The chief imports are transport equipment and intermediate and industrial goods machinery. The big export commodities for Tanzania are coffee (17.1%), fish and shellfish (11.6%), and fruits and nuts (including cashews—16.8%). Other exports include unfinished tobacco (8.6%) and cotton (7.4%).
Principal trading partners in 1999 (in millions of US dollars) were as follows:
| COUNTRY | EXPORTS | IMPORTS | BALANCE |
| India | 119 | 89 | 30 |
| United Kingdom | 66 | 123 | -57 |
| Germany | 51 | 78 | -27 |
| Netherlands | 47 | 91 | -44 |
| Japan | 46 | 131 | -85 |
| Kenya | 37 | 106 | -69 |
| United States | 15 | 81 | -66 |
| South Africa | 11 | 143 | -132 |
| Italy | 8 | 68 | -60 |