The 2000 Hyundai Sonata is available as a 4-door, 5-seat sedan. Starting at $14,999, the 2000 Hyundai Sonata Base (M5) is powered by a 2.4L , 4 -cylinder engine mated to a manual transmission that returns an EPA estimated 21-mpg in the city and 29-mpg on the highway. The top of the line 2000HyundaiSonataGLS V6 (A4) , priced at $ 17,499 , is powered by a 2.5L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 20-mpg in the city and 27-mpg on the highway.