Reflections on side mirrors: testing drag vs. MPG

metrompg.com series | Highlighted on Fuelcons

This experiment, which was published on metrompg.com, aimed to explore the influence of side mirrors on a vehicle’s drag and fuel efficiency. The motivation behind this study stemmed from the adoption of video cameras instead of conventional side mirrors in high-efficiency concept cars, leading to a desire to ascertain whether such alterations yielded tangible advantages. The investigation was carried out using a “Blackfly,” essentially a black Pontiac Firefly, wherein the stock non-folding driver’s side mirror was replaced with a folding mirror from a 1993 Suzuki Swift 3-door, featuring an aerodynamically optimized hinge.

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