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2016 BMW 420i M Sport Auto Convertible (F33) fuel economy

The 2016 BMW 420i M Sport Auto Convertible (F33) does 6.7 L/100 km (42.2 mpg, 35.1 US mpg) on the official combined test. Work out what a trip costs in your money below.

2016 BMW 420i M Sport Auto Convertible (F33) in Motora’s 3D garage

Key figures

FuelPetrol
Official economy6.7 L/100 km (42.2 mpg, 35.1 US mpg) · NEDC
Per 100 km6.7 litres
Per 100 miles10.8 litres
Power181 hp (135 kW)
Engine2 litres
Weight1,675 kg
DriveTwo-wheel drive

Every version of this generation

Figures for each engine and gearbox in this generation. In Motora, owners pick theirs so drives are costed for their exact car.

VersionYearsGearboxPowerL/100 kmmpg
316i/318i 1362012–2019134 hp5.650.5
320i 1842012–2019181 hp6.742.2
328i/330i 245/2522012–2019255 hp6.841.5
335i/340i 306/3262012–2019automatic322 hp7.637.2
330e plug-in hybrid 2522016–2019automatic248 hp5.650.4
M3/M4 431/4502014–2020425 hp8.134.9
316d 1162012–2019114 hp4.464.2
318d 143/1502012–2019148 hp4.661.4
320d 1842012–2015181 hp4.760.1
320d 1902015–2019188 hp4.562.8
320d ED 1632012–2015161 hp4.168.9
330d 2582012–2019automatic255 hp5.353.3
335d xDrive 3132013–2019automatic308 hp5.749.6

What does a trip cost?

Fuel cost–

Prices start at an example. Change them to what you pay. Economy starts at the car’s official combined figure, or a typical real-world one for cars without an official result.

Real-world economy

Official figures come from a lab test. On the road, motorway speeds, short trips, traffic and cold weather usually use more. Motora records each drive in your 420i M Sport Convertible and works out what it really used from how you drove, priced with pump prices near you. How the drive tracker works.

Build it in 3D

Put your 420i M Sport Convertible in your Motora garage, paint it, fit wheels and a body kit, set the stance and park it next to your friends’ cars. See the 3D garage.

More BMW cars

2009 BMW 1 Series Coupé (E82)Diesel · 4.8 L/100 km · 58.9 mpg2017 BMW 118i M SportPetrol · 5.3 L/100 km · 53.3 mpg2020 BMW 118i M Sport (F40)Petrol · 6.1 L/100 km · 46.3 mpg2017 BMW 118i M Sport 3-door (F21)Petrol · 5.3 L/100 km · 53.3 mpg2009 BMW 135i Convertible (E88)Petrol · 8.9 L/100 km · 31.8 mpg2009 BMW 135i Coupé (E82)Petrol · 8.9 L/100 km · 31.8 mpg2011 BMW 1 Series M CoupePetrol · 8.5 L/100 km · 33.1 mpg1973 BMW 2002 Turbo (E20)Petrol · 12.8 L/100 km · 22 mpg

Every BMW in Motora

Put your 420i M Sport Convertible in Motora

Build it in your 3D garage, and Motora records every drive and works out what it cost in fuel.

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Figures are official combined (NEDC) results and can differ a little between markets. Calculator prices are examples.