Chad vs Tanzania
Chad vs Tanzania: Electoral democracy
Electoral democracy in 2025: 0.24 of 1 in Chad and 0.37 of 1 in Tanzania, by V-Dem estimates. In 2025 the value was higher in Tanzania, by 0.12 of 1, or 1.51 times that in Chad.
index, 0 to 1 · V-Dem
What the numbers say
- Tanzania has been higher since 1962, when it overtook Chad.
- In 2025, Chad ranked 133 and Tanzania ranked 107 of 175 countries, counting from the highest.
- The world as a whole: 0.48 of 1 in 2025.
Every year
index, 0 to 1 · V-Dem
| Year | Chad | Tanzania | World |
|---|---|---|---|
| 2025 | 0.24 | 0.37 | 0.48 |
| 2024 | 0.2 | 0.41 | 0.49 |
| 2023 | 0.15 | 0.41 | 0.49 |
| 2022 | 0.15 | 0.4 | 0.5 |
| 2021 | 0.18 | 0.37 | 0.5 |
| 2020 | 0.27 | 0.38 | 0.51 |
| 2019 | 0.27 | 0.38 | 0.52 |
| 2018 | 0.27 | 0.39 | 0.52 |
| 2017 | 0.27 | 0.4 | 0.52 |
| 2016 | 0.28 | 0.41 | 0.52 |
| 2015 | 0.28 | 0.45 | 0.52 |
| 2014 | 0.27 | 0.47 | 0.52 |
| 2013 | 0.28 | 0.47 | 0.52 |
| 2012 | 0.28 | 0.48 | 0.53 |
| 2011 | 0.28 | 0.48 | 0.53 |
| 2010 | 0.28 | 0.47 | 0.52 |
| 2009 | 0.28 | 0.47 | 0.52 |
| 2008 | 0.28 | 0.46 | 0.52 |
| 2007 | 0.27 | 0.46 | 0.52 |
| 2006 | 0.28 | 0.47 | 0.52 |
| 2005 | 0.27 | 0.43 | 0.52 |
| 2004 | 0.28 | 0.44 | 0.51 |
| 2003 | 0.27 | 0.44 | 0.51 |
| 2002 | 0.27 | 0.44 | 0.5 |
| 2001 | 0.28 | 0.44 | 0.49 |
| 2000 | 0.28 | 0.48 | 0.49 |
| 1999 | 0.28 | 0.49 | 0.49 |
| 1998 | 0.28 | 0.49 | 0.49 |
| 1997 | 0.28 | 0.49 | 0.49 |
| 1996 | 0.22 | 0.49 | 0.48 |
| 1995 | 0.17 | 0.47 | 0.47 |
| 1994 | 0.17 | 0.41 | 0.47 |
| 1993 | 0.17 | 0.4 | 0.46 |
| 1992 | 0.17 | 0.39 | 0.44 |
| 1991 | 0.17 | 0.29 | 0.42 |
| 1990 | 0.13 | 0.29 | 0.41 |
| 1989 | 0.08 | 0.27 | 0.36 |
| 1988 | 0.08 | 0.27 | 0.36 |
| 1987 | 0.08 | 0.27 | 0.35 |
| 1986 | 0.08 | 0.26 | 0.34 |
| 1985 | 0.08 | 0.26 | 0.34 |
| 1984 | 0.08 | 0.25 | 0.33 |
| 1983 | 0.08 | 0.25 | 0.32 |
| 1982 | 0.08 | 0.25 | 0.32 |
| 1981 | 0.09 | 0.24 | 0.32 |
| 1980 | 0.09 | 0.24 | 0.32 |
| 1979 | 0.09 | 0.24 | 0.31 |
| 1978 | 0.09 | 0.24 | 0.3 |
| 1977 | 0.09 | 0.24 | 0.3 |
| 1976 | 0.09 | 0.24 | 0.29 |
| 1975 | 0.12 | 0.24 | 0.29 |
| 1974 | 0.19 | 0.24 | 0.29 |
| 1973 | 0.19 | 0.24 | 0.29 |
| 1972 | 0.19 | 0.24 | 0.29 |
| 1971 | 0.19 | 0.24 | 0.29 |
| 1970 | 0.19 | 0.24 | 0.29 |
| 1969 | 0.19 | 0.24 | 0.29 |
| 1968 | 0.19 | 0.24 | 0.3 |
