| Name | Martinez Tawny 20 anos |
| Type | Fortified |
| Sub-Tipo | Tawny Port |
| Region | Porto e Douro |
| Sub-Região | Douro Superior |
| Official designation | Porto |
| Age | Average 20 years. |
| Producer | Symington Family Estates, Vinhos, Lda. |
| Alcohol Content | 20.00 |
| Sugar | 120 g/l |
| Containers | 0.75 l |
| Ageing | A blending process using different premium wines of different ages, the final lot having an average age of 20 years. |
| Ideal Temperature | 12-15ºC |
| Consumption | All types of cheese (blue or creamy such as Brie, Camembert or the great Portuguese Serpa). All types of nuts. Various desserts, such as apple or orange pie. |
| Colour | Good intensity and bright. Golden brown colour (indicating age and long maturation in wood). |
| Aroma | Good intensity and finesse. Good complexity. Nutty with aroma of walnuts and almonds. Also raisins and good old oak aroma. |
| Flavour | Very well-balanced: maturity and complexity. Good viscosity with a silky texture. Delicate. Old but very much alive (fresh and crispy). Nuttiness and a very long finish. |
| Awards | Gold medal - III International Wine Challenge – Oporto City 2002 |