Family ties: you call it Jaguar; I call it Lincoln … how to choose between automotive cousins.

    SOME CALL them clones; others refer to automotive corporate cousins as nonidentical twins. Whatever term they use, they're referring to models from the same company that resemble each other, except for the division's brand name and price tag. It's less expensive for auto manufacturers to produce parts in bulk and share them than to build separate components for their various brand names. Ford and Mercury, for example, are under the same corporate umbrella, and their Taurus and Sable four-doors are among the company's twins.

    Other cousins include luxury sedans from Jaguar and Lincoln, both subsidiaries of Ford. Jaguar sells its S-Type sedan for $44,895--almost $10,000 more than the Lincoln LS. The models are distinct in styling and performance, but they share the same platform and five-speed transmission.

    Infiniti is the luxury division of Nissan, and its G35 sedan is the upscale version of Nissan's flagship Maxima sedan. Built on the same chassis, they have several parts in common. The savings for the Maxima are relatively low, around $1,100, but maintenance costs and repairs for the G35 can run higher. The Maxima also shares components with the bestselling Altima, which is slightly smaller and costs $9,650 less...You can read more.