| 1967 | 0.19 | 0.25 | 0.29 |
| 1966 | 0.19 | 0.25 | 0.29 |
| 1965 | 0.19 | 0.27 | 0.3 |
| 1964 | 0.19 | 0.32 | 0.3 |
| 1963 | 0.19 | 0.32 | 0.3 |
| 1962 | 0.21 | 0.25 | 0.29 |
| 1961 | 0.26 | 0.21 | 0.29 |
| 1960 | 0.21 | 0.17 | 0.28 |
| 1959 | 0.27 | 0.16 | 0.27 |
| 1958 | 0.27 | 0.11 | 0.27 |
| 1957 | 0.24 | 0.07 | 0.27 |
| 1956 | 0.14 | 0.07 | 0.26 |
| 1955 | 0.14 | 0.07 | 0.25 |
| 1954 | 0.14 | 0.06 | 0.25 |
| 1953 | 0.14 | 0.06 | 0.24 |
| 1952 | 0.14 | 0.06 | 0.24 |
| 1951 | 0.14 | 0.06 | 0.24 |
| 1950 | 0.14 | 0.05 | 0.23 |
| 1949 | 0.13 | 0.05 | 0.22 |
| 1948 | 0.13 | 0.05 | 0.22 |
| 1947 | 0.13 | 0.05 | 0.21 |
| 1946 | 0.05 | 0.05 | 0.19 |
| 1945 | 0.03 | 0.05 | 0.16 |
| 1944 | 0.02 | 0.05 | 0.14 |
| 1943 | 0.02 | 0.05 | 0.14 |
| 1942 | 0.01 | 0.05 | 0.14 |
| 1941 | 0.01 | 0.05 | 0.15 |
| 1940 | 0.01 | 0.05 | 0.15 |
| 1939 | 0.01 | 0.05 | 0.17 |
| 1938 | 0.01 | 0.05 | 0.17 |
| 1937 | 0.01 | 0.05 | 0.17 |
| 1936 | 0.01 | 0.05 | 0.17 |
| 1935 | 0.01 | 0.05 | 0.17 |
| 1934 | 0.01 | 0.05 | 0.18 |
| 1933 | 0.01 | 0.05 | 0.18 |
| 1932 | 0.01 | 0.05 | 0.19 |
| 1931 | 0.01 | 0.05 | 0.18 |
| 1930 | 0.01 | 0.05 | 0.18 |
| 1929 | 0.01 | 0.05 | 0.19 |
| 1928 | 0.01 | 0.05 | 0.19 |
| 1927 | 0.01 | 0.05 | 0.19 |
| 1926 | 0.01 | 0.05 | 0.19 |
| 1925 | 0.01 | 0.05 | 0.19 |
| 1924 | 0.01 | 0.05 | 0.19 |
| 1923 | 0.01 | 0.05 | 0.19 |
| 1922 | 0.01 | 0.05 | 0.19 |
| 1921 | 0.01 | 0.05 | 0.19 |
| 1920 | 0.01 | 0.05 | 0.18 |
| 1919 | – | 0.04 | 0.16 |
| 1918 | – | 0.04 | 0.15 |
| 1917 | – | 0.04 | 0.15 |
| 1916 | – | 0.04 | 0.15 |
| 1915 | – | 0.04 | 0.15 |
| 1914 | – | – | 0.15 |
| 1913 | – | – | 0.15 |
| 1912 | – | – | 0.15 |
| 1911 | – | – | 0.15 |
| 1910 | – | – | 0.15 |
| 1909 | – | – | 0.15 |
| 1908 | – | – | 0.15 |
| 1907 | – | – | 0.15 |
| 1906 | – | – | 0.15 |
| 1905 | – | – | 0.15 |
| 1904 | – | – | 0.14 |
| 1903 | – | – | 0.14 |
| 1902 | – | – | 0.15 |
| 1901 | – | – | 0.14 |
| 1900 | – | – | 0.14 |
| 1899 | – | – | 0.22 |
| 1898 | – | – | 0.22 |
| 1897 | – | – | 0.22 |
| 1896 | – | – | 0.22 |
| 1895 | – | – | 0.22 |
| 1894 | – | – | 0.21 |
| 1893 | – | – | 0.21 |
| 1892 | – | – | 0.21 |
| 1891 | – | – | 0.2 |
| 1890 | – | – | 0.2 |
| 1889 | – | – | 0.2 |
| 1888 | – | – | 0.2 |
| 1887 | – | – | 0.2 |
| 1886 | – | – | 0.19 |
| 1885 | – | – | 0.19 |
