XT5: Who has driven him already???

Hello, we are currently driving a 2016 VW Touareg 3.0 V6 TDI. Since we are following the “diesel discussion” attentively and do not want to believe (more) the promises of the manufacturers, the next car will become a gasoline engine. Now we are looking for an SUV that offers comparable space conditions in the interior / case room. Really well done is the back bench at the Touareg – neat space and also a tiltable backrest. We do not like the air suspension, even in the “sports- As alternatives we thought of: – the Cadillac XT5 …. someone already has experience with the space conditions and the chassis ??? space for 4-persons ? chassis relatively sporty or rather indirect/comfortable ?? consumption ? (at 40 km per day and of which about 50% in the city.) Alternatively we thought of: Jeep Grand Cherokee 3.6 or 5.7 Summit Maserati Levante S Who can do something about the XT5 sa ???