Car comparison

BMW 4 Series Convertible (F33) · Facelift 2017 430dvsBMW X4 (G02) 30d

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

BMW 4 Series Convertible (F33) · Facelift 2017

430d

258 hp2993 ccDieselRWDAutomaticTurbochargedCabriolet / convertible2017-2020

BMW X4 (G02)

30d

265 hp2993 ccDieselAWDAutomaticTurbocharged2018-2020

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

BMW 4 Series Convertible (F33) Facelift 2017 430d

Fastest top speed
260 km/h
162 mph Unrestricted
250 km/h
155 mph Restricted
Lightest
1,770 kg
3,902 lb
Best power-to-weight
146 hp/t
109 kW/t
6.9 kg/hp
Lowest combined fuel consumption
5.5 L/100 km
42.8 mpg US
51.4 mpg UK
Lowest city consumption
6.3 L/100 km
37.3 mpg US
44.8 mpg UK
Lowest highway consumption
5.0 L/100 km
47.0 mpg US
56.5 mpg UK
Lowest CO2 emissions
144 g/km
Best performance score
65/100
Best economy score
92/100

BMW X4 (G02) 30d

Quickest 0-100 km/h
5.8 s
Most powerful
265 hp
198 kW
Highest torque
620 Nm
457 lb-ft
Best estimated range
1,133 km
704 mi
Largest trunk
525 L
Best overall score
69/100
Best practicality score
76/100

Specification comparison

Specification comparison
Model	BMW4 Series Convertible (F33)Facelift 2017430d	BMWX4 (G02)30d
Power	258hp192kW	265hp198kW
Torque	560Nm413lb-ft	620Nm457lb-ft
Curb weight	1,770kg3,902lb	1,820kg4,012lb
Gross weight	2,220kg4,894lb	2,460kg5,423lb
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated	240 km/h 149 mph
To 99% top speed	85.7s99% target: 257 km/h / 160 mph Calculated	80.5s99% target: 238 km/h / 148 mph Calculated
0-100 km/h	5.9s	5.8s
0-200 km/h	22.0s Calculated	25.3s Calculated
0-60 mph	5.6s Calculated	5.5s Calculated
Fuel consumption	5.5L/100 km42.8mpg US51.4mpg UK	6L/100 km39.2mpg US47.1mpg UK
Fuel consumption city	6.3L/100 km37.3mpg US44.8mpg UK	6.9L/100 km34.1mpg US40.9mpg UK
Fuel consumption highway	5L/100 km47mpg US56.5mpg UK	5.5L/100 km42.8mpg US51.4mpg UK
Quarter mile	14.0s Calculated	14.0s Calculated
Power-to-weight	146hp/t109kW/t66hp/1000 lb Calculated	146hp/t109kW/t66hp/1000 lb Calculated
Torque-to-weight	316Nm/t212lb-ft/ton Calculated	341Nm/t228lb-ft/ton Calculated
Estimated range	1,036km644mi Calculated	1,133km704mi Calculated
Displacement	2,993cc183cu in	2,993cc183cu in
Length	4,640mm183in	4,752mm187in
Width	1,825mm72in	1,918mm76in
Height	1,384mm54in	1,621mm64in
Wheelbase	2,810mm111in	2,864mm113in
Front track	1,544mm61in	1,620mm64in
Rear track	1,593mm63in	1,666mm66in
Ground clearance	130mm5in	204mm8in
Trunk volume	370L	525L
Max trunk volume	-	1,430L
Doors	2	5
Seats	4	5
Fuel tank	57L	68L
CO2 emissions	144g/km	158g/km

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

BMW 4 Series Convertible (F33) Facelift 2017 430dBMW X4 (G02) 30dPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
BMW4 Series Convertible (F33)Facelift 2017430d	4,000 rpm	1,500-3,000 rpm	4,250 rpm
BMWX4 (G02)30d	4,000 rpm	2,000-2,500 rpm	4,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	BMW4 Series Convertible (F33)Facelift 2017430d	BMWX4 (G02)30d
	Acceleration checkpoints
0-60 mph 0-97 km/h	5.6 s	5.5 s
0-100 km/h 0-62 mph	5.9 s	5.8 s
0-200 km/h 0-124 mph	22.0 s	25.3 s
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Likely limited	240 km/h 149 mph
	Drag race simulation
60 ft 18 m	2.3 s	2.2 s
330 ft 101 m	6.1 s	6.0 s
1/8 mile 201 m	9.2 s	9.1 s
1000 ft 305 m	11.8 s	11.8 s
1/4 mile 402 m	14.0 s	14.0 s
Trap speed 1/4 mile 402 m	165 km/h 102 mph	161 km/h 100 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)Facelift 2017430d	258 hp 192 kW
BMWX4 (G02)30d	265 hp 198 kW

BMW X4 (G02) 30d has 7 hp more than BMW 4 Series Convertible (F33) Facelift 2017 430d.