| 1884 | – | – | 0.2 |
| 1883 | – | – | 0.19 |
| 1882 | – | – | 0.19 |
| 1881 | – | – | 0.19 |
| 1880 | – | – | 0.19 |
| 1879 | – | – | 0.19 |
| 1878 | – | – | 0.18 |
| 1877 | – | – | 0.18 |
| 1876 | – | – | 0.19 |
| 1875 | – | – | 0.18 |
| 1874 | – | – | 0.18 |
| 1873 | – | – | 0.18 |
| 1872 | – | – | 0.18 |
| 1871 | – | – | 0.18 |
| 1870 | – | – | 0.18 |
| 1869 | – | – | 0.17 |
| 1868 | – | – | 0.17 |
| 1867 | – | – | 0.17 |
| 1866 | – | – | 0.16 |
| 1865 | – | – | 0.16 |
| 1864 | – | – | 0.16 |
| 1863 | – | – | 0.16 |
| 1862 | – | – | 0.16 |
| 1861 | – | – | 0.15 |
| 1860 | – | – | 0.15 |
| 1859 | – | – | 0.14 |
| 1858 | – | – | 0.14 |
| 1857 | – | – | 0.14 |
| 1856 | – | – | 0.13 |
| 1855 | – | – | 0.13 |
| 1854 | – | – | 0.13 |
| 1853 | – | – | 0.13 |
| 1852 | – | – | 0.13 |
| 1851 | – | – | 0.13 |
| 1850 | – | – | 0.13 |
| 1849 | – | – | 0.15 |
| 1848 | – | – | 0.13 |
| 1847 | – | – | 0.11 |
| 1846 | – | – | 0.11 |
| 1845 | – | – | 0.11 |
| 1844 | – | – | 0.11 |
| 1843 | – | – | 0.1 |
| 1842 | – | – | 0.1 |
| 1841 | – | – | 0.1 |
| 1840 | – | – | 0.1 |
| 1839 | – | – | 0.1 |
| 1838 | – | – | 0.09 |
| 1837 | – | – | 0.09 |
| 1836 | – | – | 0.1 |
| 1835 | – | – | 0.09 |
| 1834 | – | – | 0.09 |
| 1833 | – | – | 0.09 |
| 1832 | – | – | 0.09 |
| 1831 | – | – | 0.09 |
| 1830 | – | – | 0.09 |
| 1829 | – | – | 0.08 |
| 1828 | – | – | 0.08 |
| 1827 | – | – | 0.09 |
| 1826 | – | – | 0.08 |
| 1825 | – | – | 0.08 |
| 1824 | – | – | 0.08 |
| 1823 | – | – | 0.08 |
| 1822 | – | – | 0.08 |
| 1821 | – | – | 0.07 |
| 1820 | – | – | 0.07 |
| 1819 | – | – | 0.06 |
| 1818 | – | – | 0.06 |
| 1817 | – | – | 0.06 |
| 1816 | – | – | 0.06 |
| 1815 | – | – | 0.06 |
| 1814 | – | – | 0.05 |
| 1813 | – | – | 0.05 |
| 1812 | – | – | 0.06 |
| 1811 | – | – | 0.06 |
| 1810 | – | – | 0.06 |
| 1809 | – | – | 0.05 |
| 1808 | – | – | 0.05 |
| 1807 | – | – | 0.05 |
| 1806 | – | – | 0.05 |
| 1805 | – | – | 0.05 |
| 1804 | – | – | 0.05 |
| 1803 | – | – | 0.05 |
| 1802 | – | – | 0.05 |
| 1801 | – | – | 0.05 |
| 1800 | – | – | 0.05 |
| 1799 | – | – | 0.05 |
| 1798 | – | – | 0.06 |
| 1797 | – | – | 0.05 |
| 1796 | – | – | 0.05 |
| 1795 | – | – | 0.05 |
| 1794 | – | – | 0.05 |
| 1793 | – | – | 0.05 |
| 1792 | – | – | 0.05 |
| 1791 | – | – | 0.05 |
| 1790 | – | – | 0.05 |
