Over 0–100 km/h, 128ti F40 wins (6,22 s vs 7,13 s).
Performance comparison
Simulated drag race 0 → 1,000 m in real time. Synchronised speed counters and stopwatch. Physics calibration on 7 manufacturer measurements.
Simulation
Calibration
Physics model calibrated on manufacturer splits. The limited top speed is not the real aerodynamic top speed of the vehicles.
| 128ti F40 | 120d xDrive F40 | |
|---|---|---|
| 0–100 km/h | 6,22 s−0,91 s | 7,13 s |
| 400 m standing start | 14,31 s−0,90 s | 15,21 s |
| 1,000 m standing start | 25,38 s−2,62 s | 28,00 s |
| Top speed (electronically limited) | 250 km/h+22 km/h | 228 km/h |
| Power-to-weight ratio | 5,45 kg/hpbetter ratio | 7,97 kg/hp |
Standing-start drag race, calibrated on manufacturer splits. The gap shows at each stage.
Simulated performance at each stage. Winner in green.
| Palier | 128ti F40 | 120d xDrive F40 |
|---|---|---|
| 0–30 km/h | 1,88 s | 1,50 s |
| 0–50 km/h | 3,14 s | 2,54 s |
| 0–80 km/h | 4,86 s | 4,93 stight gap |
| 0–100 km/h | 6,22 s | 7,13 s |
| 0–120 km/h | 7,95 s | 9,98 s |
| 0–160 km/h | 12,77 s | 18,51 s |
| 0–200 km/h | 20,72 s | 35,95 s |
| 400 m standing start | 14,31 s | 15,21 s |
| 1,000 m standing start | 25,38 s | 28,00 s |
| Top speed limited | 250 km/h | 228 km/h |
Manufacturer technical specifications. The power-to-weight ratio is the key physical factor in a drag race.
| Characteristic | Value | Detail |
|---|---|---|
| Power | 265 hp | 4 cyl |
| Torque | 400 Nm | |
| Weight | 1 445 kg | manufacturer kerb weight |
| Drivetrain | Traction | |
| Gearbox | Eight-speed Steptronic Sport transmission |
| Characteristic | Value | Detail |
|---|---|---|
| Power | 190 hp | 4 cyl |
| Torque | 400 Nm | |
| Weight | 1 515 kg | manufacturer kerb weight |
| Drivetrain | Integrale (AWD) | |
| Gearbox | 8-speed Steptronic transmission |
Off the line, the Bmw 128ti hits 100 km/h in 6.22 s versus 7.13 s for the Bmw 120d xDrive. Despite the faster sprint time, the Bmw 120d xDrive is 6 m further along the track at this moment: stronger low-speed acceleration offsets a slower run beyond 100 km/h.
At 200 metres, the Bmw 128ti is doing 136 km/h against 119 km/h for the Bmw 120d xDrive. The gap is 0.21 s. The challenger starts to claw back ground.
At 400 metres standing start, the Bmw 128ti crosses the line in 14.31 s versus 15.21 s. The 0.90 s gap represents roughly 36 m of track - a gap visible to the naked eye.
Past 400 metres, the Bmw 128ti continues to build its lead. At 600 metres, it runs at 190 km/h versus 164 km/h. At 1,000 metres, the Bmw 128ti finishes in 25.37 s versus 27.99 s, with a 2.62 s lead.
The Bmw 120d xDrive features all-wheel drive (AWD) against the Bmw 128ti’s FWD. At low speeds (0-30, 0-50, 0-80 km/h), AWD doubles the driven contact area: all four wheels transmit torque to the road, virtually eliminating wheelspin at launch. This traction advantage is decisive in the range where the motor delivers peak torque, before power and aerodynamics take over.
Both rivals are electronically governed, but not at the same level: the Bmw 128ti is capped at 250 (i.e. 155 mph - industry threshold) km/h, the Bmw 120d xDrive at 230 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 (5.45 kg/hp vs 7.97 kg/hp) and transmission (Automatic vs Automatic).
In European road use (130 km/h max), both vehicles reach the legal speed limit in under 11.69 seconds. The 0.91 s difference in 0 to 100 km/h is mostly felt in motorway merging and overtaking.
Swap one of the two models to explore an equivalent duel in the same segment.
Over 0–100 km/h, 128ti F40 wins (6,22 s vs 7,13 s).
128ti F40 goes from 0 to 100 km/h in 6,22 seconds (calibrated simulation).
128ti F40: 265 hp, ratio 5,45 kg/hp. 120d xDrive F40: 190 hp, ratio 7,97 kg/hp.
128ti F40: 250 km/h. 120d xDrive F40: 228 km/h.