This film is the fifth part of a five part series about the most successful model of BMW M – the M3. The video today features the fifth generation BMW M3 which comes in two model series – The M3 Sedan and the M4 Coupe or Convertible.

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In specifications, the two cars are identical, and M engineers were quick to point out, in performance too. The M3’s center of gravity is slightly higher than the lower M4, thanks to its taller roofline, but when driving them, apparently the slight difference won’t be noticed. After four years in development, the new M3 and M4 graduated with BMW’s latest turbocharged engine, a 3.0 liter six-cylinder unit that has replaced the fans’ darling, V8 naturally aspirated powerplant.

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Even though it offers less cylinders and a smaller displacement, 4.0L V8 vs 3.0L straight-six, the new engine and its two turbochargers give it even more oomph than before, while reducing emissions and increasing fuel economy. The torque also sees a significant hike, 110lb ft to 405lb ft between 1850rpm and 5500rpm.

Use of lightweight materials slashes the kerb weight by 83kg to 1497k (3300 lbs) for the manual transmission. The M-DCT gearbox adds 40 kg over the six-speed manual.

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In the development of this car input came from professional racing drivers and one of the graduates of the M3/M4 program is the BMW M4 GTS.