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Economy of Brunei vs Tonga compared: GDP & Debt

Updated on by Georank

Brunei has a GDP of $15B compared to $679M for Tonga, ranking 147/197 and 191/197 by economy size, respectively.

Brunei has $232M in government debt (1.54% of GDP), compared to $186M (27.4% of GDP) in Tonga.

Brunei vs Tonga GDP by year

Brunei
Tonga
1x
Year GDP, current $
Brunei Tonga
2025 $15,031,980,994 $679,218,219
2024 $15,340,808,592 $647,488,244
2023 $15,095,084,656 $591,139,734
2022 $16,681,536,467 $556,514,556
2021 $14,006,496,617 $519,306,339
2020 $12,005,799,654 $506,571,487
2019 $13,469,235,365 $506,031,248
2018 $13,566,908,391 $493,530,767
2017 $12,128,168,045 $459,976,847
2016 $11,400,266,045 $420,828,255
2015 $12,930,296,870 $437,525,539
2014 $17,097,797,386 $440,997,735
2013 $18,094,148,099 $451,788,498
2012 $19,048,443,341 $471,122,971
2011 $18,524,791,063 $414,143,828
2010 $13,707,121,038 $366,887,375
2009 $11,912,904,510 $312,415,028
2008 $15,926,456,515 $344,438,844
2007 $13,432,029,484 $298,519,623
2006 $12,644,616,419 $292,232,703
2005 $10,547,202,621 $261,823,805
2004 $8,619,178,774 $230,678,011
2003 $7,167,725,262 $202,246,591
2002 $6,333,082,876 $182,764,281
2001 $6,096,155,767 $181,117,230
2000 $6,570,999,088 $204,848,488
1999 $6,309,070,378 $199,208,718
1998 $5,550,846,020 $191,504,893
1997 $7,793,034,376 $214,991,452
1996 $7,663,377,306 $222,100,576
1995 $7,700,144,069 $208,871,666
1994 $6,467,782,518 $195,990,986
1993 $6,203,339,912 $138,489,884
1992 $6,327,966,435 $137,066,291
1991 $6,284,497,294 $132,201,141
1990 $6,039,881,087 $113,563,822
1989 $4,983,622,881 $106,344,855
1988 $4,535,130,305 $106,657,267
1987 $4,918,010,080 $81,667,133
1986 $4,190,280,003 $68,195,856
1985 $6,967,623,884 $60,058,663
1984 $7,632,788,075 $64,248,355
1983 $7,927,590,750 $60,863,964
1982 $8,932,198,186 $62,068,161
1981 $9,367,218,664 $62,242,013
1980 $10,795,432,294 $53,260,077
1979 $6,044,367,628 $44,667,002
1978 $4,100,423,674 $41,567,472
1977 $3,681,242,528 $34,139,388
1976 $3,054,765,590 $30,036,417
1975 $2,496,420,258 $32,506,742
1974 $2,319,576,214 -
1973 $433,095,527 -
1972 $270,822,782 -
1971 $197,525,768 -
1970 $179,078,929 -
1969 $161,210,236 -
1968 $160,818,236 -
1967 $139,029,537 -
1966 $132,757,528 -
1965 $114,039,501 -

Data sources: World Bank | Economy & Growth (1965–2025, retrieved 2026-07-08).

