Bmw M4 Coupe F82 vs Porsche 911 Carrera 4 991.2 : which one is faster?
0-100 km/h, 400 m, 1000 m, top speed — physics simulation calibrated on 7 measures.
Simulation de performance
Race simulation at real speed
CONFIDENCE 91%Reading the duel
At 400 m, Porsche 911 Carrera 4 leads by 0.02 s. At 1 000 m, Bmw M4 Coupe takes the lead by 0.25 s.
Calibrated physics simulation: SCx via VMax, power curves, Crr via WLTP, drivetrain losses. Manufacturer 0-100 is the calibration target. Confidence 91 %.
Bmw M4 Coupe vs 911 Carrera 4: chronicle of a drag race at 286 km/h
The launch: 0 to 100 km/h
Off the line, the 911 Carrera 4 hits 100 km/h in 4.16 s versus 4.38 s for the Bmw M4 Coupe. At this point, the 911 Carrera 4 leads by 0.21 s and sits roughly 5 m ahead.
From 100 km/h to 400 metres
At 200 metres, the 911 Carrera 4 is doing 155 km/h against 157 km/h for the Bmw M4 Coupe. The gap is 0.13 s. The gap remains stable from the start.
At 400 metres standing start, the 911 Carrera 4 crosses the line in 12.19 s versus 12.21 s. The 0.02 s gap represents roughly 1 m of track
Beyond 400 metres: top speed comes into play
Past 400 metres, the situation changes. The Bmw M4 Coupe maxes out at 250 km/h while the 911 Carrera 4 keeps accelerating towards 286 km/h. At 600 metres, the gap has dropped to 0.06 s.
Around 454 metres, both vehicles are level. This is the inversion point: the Bmw M4 Coupe overcomes its launch deficit thanks to a 36 km/h higher top speed.
At 1,000 metres, the Bmw M4 Coupe finishes in 21.75 s versus 22.00 s. The 0.25 s delta shows an extremely tight race.
What the numbers don’t tell you
Both rivals are electronically governed, but not at the same level: the Bmw M4 Coupe is capped at 250 km/h, the 911 Carrera 4 at 291 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 (3.64 kg/hp vs 3.95 kg/hp) and transmission (Automatic vs Automatic).
In European road use (130 km/h max), both vehicles reach the legal speed limit in under 6.11 seconds. The 0.21 s difference in 0 to 100 km/h is mostly felt in motorway merging and overtaking.
Bmw M4 Coupe and Porsche 911 Carrera 4 are virtually tied to 100 km/h. The gap is under a tenth of a second — only the physics engine can settle it step by step.