Car comparison

Porsche 718 Boxster (982) 2.0vsBMW 2 Series Convertible (F23) M240i

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

New comparison

Porsche 718 Boxster (982)

2.0

300 hp1988 ccGasolineRWDManualTurbochargedCabriolet / convertible2016-2018
VS

BMW 2 Series Convertible (F23)

M240i

340 hp2998 ccGasolineRWDManualTurbochargedCabriolet / convertible2016-2017

Comparison overview

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

Best choices

Porsche 718 Boxster (982) 2.0

  • Fastest top speed
    285 km/h
    177 mph Unrestricted
    275 km/h
    171 mph Restricted
  • Lightest
    1,335 kg
    2,943 lb
  • Best power-to-weight
    225 hp/t
    168 kW/t
    4.5 kg/hp
  • Lowest combined fuel consumption
    7.4 L/100 km
    31.8 mpg US
    38.2 mpg UK
  • Lowest city consumption
    9.9 L/100 km
    23.8 mpg US
    28.5 mpg UK
  • Lowest highway consumption
    6.0 L/100 km
    39.2 mpg US
    47.1 mpg UK
  • Lowest CO2 emissions
    168 g/km
  • Best estimated range
    730 km
    453 mi
  • Best performance score
    70/100
  • Best economy score
    87/100

BMW 2 Series Convertible (F23) M240i

  • Quickest 0-100 km/h
    4.9 s
  • Most powerful
    340 hp
    254 kW
  • Highest torque
    500 Nm
    369 lb-ft
  • Largest trunk
    280 L
  • Best overall score
    62/100
  • Best practicality score
    44/100

Specification comparison

Specification comparison
ModelPorsche718 Boxster (982)2.0BMW2 Series Convertible (F23)M240i
Power
300hp224kW
340hp254kW
Torque
380Nm280lb-ft
500Nm369lb-ft
Curb weight
1,335kg2,943lb
1,615kg3,560lb
Gross weight
1,655kg3,649lb
2,045kg4,508lb
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
71.0s99% target: 282 km/h / 175 mph
Calculated
69.3s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.1s
4.9s
0-200 km/h
16.0s
Calculated
18.0s
Calculated
0-60 mph
4.9s
Calculated
4.7s
Calculated
Fuel consumption
7.4L/100 km31.8mpg US38.2mpg UK
8.3L/100 km28.3mpg US34.0mpg UK
Fuel consumption city
9.9L/100 km23.8mpg US28.5mpg UK
11.2L/100 km21mpg US25.2mpg UK
Fuel consumption highway
6L/100 km39.2mpg US47.1mpg UK
6.6L/100 km35.6mpg US42.8mpg UK
Quarter mile
13.1s
Calculated
13.1s
Calculated
Power-to-weight
225hp/t168kW/t102hp/1000 lb
Calculated
211hp/t157kW/t95hp/1000 lb
Calculated
Torque-to-weight
285Nm/t190lb-ft/ton
Calculated
310Nm/t207lb-ft/ton
Calculated
Estimated range
730km453mi
Calculated
627km389mi
Calculated
Displacement
1,988cc121cu in
2,998cc183cu in
Length
4,379mm172in
4,454mm175in
Width
1,801mm71in
1,774mm70in
Height
1,281mm50in
1,403mm55in
Wheelbase
2,475mm97in
2,690mm106in
Front track
1,515mm60in
1,516mm60in
Rear track
1,532mm60in
1,534mm60in
Ground clearance-
130mm5in
Trunk volume
275L
280L
Max trunk volume-
335L
Doors
2
2
Seats
2
4
Fuel tank
54L
52L
CO2 emissions
168g/km
189g/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 2 Series Convertible (F23) M240iPowerTorque
  • Porsche 718 Boxster (982) 2.0: Power / Torque
  • BMW 2 Series Convertible (F23) M240i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche718 Boxster (982)2.06,500 rpm1,950-4,500 rpm6,750 rpm
BMW2 Series Convertible (F23)M240i5,500 rpm1,520-4,500 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche718 Boxster (982)2.0BMW2 Series Convertible (F23)M240i
Acceleration checkpoints
0-60 mph
0-97 km/h
4.9 s
4.7 s
0-100 km/h
0-62 mph
5.1 s
4.9 s
0-200 km/h
0-124 mph
16.0 s
18.0 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
2.3 s
2.1 s
330 ft
101 m
5.8 s
5.6 s
1/8 mile
201 m
8.7 s
8.5 s
1000 ft
305 m
11.1 s
11.0 s
1/4 mile
402 m
13.1 s
13.1 s
Trap speed
1/4 mile
402 m
181 km/h
113 mph
175 km/h
109 mph

Power comparison

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

Chart data table
VehicleValue
Porsche718 Boxster (982)2.0
300 hp
224 kW
BMW2 Series Convertible (F23)M240i
340 hp
254 kW

BMW 2 Series Convertible (F23) M240i has 40 hp more than Porsche 718 Boxster (982) 2.0.