GeoRank.org/economy/brunei/tonga | CC BY

GDP per capita in Brunei vs Tonga by year

Brunei
GDP per capita

GDP per capita, PPP
Tonga
GDP per capita

GDP per capita, PPP
1x
Year Current $
Brunei Tonga
GDP per capita GDP per capita, PPP GDP per capita GDP per capita, PPP
2025 $32,235 - $6,547 -
2024 $33,153 $89,879 $6,215 -
2023 $32,891 $85,033 $5,652 $7,803
2022 $36,633 $81,802 $5,298 $7,296
2021 $31,007 $78,249 $4,923 $6,929
2020 $26,834 $69,788 $4,792 $6,676
2019 $30,427 $69,354 $4,789 $6,473
2018 $30,988 $65,149 $4,675 $6,393
2017 $28,024 $61,658 $4,366 $6,229
2016 $26,663 $56,680 $3,988 $5,920
2015 $30,625 $62,708 $4,124 $5,472
2014 $41,027 $81,226 $4,137 $5,336
2013 $44,003 $83,237 $4,219 $5,120
2012 $46,969 $87,256 $4,384 $4,996
2011 $46,383 $82,735 $3,850 $4,855
2010 $34,938 $79,543 $3,416 $4,465
2009 $30,946 $77,957 $2,914 $4,384
2008 $42,157 $80,477 $3,218 $4,600
2007 $36,217 $83,693 $2,797 $4,316
2006 $34,675 $86,114 $2,750 $4,327
2005 $29,386 $81,534 $2,478 $4,315
2004 $24,423 $80,404 $2,195 $4,235
2003 $20,678 $79,632 $1,936 $4,231
2002 $18,621 $76,838 $1,759 $4,171
2001 $18,288 $74,254 $1,754 $3,955
2000 $20,130 $73,087 $1,995 $3,834
1999 $19,752 $70,585 $1,952 $3,636
1998 $17,769 $68,257 $1,889 $3,527
1997 $25,522 $73,980 $2,136 $3,434
1996 $25,692 $70,008 $2,215 $3,410
1995 $26,443 $70,440 $2,084 $3,347
1994 $22,767 $69,779 $1,957 $3,088
1993 $22,397 $69,387 $1,383 $2,882
1992 $23,451 $70,016 $1,370 $2,716
1991 $23,932 $72,610 $1,323 $2,652
1990 $23,659 $70,201 $1,139 $2,416
1989 $20,090 - $1,070 -
1988 $18,825 - $1,078 -
1987 $21,030 - $830 -
1986 $18,501 - $696 -
1985 $31,827 - $613 -
1984 $36,061 - $656 -
1983 $38,720 - $621 -
1982 $45,075 - $633 -
1981 $48,793 - $636 -
1980 $58,005 - $545 -
1979 $33,501 - $458 -
1978 $23,447 - $428 -
1977 $21,747 - $353 -
1976 $18,671 - $315 -
1975 $15,793 - $349 -
1974 $15,195 - - -
1973 $2,939 - - -
1972 $1,905 - - -
1971 $1,432 - - -
1970 $1,325 - - -
1969 $1,226 - - -
1968 $1,274 - - -
1967 $1,149 - - -
1966 $1,146 - - -
1965 $1,029 - - -

Data sources: World Bank | Economy & Growth (1965–2025, retrieved 2026-07-08).

GeoRank.org/economy/brunei/tonga | CC BY

Brunei's GDP per capita is $32,235, ranking 42/197, compared to $6,547 in Tonga, ranking 110/197. Adjusted for purchasing power (GDP per capita PPP), Brunei ranks 9th at $89,879, while Tonga ranks 144th at $7,803.

Economic indicators

Brunei Tonga
Gross domestic product
$15B
2025
$679M
2025
GDP rank
147/197
2025
191/197
2025
GDP growth
0.67%
2024-2025
2.8%
2024-2025
GDP per capita
$32,235
2025
$6,547
2025
GDP per capita rank
42/197
2025
110/197
2025
GDP per capita, PPP
$89,879
2024
$7,803
2023
GDP per capita PPP rank
9/197
2024
144/197
2023
Government debt
$232M
2025
$186M
2025
Debt-to-GDP ratio
1.54%
2025
27.4%
2025
Government debt per person
$498
2025
$1,793
2025
Government debt per person rank
169/185
2025
123/185
2025
Average annual personal income after taxes
$25,392
2026
$4,104
2026
Income share by richest 10% n/a
22%
2021
Income share by poorest 10% n/a
4%
2021
Government expenditure, % of GDP
29.9%
2025
46.8%
2025
Consumer prices inflation
-0.3%
2024-2025
5.59%
2024-2025
Unemployment rate
4.87%
2024
1.65%
2023
Population
471596
103283

