JOLLY GREEN GIANT

MERCEDES GL 320 BLUETEC
BASE PRICE: $57,625
M.P.G. RATING: 17 city, 23 highway, 19 combined
COST TO DRIVE 100 MILES: $24.15 (diesel)
A YEAR OF FILL-UPS: $3,582
The V-6 diesel Mercedes costs $1,000 less than the gasoline V-8 version, compared to hybrid S.U.V.’s that add $5,000 or more to the conventional model’s price.