The biggest power difference is between Porsche 718 Boxster (982) 2.0 and BMW 2 Series Convertible (F23) M240i: 40 hp (30 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche718 Boxster (982)2.0
380 Nm
280 lb-ft
BMW2 Series Convertible (F23)M240i
500 Nm
369 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche718 Boxster (982)2.0
1,335 kg
2,943 lb
BMW2 Series Convertible (F23)M240i
1,615 kg
3,560 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
Porsche718 Boxster (982)2.0
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
BMW2 Series Convertible (F23)M240i
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
VehicleValue
Porsche718 Boxster (982)2.05.1 s
BMW2 Series Convertible (F23)M240i4.9 s

The biggest 0-100 km/h difference is between BMW 2 Series Convertible (F23) M240i and Porsche 718 Boxster (982) 2.0: 0.2 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
Porsche718 Boxster (982)2.0
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
BMW2 Series Convertible (F23)M240i
8.3 L/100 km
28.3 mpg US
34.0 mpg UK

The biggest fuel consumption difference is between Porsche 718 Boxster (982) 2.0 and BMW 2 Series Convertible (F23) M240i: 0.9 L/100 km.

Power-to-weight comparison

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

Chart data table
VehicleValue
Porsche718 Boxster (982)2.0
225 hp/t
168 kW/t
4.4 kg/hp
BMW2 Series Convertible (F23)M240i
211 hp/t
157 kW/t
4.7 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche718 Boxster (982)2.0
730 km
453 mi
BMW2 Series Convertible (F23)M240i
627 km
389 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche718 Boxster (982)2.0
300 hp
224 kW
5.1 s
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
BMW2 Series Convertible (F23)M240i
340 hp
254 kW
4.9 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.

Chart data table
VehiclePerformance scorePracticality score
Porsche718 Boxster (982)2.0
Power
300 hp
224 kW
0-100 km/h5.1 s
Top speed
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
Doors/seats
2 doors
2 seats
Trunk
275 L
9.7 cu ft
Length
4,379 mm
172.4 in
Height
1,281 mm
50.4 in
BMW2 Series Convertible (F23)M240i
Power
340 hp
254 kW
0-100 km/h4.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
280 L
9.9 cu ft
Length
4,454 mm
175.4 in
Height
1,403 mm
55.2 in

Performance vs fuel economy

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

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
Porsche718 Boxster (982)2.0
Power
300 hp
224 kW
0-100 km/h5.1 s
Top speed
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
BMW2 Series Convertible (F23)M240i
Power
340 hp
254 kW
0-100 km/h4.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
8.3 L/100 km
28.3 mpg US
34.0 mpg UK

Porsche 718 Boxster (982) 2.0 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
VehicleFuel consumption, L/100 km0-100 km/h, s
Porsche718 Boxster (982)2.0
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
5.1 s
BMW2 Series Convertible (F23)M240i
8.3 L/100 km
28.3 mpg US
34.0 mpg UK
4.9 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
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
Porsche718 Boxster (982)2.0
225 hp/t
168 kW/t
4.5 kg/hp
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
BMW2 Series Convertible (F23)M240i
211 hp/t
157 kW/t
4.8 kg/hp
8.3 L/100 km
28.3 mpg US
34.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche718 Boxster (982)2.0BMW2 Series Convertible (F23)M240i
Power
300 hp
224 kW
340 hp
254 kW
Torque
380 Nm
280 lb-ft
500 Nm
369 lb-ft
Acceleration
5.1 s
4.9 s
Top speed
Unrestricted
285 km/h177 mph
Restricted
275 km/h171 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,335 kg
2,943 lb
1,615 kg
3,560 lb
Fuel consumption
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
8.3 L/100 km
28.3 mpg US
34.0 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
275 L
9.7 cu ft
Length
4,379 mm
172.4 in
Height
1,281 mm
50.4 in
Doors/seats
2 doors
4 seats
Trunk
280 L
9.9 cu ft
Length
4,454 mm
175.4 in
Height
1,403 mm
55.2 in
Range score
730 km
453 mi
627 km
389 mi
CO2 score
168 g/km
189 g/km
Trunk score
275 L
9.7 cu ft
280 L
9.9 cu ft
Power-to-weight score
225 hp/t
168 kW/t
4.5 kg/hp
211 hp/t
157 kW/t
4.8 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

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

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
VehiclePorsche 718 Boxster (982) 2.0BMW 2 Series Convertible (F23) M240i
Consumption7.4 L/100 km31.8 mpg US38.2 mpg UK8.3 L/100 km28.3 mpg US34 mpg UK
Cost / 100 km12.95 LC100 km14.53 LC100 km
Cost / 100 mi20.84 LC100 mi23.38 LC100 mi
Annual fuel used1,110 L293 US gal244 UK gal1,245 L329 US gal274 UK gal
Annual fuel cost1,943 LC/year2,179 LC/year

Head-to-head comparisons

Porsche 718 Boxster (982) 2.0

  • Is 280 kg lighter
  • Has 25 km/h (16 mph) higher top speed
  • Uses 0.9 L/100 km less fuel
  • Has 14 hp/t better power-to-weight
  • Has 103 km (64 mi) more estimated range
  • Emits 21 g/km less CO2

Pros

  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Smallest trunk

BMW 2 Series Convertible (F23) M240i

  • Has 40 hp more
  • Has 120 Nm more
  • Is 0.2 s quicker from 0-100 km/h
  • Has 5 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Most powerful
  • Highest torque
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 718 Boxster (982) 2.0
BMW 2 Series Convertible (F23) M240i
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