A comparison test was made in Poland in order to compare reliability of the Polish PT-91 and Leopard 2A4 tanks. It appeared that tanks with similar mileage (19,000 km) showed different results.

In 2002 Germany donated to Poland a a total of 128 Leopard 2A4 tanks from the German Army stocks. In 2013 German MoD signed a contract with Poland to sell another 14 Leopard 2A4 tanks, plus 105 newer ...