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Car CO2 Calculator for BMW

Our car CO2 and fuel economy calculator uses independent data from EQUA Index to provide real-world driving figures compared to official manufacturer mpg rates.
To start, choose a car type or vehicle make
CO2 :
Manufacturer Derivative CO2 Official MPG Equa MPG BIK Price
BMW 4 Series Alpina B4 Convertible 3.0 Bi T 410 SS SwTron Auto8 14MY 186g/km 35.3 21.6 £62,410
BMW 4 Series Alpina D4 Convertible 3.0d BiT 350 SS SwTron Auto8 14MY 156g/km 47.9 37.9 £54,715
BMW 4 Series 420 Convertible 2.0i 184 SS M Sport 6Spd 16.5MY 153g/km 42.8 33.7 £38,025
BMW 4 Series 420 Convertible 2.0i 184 SS M Sport Auto8 16.5MY 144g/km 45.6 33.2 £39,715
BMW 4 Series 420 Convertible 2.0i 184 SS SE 6Spd 16.5MY 145g/km 45.6 33.7 £35,175
BMW 4 Series 420 Convertible 2.0i 184 SS SE Auto8 16.5MY 136g/km 48.7 33.2 £36,725
BMW 4 Series 420 Convertible 2.0i 184 SS Sport 6Spd 16.5MY 153g/km 42.8 33.7 £36,675
BMW 4 Series 420 Convertible 2.0i 184 SS Sport Auto8 16.5MY 144g/km 45.6 33.2 £38,365
BMW 4 Series 420 Convertible 2.0i 184 SS Luxury 6Spd 16.5MY 153g/km 42.8 33.7 £37,525
BMW 4 Series 420 Convertible 2.0i 184 SS Luxury Auto8 16.5MY 144g/km 45.6 33.2 £39,215
BMW 4 Series 420 Convertible 2.0i 184 SS SE Professional Media 6Spd 16.5MY 145g/km 45.6 33.7 £36,075
BMW 4 Series 420 Convertible 2.0i 184 SS SE Professional Media Auto8 16.5MY 136g/km 48.7 33.2 £37,625
BMW 4 Series 420 Convertible 2.0i 184 SS Sport Professional Media 6Spd 16.5MY 153g/km 42.8 33.7 £37,575
BMW 4 Series 420 Convertible 2.0i 184 SS Sport Professional Media Auto8 16.5MY 144g/km 45.6 33.2 £39,265
BMW 4 Series 420 Convertible 2.0d 190 SS M Sport Auto8 16.5MY 124g/km 60.1 45.2 £42,235
BMW 4 Series 420 Convertible 2.0d 190 SS SE Auto8 16.5MY 116g/km 64.2 45.2 £39,245
BMW 4 Series 420 Convertible 2.0d 190 SS M Sport 6Spd 16.5MY 134g/km 55.4 44.9 £40,545
BMW 4 Series 420 Convertible 2.0d 190 SS SE 6Spd 16.5MY 127g/km 58.9 44.9 £37,695
BMW 4 Series 420 Convertible 2.0d 190 SS Sport Auto8 16.5MY 124g/km 60.1 45.2 £40,885
BMW 4 Series 420 Convertible 2.0d 190 SS Sport 6Spd 16.5MY 134g/km 55.4 44.9 £39,195
BMW 4 Series 420 Convertible 2.0d 190 SS Luxury Auto8 16.5MY 124g/km 60.1 45.2 £41,735
BMW 4 Series 420 Convertible 2.0d 190 SS Luxury 6Spd 16.5MY 134g/km 55.4 44.9 £40,045
BMW 4 Series 420 Convertible 2.0d 190 SS SE Professional Media Auto8 16.5MY 116g/km 64.2 45.2 £40,145
BMW 4 Series 420 Convertible 2.0d 190 SS SE Professional Media 6Spd 16.5MY 127g/km 58.9 44.9 £38,595
BMW 4 Series 420 Convertible 2.0d 190 SS Sport Professional Media Auto8 16.5MY 124g/km 60.1 45.2 £41,785
BMW 4 Series 420 Convertible 2.0d 190 SS Sport Professional Media 6Spd 16.5MY 134g/km 55.4 44.9 £40,095
BMW 4 Series 430 Convertible 2.0i 252 SS M Sport 6Spd 16.5MY 162g/km 40.4 31.7 £40,835
BMW 4 Series 430 Convertible 2.0i 252 SS M Sport Auto8 16.5MY 146g/km 44.8 31.0 £42,525
BMW 4 Series 430 Convertible 2.0i 252 SS Luxury 6Spd 16.5MY 162g/km 40.4 31.7 £40,335
BMW 4 Series 430 Convertible 2.0i 252 SS Luxury Auto8 16.5MY 146g/km 44.8 31.0 £42,025
BMW 4 Series 430 Convertible 3.0d 258 SS M Sport Auto8 16.5MY 144g/km 51.4 40.3 £45,850
BMW 4 Series 430 Convertible 3.0d 258 SS Luxury Auto8 16.5MY 144g/km 51.4 40.3 £45,350
BMW 4 Series 440 Convertible 3.0i 326 SS M Sport Auto8 16.5MY 167g/km 39.2 27.9 £47,680
BMW 4 Series 435 xDrive Convertible 3.0d 313 SS M Sport Auto8 16.5MY 155g/km 47.9 35.3 £49,715
BMW 4 Series M4 Convertible 3.0 Bi T 431 SS 6Spd 16.5MY 213g/km 31.0 25.4 £60,805
BMW 4 Series M4 Convertible 3.0 Bi T 431 SS DCT Auto7 16.5MY 203g/km 32.5 24.7 £63,450
BMW 4 Series M4 Convertible 3.0 Bi T 450 SS Competition Pack 6Spd 16.5MY 213g/km 31.0 24.4 £63,005
BMW 4 Series M4 Convertible 3.0 Bi T 450 SS Competition Pack DCT Auto7 16.5MY 203g/km 32.5 24.4 £65,650
BMW 4 Series 420 Convertible 2.0i 184 SS M Sport 6Spd 17MY 153g/km 42.8 34.3 £38,425
BMW 4 Series 420 Convertible 2.0i 184 SS M Sport Auto8 17MY 144g/km 45.6 33.8 £40,115
Data isn't available for all vehicle derivatives

Car CO2 Emissions and Real World Economy Calculator

Our tool allows you to compare official mpg figures provided by manufacturers and mpg figures provided by Emissions Analytics and its EQUA Index ratings gained through multiple repeats of rural, urban and extra-urban roads using a portable measuring system, recording tailpipe emissions.

Calculate CO2 car emissions with the Fleet News CO2 emissions calculator to find the lowest emitting vehicles available on the market today.

The environment is becoming more central to how we do business as more and more companies are looking to reduce CO2 emissions across their fleets.

Here at Fleet News we have a co2 emissions calculator to help businesses calculate their fleet CO2 emissions.

Calculate car co2 emissions today with the Fleet News Car CO2 Emissions Calculator.