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Old 06-02-2014, 02:23 PM   #8 (permalink)
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Join Date: Jun 2008
Location: Utah
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Civic DX (sold) - '97 Honda Civic DX
90 day: 34.15 mpg (US)

GTO (sold) - '04 Pontiac GTO
90 day: 22.62 mpg (US)

Green Brick (sold) - '06 Ford Escape Hybrid
90 day: 31.93 mpg (US)
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You can either search for the transmission ratios online (remember, you need the gear and final drive ratios) and compare them or drive each and see what the RPMs are at the same speed on the freeway (higher speed like 75mph would be best, as it makes the difference bigger and easier to see).
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