Spending and national debt comparison by year

Brunei
Spending

Debt
Tonga
Spending

Debt
1x
Year % of GDP
Brunei Tonga
Government spending Government debt Government spending Government debt
2025 29.9% 1.54% 46.8% 27.4%
2024 30.3% 1.57% 44.3% 31.9%
2023 30.1% 1.67% 41.5% 37.2%
2022 26.1% 1.33% 41.3% 40.2%
2021 30.1% 1.43% 44.5% 43%
2020 32.8% 2.16% 37.1% 41.7%
2019 32.1% 1.82% 39% 41.8%
2018 32.9% 1.9% 39.3% 45.5%
2017 36.6% 2.58% 39.7% 44.7%
2016 39.8% 3% 37.2% 49.4%
2015 37% 2.95% 37.4% 51.1%
2014 34% 3.23% 31.5% 47.4%
2013 33.4% 2.21% 34.3% 48.9%
2012 31.1% 2.1% 32% 60%
2011 29.9% 2.13% 32.6% 51.9%
2010 25.5% 1.11% 28.4% 44.7%
2009 34.8% 1.11% 23.9% 39.7%
2008 27.2% 0.94% 24% 34%
2007 29.3% 0.68% 23.2% 37.8%
2006 28% 0.59% 25.6% 39.6%
2005 29.1% 0% 19.8% 43.3%
2004 33.2% 0% 19.3% 52.2%
2003 30.9% 0% 20% 56.2%
2002 41.4% 0% 21.3% 60.7%
2001 35.5% 0% 19.1% 53.4%
2000 37.5% 0% 20% 43.6%
1999 44.1% 0% 18.8% 38.4%
1998 45.4% 0% - -
1997 39% 0% - -
1996 36.9% 0% - -
1995 44% 0% - -
1994 47.1% 0% - -
1993 38% 0% - -
1992 34.1% 0% - -
1991 30.6% 0% - -
1990 32% 0% - -

Data sources: International Monetary Fund (IMF) | Fiscal Monitor (1990–2025, retrieved 2026-07-08).

GeoRank.org/economy/brunei/tonga | CC BY

In 2025, Brunei's government spending was $4.5B, accounting for 29.9% of its GDP, while Tonga spent $318M, or 46.8% of GDP.

Debt-to-GDP ratio is 1.54% in Brunei and 27.4% in Tonga, ranking 185/185 and 162/185, respectively.

Government deficit by year

Deficit/surplus
Brunei

Tonga
1x
Year Deficit/surplus, % of GDP
Brunei Tonga
2025 -13.4% 4.86%
2024 -12.9% 3.6%
2023 -8.62% 5.28%
2022 -0.25% -0.09%
2021 -8.34% -0.87%
2020 -16.2% 5.15%
2019 -4.16% 3.2%
2018 -2.9% 2.9%
2017 -13.8% 3.58%
2016 -16.7% 1.47%
2015 -11.4% -2.75%
2014 1.25% 6.38%
2013 10.4% -1.3%
2012 19.5% -1.74%
2011 21.5% -6.02%
2010 11.3% -1.22%
2009 3.61% 6.85%
2008 36.1% 2.14%
2007 3.12% 5.39%
2006 19.8% 1.34%
2005 16% 4.23%
2004 8.57% 4.23%
2003 8.06% 2.37%
2002 -4.61% 2.59%
2001 2.59% 2.23%
2000 6.86% 1.35%
1999 -18.3% 1.55%
1998 -24% -
1997 -11.8% -
1996 -8.7% -
1995 -19.8% -
1994 -22.6% -
1993 -12.8% -
1992 -8.28% -
1991 -1.06% -
1990 -1.63% -

Data sources: International Monetary Fund (IMF) | Fiscal Monitor (1990–2025, retrieved 2026-07-08).

