Comparisons / Comparison of BMW Z4 (G29) 30i sDrive Steptronic and BMW Z4 (G29) 20i sDrive Steptronic

Comparison of BMW Z4 (G29) 30i sDrive Steptronic and BMW Z4 (G29) 20i sDrive Steptronic [S]ave

Attribute
BMW Z4 (G29) 30i sDrive Steptronic ×
BMW Z4 (G29) 20i sDrive Steptronic ×
General
MakeBMWBMW
ModelZ4Z4
GenerationZ4 (G29)Z4 (G29)
Modification30i sDrive Steptronic20i sDrive Steptronic
Websitehttps://www.bmw.comhttps://www.bmw.com
Number of doors22
Number of seats22
Body typeCabrioletCabriolet
Transmissionautomatic steptronic manual
Number of gears86
Production from (year)20182019
Performance
Top speed (km/h)250227
Acceleration 0-100 km/h (s)5.46.8
City consumption (l/100km)7.49.2
Extra-urban consumption (l/100km)4.95.4
Combined consumption (l/100km)66.8
CO2 emissions (g/km)137155
Emission standardEURO VI dEURO VId-TEMP
Drive
DriveRear wheel driveRear wheel drive
Position of engineFront,ongitudinalFront,ongitudinal
FuelPetrol (Gasoline)Petrol (Gasoline)
Max. power (hp)258197
Max. torque (Nm)400320
Fuel Engine
Number of cylinders44
Cylinders arrangementInlineInline
Valves per cylinder44
Engine displacement (cm³)1,9981,998
Compression ratio10.210.2
Max. power @ rpm (rpm)5,0004,500
Max. torque @ rpm (rpm)1,5501,450
Cylinder bore (mm)8282
Piston stroke (mm)94.694.6
Fuel systemDirect injectionDirect injection
TurbineTwin-power turboTwin-power turbo
Fuel tank (l)5252
Engine oil capacity (l)5.255.25
Chassis
ABS++
Front wheel suspensionDouble wishboneDouble wishbone
Rear wheel suspensionMulti-link independentMulti-link independent
Steering typeSteering rackSteering rack
Power steeringElectric SteeringElectric Steering
Front brakesVentilated discsVentilated discs
Rear brakesVentilated discsVentilated discs
Tires size
  • 225/50 R17
  • 255/45 R17
  • Front wheel tires: 225/50 R17, Rear wheel tires: 255/45 R17
Turning radius (m)1111
Dimensions
Length (mm)4,3244,324
Width (mm)1,8641,864
Height (mm)1,3041,304
Wheelbase (mm)2,4702,470
Kerb weight (kg)1,4151,405
Gross weight (kg)1,7401,725
Minimum boot space (l)281281
Front track (mm)1,6091,609
Rear track (mm)1,6161,616
Ride height (mm)117117
Drag coefficient (Cd)0.290.29



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