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Two champions of stingy, green and efficient driving, the Toyota Prius and Volkswagen Jetta TDI face off mano-a-mano. In one corner, the ultimate modern symbol of environmental responsibility, the Toyota Prius. In the other, the best current example of automotive thrift and efficiency as defined in Europe, where space and resources are traditionally scarce and expensive, the Volkswagen Jetta TDI. Read the full story

[courtesy of: msn autos]