The biggest power difference is between BMW 4 Series Convertible (F33) Facelift 2017 430d and BMW X4 (G02) 30d: 7 hp (5 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)Facelift 2017430d	560 Nm 413 lb-ft
BMWX4 (G02)30d	620 Nm 457 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)Facelift 2017430d	1,770 kg 3,902 lb
BMWX4 (G02)30d	1,820 kg 4,012 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)Facelift 2017430d	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph
BMWX4 (G02)30d	240 km/h 149 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)Facelift 2017430d	5.9 s
BMWX4 (G02)30d	5.8 s

The biggest 0-100 km/h difference is between BMW X4 (G02) 30d and BMW 4 Series Convertible (F33) Facelift 2017 430d: 0.1 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)Facelift 2017430d	5.5 L/100 km 42.8 mpg US 51.4 mpg UK
BMWX4 (G02)30d	6.0 L/100 km 39.2 mpg US 47.1 mpg UK

The biggest fuel consumption difference is between BMW 4 Series Convertible (F33) Facelift 2017 430d and BMW X4 (G02) 30d: 0.5 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)Facelift 2017430d	146 hp/t 109 kW/t 6.9 kg/hp
BMWX4 (G02)30d	146 hp/t 109 kW/t 6.9 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)Facelift 2017430d	1,036 km 644 mi
BMWX4 (G02)30d	1,133 km 704 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
BMW4 Series Convertible (F33)Facelift 2017430d	258 hp 192 kW	5.9 s	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph
BMWX4 (G02)30d	265 hp 198 kW	5.8 s	240 km/h 149 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Vehicle

Performance score

Practicality score

BMW4 Series Convertible (F33)Facelift 2017430d

Power	258 hp 192 kW
0-100 km/h	5.9 s
Top speed Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

Doors/seats	2 doors 4 seats
Trunk	370 L 13.1 cu ft
Length	4,640 mm 182.7 in
Height	1,384 mm 54.5 in

BMWX4 (G02)30d

Power	265 hp 198 kW
0-100 km/h	5.8 s
Top speed 240 km/h 149 mph

Doors/seats	5 doors 5 seats
Trunk	525 L 18.5 cu ft
Length	4,752 mm 187.1 in
Height	1,621 mm 63.8 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Vehicle

Performance score

Fuel economy score

BMW4 Series Convertible (F33)Facelift 2017430d

Power	258 hp 192 kW
0-100 km/h	5.9 s
Top speed Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

5.5 L/100 km

42.8 mpg US

51.4 mpg UK

BMWX4 (G02)30d

Power	265 hp 198 kW
0-100 km/h	5.8 s
Top speed 240 km/h 149 mph

6.0 L/100 km

39.2 mpg US

47.1 mpg UK

BMW 4 Series Convertible (F33) Facelift 2017 430d is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
BMW4 Series Convertible (F33)Facelift 2017430d	5.5 L/100 km 42.8 mpg US 51.4 mpg UK	5.9 s
BMWX4 (G02)30d	6.0 L/100 km 39.2 mpg US 47.1 mpg UK	5.8 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
BMW4 Series Convertible (F33)Facelift 2017430d	146 hp/t 109 kW/t 6.9 kg/hp	5.5 L/100 km 42.8 mpg US 51.4 mpg UK
BMWX4 (G02)30d	146 hp/t 109 kW/t 6.9 kg/hp	6.0 L/100 km 39.2 mpg US 47.1 mpg UK

Detailed score breakdown

Vehicle

BMW4 Series Convertible (F33)Facelift 2017430d

BMWX4 (G02)30d

Power

258 hp

192 kW

265 hp

198 kW

Torque

560 Nm

413 lb-ft

620 Nm

457 lb-ft

Acceleration

5.9 s

5.8 s

Top speed

Unrestricted

260 km/h162 mph

Restricted

250 km/h155 mph

240 km/h

149 mph

Lightness

1,770 kg

3,902 lb

1,820 kg

4,012 lb

Fuel consumption

5.5 L/100 km

42.8 mpg US

51.4 mpg UK

6.0 L/100 km

39.2 mpg US

47.1 mpg UK

Practicality

Doors/seats	2 doors 4 seats
Trunk	370 L 13.1 cu ft
Length	4,640 mm 182.7 in
Height	1,384 mm 54.5 in

Doors/seats	5 doors 5 seats
Trunk	525 L 18.5 cu ft
Length	4,752 mm 187.1 in
Height	1,621 mm 63.8 in

Range score

1,036 km

644 mi

1,133 km

704 mi

CO2 score

144 g/km

158 g/km

Trunk score

370 L

13.1 cu ft

525 L

18.5 cu ft

Power-to-weight score

146 hp/t

109 kW/t

6.9 kg/hp

146 hp/t

109 kW/t

6.9 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
Vehicle	BMW 4 Series Convertible (F33) Facelift 2017 430d	BMW X4 (G02) 30d
Consumption	5.5 L/100 km42.8 mpg US51.4 mpg UK	6 L/100 km39.2 mpg US47.1 mpg UK
Cost / 100 km	9.63 LC100 km	10.50 LC100 km
Cost / 100 mi	15.49 LC100 mi	16.90 LC100 mi
Annual fuel used	825 L218 US gal181 UK gal	900 L238 US gal198 UK gal
Annual fuel cost	1,444 LC/year	1,575 LC/year