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  • SpecsBoxster · 230i

Porsche Boxster vs BMW 230i Convertible F22: which is truly faster?

Simulated drag race 0 → 1,000 m in real time. Synchronised speed counters and stopwatch. Physics calibration on 7 manufacturer measurements.

sports car · 2010 vs 2018 · Methodology
PorschePetrolFaster

Boxster

259 hp · 290 Nm · 1,365 kg · 2010

VS
BMWPetrol

230i Convertible F22

252 hp · 350 Nm · 1,575 kg · 2018

Result · 0–100 km/h

APorsche Boxster

5.71 s

Gap0.15 sin favour of Boxster
BBMW 230i Convertible F22

5.86 s

Summary · Caralogy simulation
MeasureBoxster230i Convertible F22Gap
0–100 km/h5.71 s5.86 s0.15 s · Boxster
400 m standing start13.89 s14.21 s0.32 s · Boxster
1,000 m standing start25.03 s26.01 s0.98 s · Boxster
Top speed (electronically limited)261 km/h250 km/h11 km/h · Boxster
Power-to-weight ratio5.27 kg/hp6.25 kg/hpbetter ratio · Boxster

Watch the race

Standing-start drag race, calibrated on manufacturer splits. The gap shows at each stage.

PorschePetrolBoxster
Speed
0km/h
Timer
0,00s
Distance
0m
BMWPetrol230i Convertible F22
Speed
0km/h
Timer
0,00s
Distance
0m
100 m
200 m
300 m
400 m
500 m
600 m
700 m
800 m
900 m
1000 m
0m → 1000m
Gap0m

Stage-by-stage comparison

Simulated performance at each stage. Best value in bold.
StageBoxster230i Convertible F22
0–30 km/h1.50 s1.38 s · tight gap
0–50 km/h2.44 s2.29 s · tight gap
0–80 km/h4.24 s4.18 s · tight gap
0–100 km/h5.71 s5.86 s
0–120 km/h7.60 s8.10 s
0–160 km/h12.65 s14.44 s
0–200 km/h20.75 s24.93 s
400 m standing start13.89 s14.21 s
1,000 m standing start25.03 s26.01 s
Top speed limited261 km/h250 km/h

Parameters and assumptions

Simulation

Start
Standing, straight line
Surface
Dry asphalt, 23°C
Wind
None
Driver
1 person, 75 kg

Calibration

Splits
0–100, 0–200 manufacturer
Power curve
Real measurement (Caralogy)
VMax
Manufacturer limited
Transmission
Losses integrated in model

Physics model calibrated on manufacturer splits. The limited top speed is not the real aerodynamic top speed of the vehicles.

Under the bonnet

Manufacturer technical specifications. The power-to-weight ratio is the key physical factor in a drag race.

Porsche

Boxster

5,27kg/hpratio better by 0,98 kg/hp
CharacteristicValueDetail
Power259 hpB6
Torque290 Nm
Weight1 365 kgmanufacturer kerb weight
DrivetrainPropulsion
GearboxDUAL_CLUTCH
BMW

230i Convertible F22

6,25kg/hpcompensated by −210 kg
CharacteristicValueDetail
Power252 hp4 cyl
Torque350 Nm
Weight1 575 kgmanufacturer kerb weight
Drivetrain-
Gearbox8-speed Steptronic

The start: 0 to 100 km/h

Off the line, the Boxster hits 100 km/h in 5.71 s versus 5.86 s for the 230i Convertible. Despite the faster sprint time, the 230i Convertible is 2 m further along the track at this moment: stronger low-speed acceleration offsets a slower run beyond 100 km/h.

From 100 km/h to 400 metres

At 200 metres, the Boxster is doing 134 km/h against 129 km/h for the 230i Convertible. The gap is 0.07 s. The gap remains stable from the start.

At 400 metres standing start, the Boxster crosses the line in 13.88 s versus 14.21 s. The 0.33 s gap represents roughly 14 m of track - two to three car lengths.

Beyond 400 metres: top speed comes into play

Past 400 metres, the Boxster continues to build its lead. At 600 metres, it runs at 189 km/h versus 178 km/h. At 1,000 metres, the Boxster finishes in 25.03 s versus 26.01 s, with a 0.98 s lead. Both vehicles have similar top speeds (261 vs 250 (i.e. 155 mph - industry threshold) km/h), preventing any comeback.

What the numbers don’t tell you

Both rivals are electronically governed, but not at the same level: the Boxster is capped at 261 km/h, the 230i Convertible at 250 (i.e. 155 mph - industry threshold) km/h. This isn’t a physical engine limit - it’s a manufacturer choice, usually for tyre safety or homologation reasons. Neither car reaches its true aerodynamic top speed.

With two combustion powertrains, the difference comes down to power-to-weight ratio (5.27 kg/hp vs 6.25 kg/hp) and transmission (Automatic vs Automatic).

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 9.32 seconds. The 0.15 s difference in 0 to 100 km/h is mostly felt in motorway merging and overtaking.

Compare with other alternatives

Swap one of the two models to explore an equivalent duel in the same segment.

Instead of 230i Convertible F22
BMW Z4 sDrive30iBMW Z4 sDrive20iBMW Z4 sDrive20i

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Frequently asked questions

Over 0–100 km/h, Boxster wins (5,71 s vs 5,86 s).

Boxster goes from 0 to 100 km/h in 5,71 seconds (calibrated simulation).

Boxster: 259 hp, ratio 5,27 kg/hp. 230i Convertible F22: 252 hp, ratio 6,25 kg/hp.

Boxster: 261 km/h. 230i Convertible F22: 250 km/h.