The 2006 Volkswagen Phaeton is available as a 4-door, 5-seat sedan. Starting at $66,700, the 2006 Volkswagen Phaeton V8 (A6) is powered by a 4.2L, 8-cylinder engine mated to an automatic transmission that returns an EPA estimated 16-mpg in the city and 22-mpg on the highway. The top of the line 2006 Volkswagen Phaeton W12 4-Seater (A5), priced at $101,300, is powered by a 6.0L, 0-cylinder engine mated to an automatic transmission that returns an EPA estimated 12-mpg in the city and 18-mpg on the highway.