| prototype | Alstom-NTL | Aptis |  | 0 /1 | 2021 |  2022 | +infos |
| HB2300 | Heuliez | GX 317 GNV |  | 0 /9 | 2005 | 2024 | +infos |
| MZ1700 | Mercedes-Benz | O 520 Cito |  | 0 /3 | 2003 | 2023 | +infos |
| SN1900 | Scania | Omnicity G |  | 0 /7 | 2004 | 2024 | +infos |
| SK1100 | Setra | S 315 NF | | 0 /4 | 2002 | 2023 | +infos |
| SK3100 | Setra | S 319 NF | | 0 /2 | 2005 | 2023 | +infos |
