Third Generation
A major order by MZA Warsaw in 2005, resulted in the significant increase of the sale of the Solaris Urbino 18 in Poland.
In December 2006, Olsztyn was the first Polish city to receive 8 units of the Solaris Urbino 18 model which meets the Euro V qualification, which came as standard for new vehicles in 2009.
Solaris Urbino 18 CNG
Since 2005, there are variants of using LPG and CNG. The first Solaris Urbino 18 CNG went to Lublin in November 2006, in October 2009 another was sold to Radom in Poland. The second bus was intended to go to Norway, but the contract was reversed, and it is used as a test vehicle. A low-entry version was built which is named Solaris Urbino 18 CNG LE. Like the previous vehicle, it now serves as a test vehicle.
Solaris Urbino 18 Hybrid
The first generation of Solaris Urbino 18 Hybrid was built between 2006 and 2008. From the second half of 2008, the models are built in the second generation. They have been produced by the use of the similarities of the Solaris Urbino 18.
The characteristic of the Urbino 18 is a green dachshund. Various hybrid versions include specific symbols. The hybrid models have a dachshund which is in between two hearts which symbolise the two type of power.
During the production of the Solaris Urbino 18 Hybrid model, there have been implemented four types of hybrid power systems. The different versions can be distinguished by the difference in the interior, like that of the Paris transportation system BRT type - BHNS, which differentiates from the Solaris Urbino series bus family.
From the autumn of 2010, 18 buses have been produced with the Allison I or Allison II systems.

Third generation Solaris Urbino 18 in Riga
Solaris Urbino 18 Hybrid

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