Car comparison

Porsche 718 Boxster (982) 2.0vsBMW 4 Series Convertible (F33) · Facelift 2017 435d

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

New comparison

Porsche 718 Boxster (982)

2.0

300 hp1988 ccGasolineRWDDual-clutchTurbochargedCabriolet / convertible2020-present

BMW 4 Series Convertible (F33) · Facelift 2017

435d

313 hp2993 ccDieselAWDAutomaticTurbochargedCabriolet / convertible2017-2020

Comparison overview

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

BMW 4 Series Convertible (F33) Facelift 2017 435d

Most powerful
313 hp
233 kW
Highest torque
630 Nm
465 lb-ft
Lowest combined fuel consumption
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
Lowest city consumption
7.0 L/100 km
33.6 mpg US
40.4 mpg UK
Lowest highway consumption
5.3 L/100 km
44.4 mpg US
53.3 mpg UK
Lowest CO2 emissions
155 g/km
Best estimated range
966 km
600 mi
Largest trunk
370 L
Best overall score
62/100
Best economy score
91/100
Best practicality score
48/100

Porsche 718 Boxster (982) 2.0

Quickest 0-100 km/h
4.9 s
Fastest top speed
285 km/h
177 mph Unrestricted
275 km/h
171 mph Restricted
Lightest
1,365 kg
3,009 lb
Best power-to-weight
220 hp/t
164 kW/t
4.6 kg/hp
Best performance score
70/100

Specification comparison

Specification comparison
Model	Porsche718 Boxster (982)2.0	BMW4 Series Convertible (F33)Facelift 2017435d
Power	300hp224kW	313hp233kW
Torque	380Nm280lb-ft	630Nm465lb-ft
Curb weight	1,365kg3,009lb	1,850kg4,079lb
Gross weight	1,685kg3,715lb	2,290kg5,049lb
Top speed	Unrestricted 285 km/h177 mph Restricted 275 km/h171 mph Calculated	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated
To 99% top speed	98.7s99% target: 282 km/h / 175 mph Calculated	81.8s99% target: 257 km/h / 160 mph Calculated
0-100 km/h	4.9s	5.7s
0-200 km/h	18.1s	21.1s Calculated
0-60 mph	4.6s Calculated	5.4s Calculated
Fuel consumption	8.1L/100 km29mpg US34.9mpg UK	5.9L/100 km39.9mpg US47.9mpg UK
Fuel consumption city	10.6L/100 km22.2mpg US26.6mpg UK	7L/100 km33.6mpg US40.4mpg UK
Fuel consumption highway	6.6L/100 km35.6mpg US42.8mpg UK	5.3L/100 km44.4mpg US53.3mpg UK
Quarter mile	13.1s Calculated	13.8s Calculated
Power-to-weight	220hp/t164kW/t100hp/1000 lb Calculated	169hp/t126kW/t77hp/1000 lb Calculated
Torque-to-weight	278Nm/t186lb-ft/ton Calculated	341Nm/t228lb-ft/ton Calculated
Estimated range	667km414mi Calculated	966km600mi Calculated
Displacement	1,988cc121cu in	2,993cc183cu in
Length	4,379mm172in	4,640mm183in
Width	1,801mm71in	1,825mm72in
Height	1,281mm50in	1,399mm55in
Wheelbase	2,475mm97in	2,810mm111in
Front track	1,515mm60in	1,543mm61in
Rear track	1,532mm60in	1,593mm63in
Ground clearance	-	145mm6in
Trunk volume	125L	370L
Doors	2	2
Seats	2	4
Fuel tank	54L	57L
CO2 emissions	185g/km	155g/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.

Porsche 718 Boxster (982) 2.0BMW 4 Series Convertible (F33) Facelift 2017 435dPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Porsche718 Boxster (982)2.0	6,500 rpm	2,150-4,500 rpm	7,500 rpm
BMW4 Series Convertible (F33)Facelift 2017435d	4,400 rpm	1,500-2,500 rpm	4,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Porsche718 Boxster (982)2.0	BMW4 Series Convertible (F33)Facelift 2017435d
	Acceleration checkpoints
0-60 mph 0-97 km/h	4.6 s	5.4 s
0-100 km/h 0-62 mph	4.9 s	5.7 s
0-200 km/h 0-124 mph	18.1 s	21.1 s
Top speed	Unrestricted 285 km/h177 mph Restricted 275 km/h171 mph Likely limited	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Likely limited
	Drag race simulation
60 ft 18 m	2.0 s	2.3 s
330 ft 101 m	5.6 s	6.0 s
1/8 mile 201 m	8.5 s	9.0 s
1000 ft 305 m	11.0 s	11.6 s
1/4 mile 402 m	13.1 s	13.8 s
Trap speed 1/4 mile 402 m	173 km/h 108 mph	167 km/h 104 mph

Power comparison

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

Chart data table
Vehicle	Value
Porsche718 Boxster (982)2.0	300 hp 224 kW
BMW4 Series Convertible (F33)Facelift 2017435d	313 hp 233 kW

BMW 4 Series Convertible (F33) Facelift 2017 435d has 13 hp more than Porsche 718 Boxster (982) 2.0.

The biggest power difference is between Porsche 718 Boxster (982) 2.0 and BMW 4 Series Convertible (F33) Facelift 2017 435d: 13 hp (10 kW).

