Quote:
Originally Posted by NeilBlanchard
Hello,
The two things working against the xB vs the Echo, is gearing (at highway speeds, the revs are high, right?) and the aerodynamics are probably the most important thing by far. Compare my xA to the Echo, and the largest difference is probably gearing -- my best MPG is 46.69 -- and that is with some aero mods...
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You're completely right. The Echo has significantly taller gears. It can probably get away with such due to being smaller, lighter, and having a more slippery shape.
The xB and xA are geared awfully short. The small upside to this is that we can do 30mph in fifth gear without lugging.