Mid-engine cars are something of a contradiction in the auto world. Engineers widely regard the layout — engine slung behind the driver but ahead of the rear axle — as the closest thing to perfect weight distribution, yet it eats into cabin space and complicates packaging so badly that few automakers bother. That's why the format has mostly been reserved for sports cars, and why so few mid-engine models have ever sold in serious volume.

According to a new breakdown of sales data, the undisputed champion of that small club is Porsche's Boxster and Cayman duo. Porsche has built the roadster since 1996 and added the hardtop Cayman in 2005, and the company's official production tallies lump the two nameplates together. Even accounting for that combined counting, no other mid-engine car comes remotely close to matching their numbers.

The Boxster arrived in 1996 alongside the water-cooled 996-generation 911, timed to ride the roadster wave that the Mazda Miata had kicked off years earlier. True to Porsche tradition — the quirky 914 had faced the same treatment — the Boxster launched with a deliberately detuned engine, a 201-horsepower 2.5-liter flat-six, well short of the 911's output, so as not to upstage Porsche's flagship. It still sold briskly, and alongside the Cayenne SUV, the model is credited with helping pull Porsche back from serious financial trouble. The lineup evolved through the 987 generation, which introduced the Cayman in 2005, the 981 in 2012 that first gave both cars a genuine 911-derived flat-six, and the current 982-era 718 twins launched in 2016, which brought turbocharged four-cylinders alongside optional flat-six power and dedicated RS variants.

The sales gap over rivals is enormous. Exotic mid-engine icons like the Lamborghini Gallardo (14,022 built) and Ferrari 355 (11,273 built) are nowhere near Porsche's totals, and budget options like the Smart Roadster, Honda Beat and Autozam AZ-1 sold in far smaller numbers over short production runs. The Chevrolet Corvette C8 is the most credible modern challenger, with sales climbing steadily since its 2020 debut, though it would need another decade to threaten Porsche's lead. The Pontiac Fiero, meanwhile, remains the best-selling mid-engine car over a single five-year production run, fire issues notwithstanding.

Mid-engine layouts remain rare overall — roughly a million built worldwide in 50 years, against annual global output of 60 to 97 million vehicles — because they're costly to engineer and harder to service.

Now the combustion-era Boxster and Cayman are being phased out entirely. Porsche is developing an all-electric 718 successor using a vertically stacked "e-core" battery behind the seats to replicate mid-engine weight balance, paired with 800-volt fast-charging architecture, as the 911 keeps its gas engine and the 718 goes electric-only.

Source: CarBuzz

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