reaching 5 years of age, per 1,000 live births |
9.4
2023 |
94.3
2023 |
Obesity rate | n/a |
7.32%
2022 |
Diabetes prevalence |
13.7%
2024 |
4.8%
2024 |
Air quality index |
62
2025 |
16
2025 |
Tobacco use prevalence |
16.4%
2022 |
12.9%
2022 |
Pure alcohol consumption per capita |
0.51 liters
2020 |
0.29 liters
2020 |
Territory
|
|
|
---|---|---|
% of world land |
0.004%
2025 |
0.05%
2025 |
Land area per capita |
4,397 sq mi
2024 |
3,225 sq mi
2024 |
Agricultural land area |
51.7 sq mi
2025 |
15,247 sq mi
2025 |
Forest area |
1,467 sq mi
2025 |
9,559 sq mi
2025 |
Roads length |
1,849 mi
2014 |
7,270 mi
2015 |
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