If you feel it is not the right car that you can enjoy for the next 3 to 5 years, keep looking. If / When you find something else it is straight forward to speak to Mobility and cancel off one order and place another.
Would be surprised if they are not helpful on this.
2024 - KIA EV6 GT Line AWD
2019 - 2024 BMW X1 2.0d X Drive Sport Auto
2017 -2019 Audi Q3 2.0d Quattro Sport Line Plus
2005 - 2017 Honda CRV Exec 2.0d