For an indication of how much Volvo's customer base has changed, check out this fact: last year the XC90 off-roader was the company's best-selling vehicle, finding even more buyers than the V70 estate.
Location is everything, even when it comes to engines. While Volvo's D5 diesel unit has always been near the top of the class in the S60 saloon, it has never offered as much appeal in the heavier XC90 off-roader.