GeoRank.org/economy/brunei/tonga | CC BY

In 2025, Brunei's government deficit, the difference between spending and revenue, was $2.02B, equivalent to 13.4% of GDP. This compares to Tonga's surplus of $33M, or 4.86% of GDP.

Over the past 27 years, Brunei recorded a fiscal deficit in 13 of those years, while Tonga ran a deficit in 7 years. On average, Brunei posted an annual surplus equal to 1.38% of GDP, compared to surplus of 2.1% of GDP for Tonga.

Inflation comparison by year

Inflation
Brunei

Tonga
1x
Year Consumer prices inflation
Brunei Tonga
2025 -0.3% 5.59%
2024 -0.39% 3.18%
2023 0.36% 6.35%
2022 3.68% 11%
2021 1.73% 5.64%
2020 1.94% -0.35%
2019 -0.39% 1.18%
2018 1.03% 5.03%
2017 -1.26% 7.52%
2016 -0.28% 2.58%
2015 -0.49% -1.05%
2014 -0.21% 2.51%
2013 0.39% 0.78%
2012 0.11% 1.15%
2011 0.14% 6.27%
2010 0.36% 3.53%
2009 1.04% 1.43%
2008 2.08% 10.4%
2007 0.97% 5.84%
2006 0.16% 6.15%
2005 1.24% 8.67%
2004 0.81% 11%
2003 0.3% 11.6%
2002 -2.31% 10.4%
2001 0.6% 8.29%
2000 1.56% 6.33%
1999 -0.42% 4.46%
1998 -0.44% 3.27%
1997 1.71% 2.12%

Data sources: World Bank | Economy & Growth (1997–2025, retrieved 2026-07-08).

GeoRank.org/economy/brunei/tonga | CC BY

Over the past 29 years, Brunei has recorded an average annual inflation rate of 0.47%, compared with 5.2% in Tonga. In 2025, inflation was -0.3% in Brunei and 5.59% in Tonga.

Balance of trade

Brunei Tonga
Current account balance
$2.71B
2025
-$43.5M
2024
Current account balance ranking
40/190
2025
76/190
2024
Current account balance, % of GDP
+18%
2025
-6.72%
2024
Goods imports
$6.28B
2025
$232M
2024
Goods exports
$10.3B
2025
$10.8M
2024
Service imports
$1.54B
2025
$161M
2024
Service exports
$463M
2025
$93.6M
2024
Imports of goods and services, % of GDP
52%
2025
60.7%
2024
Exports of goods and services, % of GDP
71.6%
2025
16.9%
2024

Economic freedom indices

The indices of economic freedom below are issued by the Heritage Foundation. Higher scores indicate stronger economic health.

Brunei Tonga
Economic freedom 67.5 58.9
Economic freedom ranking 55/197 107/197
Property rights 66.1 71.1
Government integrity 60.4 45.1
Judicial effectiveness 48.6 64.9
Tax burden 95 85.6
Government spending 75.6 31
Fiscal health 39 97.3
Business freedom 75.3 59.2
Labor freedom 75.1 55.9
Monetary freedom 74.8 61
Trade freedom 84.6 75.4
Investment freedom 65 40
Financial freedom 50 20

Economic freedom comparison by year

Brunei
Tonga
1x
Year Economic freedom index
Brunei Tonga
2026 67.5 58.9
2025 67 58.5
2024 65.9 59.2
2023 65.7 60
2022 64.8 60.8
2021 66.6 57.5
2020 66.6 58.8
2019 65.1 57.7
2018 64.2 63.1
2017 69.8 63
2016 67.3 59.6
2015 68.9 59.3
2014 69 58.2
2013 - 56
2012 - 57
2011 - 55.8
2010 - 53.4
2009 - 54.1

Data sources: The Heritage Foundation | Economic Freedom Index (2009–2026, retrieved 2026-07-08).

