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Over a standing quarter mile on dry asphalt, the BMW M3 G80 gets there in 12.20 s — 0.79 s ahead of the BMW X3 M40i G01.
Watch the run in full — then change the surface, the weather or the distance and run it again.
| Standing start | BMW M3 G80 | BMW X3 M40i G01 |
|---|---|---|
| 0–60 mph | 3.96 s | 4.36 s |
| 0–100 mph | 8.86 s | 11.69 s |
| 60 ft | 2.03 s | 1.88 s |
| 1/8 mile | 7.99 s | 8.27 s |
| 1/4 mile | 12.20 s | 12.99 s |
| Trap speed | 117.7 mph | 103.9 mph |
Each car is trimmed to its own published figures — 9/10 for the BMW M3 G80, 10/10 for the BMW X3 M40i G01 — so a heavier car can still be the quicker one if that is what it tests.
| Specification | BMW M3 G80 | BMW X3 M40i G01 |
|---|---|---|
| Year | 2021 | 2017 |
| Power | 473 bhp | 355 bhp |
| Kerb mass | 1,705 kg | 1,810 kg |
| Power to weight | 278 bhp/t | 196 bhp/t |
| Drivetrain | Rear drive | All-wheel drive |
| Engine | Turbocharged | Turbocharged |