Torque comparison

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

Chart data table
Vehicle	Value
Porsche718 Boxster (982)2.0	380 Nm 280 lb-ft
BMW4 Series Convertible (F33)Facelift 2017435d	630 Nm 465 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Porsche718 Boxster (982)2.0	1,365 kg 3,009 lb
BMW4 Series Convertible (F33)Facelift 2017435d	1,850 kg 4,079 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
Porsche718 Boxster (982)2.0	Unrestricted 285 km/h177 mph Restricted 275 km/h171 mph
BMW4 Series Convertible (F33)Facelift 2017435d	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
Porsche718 Boxster (982)2.0	4.9 s
BMW4 Series Convertible (F33)Facelift 2017435d	5.7 s

Although BMW 4 Series Convertible (F33) Facelift 2017 435d has more power, Porsche 718 Boxster (982) 2.0 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Porsche 718 Boxster (982) 2.0 and BMW 4 Series Convertible (F33) Facelift 2017 435d: 0.8 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
Porsche718 Boxster (982)2.0	8.1 L/100 km 29.0 mpg US 34.9 mpg UK
BMW4 Series Convertible (F33)Facelift 2017435d	5.9 L/100 km 39.9 mpg US 47.9 mpg UK

The biggest fuel consumption difference is between BMW 4 Series Convertible (F33) Facelift 2017 435d and Porsche 718 Boxster (982) 2.0: 2.2 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
Porsche718 Boxster (982)2.0	220 hp/t 164 kW/t 4.5 kg/hp
BMW4 Series Convertible (F33)Facelift 2017435d	169 hp/t 126 kW/t 5.9 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
Porsche718 Boxster (982)2.0	667 km 414 mi
BMW4 Series Convertible (F33)Facelift 2017435d	966 km 600 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Porsche718 Boxster (982)2.0	300 hp 224 kW	4.9 s	Unrestricted 285 km/h177 mph Restricted 275 km/h171 mph
BMW4 Series Convertible (F33)Facelift 2017435d	313 hp 233 kW	5.7 s	Unrestricted 260 km/h162 mph Restricted 250 km/h155 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

Porsche718 Boxster (982)2.0

Power	300 hp 224 kW
0-100 km/h	4.9 s
Top speed Unrestricted 285 km/h177 mph Restricted 275 km/h171 mph

Doors/seats	2 doors 2 seats
Trunk	125 L 4.4 cu ft
Length	4,379 mm 172.4 in
Height	1,281 mm 50.4 in

BMW4 Series Convertible (F33)Facelift 2017435d

Power	313 hp 233 kW
0-100 km/h	5.7 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	1,399 mm 55.1 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

Porsche718 Boxster (982)2.0

Power	300 hp 224 kW
0-100 km/h	4.9 s
Top speed Unrestricted 285 km/h177 mph Restricted 275 km/h171 mph

8.1 L/100 km

29.0 mpg US

34.9 mpg UK

BMW4 Series Convertible (F33)Facelift 2017435d

Power	313 hp 233 kW
0-100 km/h	5.7 s
Top speed Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

5.9 L/100 km

39.9 mpg US

47.9 mpg UK

BMW 4 Series Convertible (F33) Facelift 2017 435d 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
Porsche718 Boxster (982)2.0	8.1 L/100 km 29.0 mpg US 34.9 mpg UK	4.9 s
BMW4 Series Convertible (F33)Facelift 2017435d	5.9 L/100 km 39.9 mpg US 47.9 mpg UK	5.7 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
Porsche718 Boxster (982)2.0	220 hp/t 164 kW/t 4.6 kg/hp	8.1 L/100 km 29.0 mpg US 34.9 mpg UK
BMW4 Series Convertible (F33)Facelift 2017435d	169 hp/t 126 kW/t 5.9 kg/hp	5.9 L/100 km 39.9 mpg US 47.9 mpg UK

Detailed score breakdown

Vehicle

Porsche718 Boxster (982)2.0

BMW4 Series Convertible (F33)Facelift 2017435d

Power

300 hp

224 kW

313 hp

233 kW

Torque

380 Nm

280 lb-ft

630 Nm

465 lb-ft

Acceleration

4.9 s

5.7 s

Top speed

Unrestricted

285 km/h177 mph

Restricted

275 km/h171 mph

Unrestricted

260 km/h162 mph

Restricted

250 km/h155 mph

Lightness

1,365 kg

3,009 lb

1,850 kg

4,079 lb

Fuel consumption

8.1 L/100 km

29.0 mpg US

34.9 mpg UK

5.9 L/100 km

39.9 mpg US

47.9 mpg UK

Practicality

Doors/seats	2 doors 2 seats
Trunk	125 L 4.4 cu ft
Length	4,379 mm 172.4 in
Height	1,281 mm 50.4 in

Doors/seats	2 doors 4 seats
Trunk	370 L 13.1 cu ft
Length	4,640 mm 182.7 in
Height	1,399 mm 55.1 in

Range score

667 km

414 mi

966 km

600 mi

CO2 score

185 g/km

155 g/km

Trunk score

125 L

4.4 cu ft

370 L

13.1 cu ft

Power-to-weight score

220 hp/t

164 kW/t

4.6 kg/hp

169 hp/t

126 kW/t

5.9 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	Porsche 718 Boxster (982) 2.0	BMW 4 Series Convertible (F33) Facelift 2017 435d
Consumption	8.1 L/100 km29 mpg US34.9 mpg UK	5.9 L/100 km39.9 mpg US47.9 mpg UK
Cost / 100 km	14.17 LC100 km	10.33 LC100 km
Cost / 100 mi	22.81 LC100 mi	16.62 LC100 mi
Annual fuel used	1,215 L321 US gal267 UK gal	885 L234 US gal195 UK gal
Annual fuel cost	2,126 LC/year	1,549 LC/year