GeoRank.org/economy/brunei/tonga | CC BY

The Economic Freedom Index for Brunei is 67.5, ranking 55/197, compared to 58.9 for Tonga, ranking 107/197. The chart above displays a comparison of annual changes in economic freedom indexes.

Other economic metrics

Brunei Tonga
Services, % of GDP
40.2%
2025
49.5%
2024
Industry, % of GDP
60%
2025
17.7%
2024
Agriculture, forestry, and fishing, % of GDP
1.18%
2025
18.6%
2024
GNI, Atlas method
$16.2B
2025
$709M
2025
GNI per capita, PPP
$95,420
2025
$9,240
2025
Total reserves including gold
$5.49B
2025
$413M
2025
Total reserves ranking
100/177
2025
162/177
2025
Net foreign direct investment
-$157M
2025
$13.3M
2024
Net inflows of foreign direct investment
$29.1M
2024
-$12.1M
2024
Net outflows of foreign direct investment
$0
2024
$1.25M
2024
Servicing debt to the IMF, % of GNI n/a
6.33%
2024
Poverty at national poverty lines n/a
20.6%
2021
Gross capital formation, % of GDP
27.1%
2025
26.4%
2024

GDP per capita map

1x

Data sources: World Bank | Economy & Growth (1985–2025, retrieved 2026-07-08); U.S. Census Bureau (1985–2025, retrieved 2026-07-08).

GeoRank.org/economy/brunei/tonga | CC BY

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Data sources:

  1. World Bank | Economy & Growth (1965–2025, retrieved 2026-07-08)
  2. International Monetary Fund (IMF) | Fiscal Monitor (1990–2025, retrieved 2026-07-08)
  3. The Heritage Foundation | Economic Freedom Index (2009–2026, retrieved 2026-07-08)
  4. U.S. Census Bureau (1985–2025, retrieved 2026-07-08)
  5. United Nations | World Population Prospects (2026, retrieved 2026-07-08)
  6. LivingCost (2026, retrieved 2026-07-08)

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.

The current account balance is the sum of net trade in goods and services, net earnings from cross-border investments, and net transfer payments. It reflects a country's economic transactions with the rest of the world and is a fundamental component of the balance of payments. A surplus indicates that a country exports more than it imports, while a deficit shows the opposite.

Gross National Income (GNI) measures a country's total income. It encompasses income earned by residents, businesses, and foreign sources, defined as employee compensation and investment profits. GNI adds product taxes not included elsewhere and subtracts subsidies. It accounts for income from residents working abroad but excludes earnings from foreigners within the country.

A negative value for Net Foreign Direct Investment indicates a country is a net receiver of investments, as foreign inflows exceed outflows after Balance of Payments adjustments. A positive value indicates a net provider, with outflows exceeding inflows. Inflows are credits (increasing foreign claims on domestic assets), while outflows are debits (increasing domestic assets abroad).

Foreign direct investment (FDI, net inflows) shows how much capital foreign investors bring into a country after accounting for any funds that flow back in the opposite direction. It represents the net value of overseas companies establishing, expanding, or financing businesses in the reporting country. A positive number means more capital entered the country than was withdrawn, while a negative number means foreign investors pulled out more than they invested.

Foreign direct investment (FDI, net outflows) shows how much capital residents of a country invest abroad after accounting for any funds that flow back in the opposite direction. It represents the net value of domestic companies establishing, expanding, or financing businesses in other countries. A positive number means more capital was invested abroad than withdrawn, while a negative number means residents pulled back more than they invested.

Principal and interest payments to the IMF in currency, goods, or services on long-term debt expressed as a share of GNI.

Formerly gross domestic investment, gross capital formation measures the share of a country’s economic output invested in fixed assets, including buildings, machinery, and infrastructure. It indicates how much of the economy is devoted to building productive capacity.