| 1789 | – | – | 0.05 |
Each country on its own
Good to know
- V-Dem’s electoral democracy index: how far rulers answer to voters through free and fair elections, with free speech and association, from 0 to 1.
- Source: V-Dem (2026), via Our World in Data.
- Ranks count the 175 countries with a value in 2025, highest first.
- The faint line is the world as a whole, as the same source counts it.
How the layers work, where their data comes from and what they can’t tell you: Countries through time
Chad vs Tanzania
Health
- Life expectancyChad: 55.1 years in 2023Tanzania: 67 years in 2023
- Child mortalityChad: 9.7 per 100 live births in 2024Tanzania: 3.7 per 100 live births in 2024
- Infant mortalityChad: 64.2 per 1,000 live births in 2023Tanzania: 28.9 per 1,000 live births in 2023
- Safe drinking waterChad: 6.2% in 2022Tanzania: 11.3% in 2022
- DepressionChad: 3.88% in 2017Tanzania: 3.69% in 2017
- Suicide rateChad: 11 per 100,000 people in 2017Tanzania: 8.8 per 100,000 people in 2017
People
- PopulationChad: 19.3 million people in 2023Tanzania: 66.6 million people in 2023
- Population growthChad: 5.71% a year in 2023Tanzania: 2.88% a year in 2023
- Fertility rateChad: 6.12 births per woman in 2023Tanzania: 4.61 births per woman in 2023
- Urban populationChad: 27.6% in 2025Tanzania: 36.9% in 2025
- Median ageChad: 15.4 years in 2023Tanzania: 17.2 years in 2023
- People aged 65 and overChad: 2.1% in 2023Tanzania: 3% in 2023
- Net migration rateChad: 25.7 per 1,000 people in 2023Tanzania: -0.6 per 1,000 people in 2023
Economy
Education
Politics
Conflict
Military
- Military spendingChad: 3.19% of GDP in 2025Tanzania: 1.16% of GDP in 2025
- Military spending in US dollarsChad: $598M in 2025Tanzania: $983M in 2025
- Military spending per personChad: $31 in 2025Tanzania: $15 in 2025
- Military share of state spendingChad: 15.5% of government spending in 2025Tanzania: 5.8% of government spending in 2025
- Armed forces personnelChad: 45,000 people in 2020Tanzania: 28,000 people in 2020
- National powerChad: 0.1% of world capability in 2022Tanzania: 0.25% of world capability in 2022
- Armed forces, share of workersChad: 0.85% of the labour force in 2020Tanzania: 0.1% of the labour force in 2020
- Arms importsChad: 4 million TIV in 2025Tanzania: 4 million TIV in 2025