Drivers of Hummers and hybrids have something in common after all.

Both are dissatisfied with how much gas their vehicles consume, according to a closely watched survey of initial quality by J. D. Power and Associates released today. Fuel consumption was listed by drivers of both General Motors' Hummer H2 and the fuel-efficient Toyota Prius hybrid as their top complaint - though Hummer complaints dwarfed those for Prius.

Fuel consumption was the second most common driver complaint industrywide, the highest ranking for fuel consumption in the 17 years of the annual survey; it had never before cracked the top five.

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