| General information |
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| Brand | BMW |
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| Model | 4 Series |
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| Generation | 4 Series Convertible (F33) |
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| Modification (Engine) | 420d (184 Hp) |
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| Start of production | 2014 year |
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| End of production | 2015 year |
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| Powertrain Architecture | Internal Combustion engine |
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| Body type | Cabriolet |
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| Seats | 4 |
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| Doors | 2 |
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| Performance specs |
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| Fuel consumption (economy) - urban |
6 l/100 km
39.2 US mpg47.08 UK mpg16.67 km/l |
| Fuel consumption (economy) - extra urban |
4.5 l/100 km
52.27 US mpg62.77 UK mpg22.22 km/l |
| Fuel consumption (economy) - combined |
5.1 l/100 km
46.12 US mpg55.39 UK mpg19.61 km/l |
| CO2 emissions | 133 g/km |
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| Fuel Type | Diesel |
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| Acceleration 0 - 100 km/h | 8.2 sec |
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| Acceleration 0 - 62 mph | 8.2 sec |
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| Acceleration 0 - 60 mph | 7.8 sec |
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| Maximum speed |
235 km/h
146.02 mph |
| Emission standard | Euro 6 |
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| Weight-to-power ratio | 9.1 kg/Hp, 109.5 Hp/tonne |
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| Weight-to-torque ratio | 4.4 kg/Nm, 226.2 Nm/tonne |
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| Engine specs |
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| Power | 184 Hp @ 4000 rpm. |
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| Power per litre | 92.2 Hp/l |
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| Torque |
380 Nm @ 1750-2750 rpm.
280.27 lb.-ft. @ 1750-2750 rpm. |
| Engine location | Front, Longitudinal |
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| Engine Model/Code | N47D20C |
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| Engine displacement |
1995 cm3
121.74 cu. in. |
| Number of cylinders | 4 |
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| Position of cylinders | Inline |
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| Cylinder Bore |
84 mm
3.31 in. |
| Piston Stroke |
90 mm
3.54 in. |
| Compression ratio | 16.5 |
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| Number of valves per cylinder | 4 |
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| Fuel System | Diesel Commonrail |
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| Engine aspiration | Twin-power turbo, Intercooler |
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| Engine oil capacity |
5.2 l
5.49 US qt | 4.58 UK qt |
| Oil viscosity | No Data |
| Engine oil specification |
| Coolant |
7 l
7.4 US qt | 6.16 UK qt |
| Engine systems | Particulate filter |
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| Space, Volume and weights |
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| Kerb Weight |
1680 kg
3703.77 lbs. |
| Max. weight |
2150 kg
4739.94 lbs. |
| Max load |
470 kg
1036.17 lbs. |
| Trunk (boot) space - minimum |
220 l
7.77 cu. ft. |
| Trunk (boot) space - maximum |
370 l
13.07 cu. ft. |
| Fuel tank capacity |
57 l
15.06 US gal | 12.54 UK gal |
| Permitted trailer load with brakes (12%) |
1600 kg
3527.4 lbs. |
| Permitted trailer load without brakes |
745 kg
1642.44 lbs. |
| Permitted towbar download |
75 kg
165.35 lbs. |
| Dimensions |
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| Length |
4638 mm
182.6 in. |
| Width |
1825 mm
71.85 in. |
| Height |
1384 mm
54.49 in. |
| Wheelbase |
2810 mm
110.63 in. |
| Front track |
1545 mm
60.83 in. |
| Rear (Back) track |
1594 mm
62.76 in. |
| Ride height (ground clearance) |
130 mm
5.12 in. |
| Drag coefficient (Cd) | 0.28 |
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| Minimum turning circle (turning diameter) |
11.3 m
37.07 ft. |
| Drivetrain, brakes and suspension specs |
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| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
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| Drive wheel | Rear wheel drive |
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| Number of Gears (manual transmission) | 6 |
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| Front suspension | Independent, spring |
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| Rear suspension | Multi-link independent |
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| Front brakes | Ventilated discs |
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| Rear brakes | Ventilated discs |
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| Assisting systems | ABS (Anti-lock braking system) |
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| Steering type | Steering rack and pinion |
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| Power steering | Electric Steering |
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| Tires size | 225/50 R17 94W |
| Wheel rims size | 7.5J x 17 |
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