It's just like Skoda Superb vs Audi A6, Ford Focus vs Volvo S40 or Vauxhall Vectra vs Saab 9-5 or Cadillac BTS.
It's called premium pricing, the motor industry thrives on it because those that pay more for their cars have to talk up the "value" to justify their expense.
It's the same, as buyers prefering the "Ghia" to the "L" version costing several