Where each one leads
BMW M2
- New BMW M2 cars registered in Europe in 2022 average 186 g/km of CO₂ on the WLTP test, against 241 for the Porsche 911 Carrera S in 2022.
- Measured by the cars' own fuel meters, the petrol BMW M2 uses 12.0 l/100 km on the road, the Porsche 911 Carrera S 12.5.
Porsche 911 Carrera S
- On Canada's official test the most frugal 2025 Porsche 911 Carrera S uses 11.4 l/100 km, the 2026 BMW M2 12.5.
Only measures that do not depend on how many cars were sold: pass and failure rates against cars of the same age, ratings, fuel use and CO₂. How we compare
At a glance
| BMW M2 | Porsche 911 Carrera S | |
|---|---|---|
| Model years in the US safety record | 2016–2024 | 2005–2023 |
| New cars registered in Europe | 32,347 (2015–2022) | 24,829 (2010–2022) |
| Licensed in the United Kingdom | 24,433 | — |
| On the road in the Netherlands | 715 | — |
| In traffic in Finland | — | 129 |
EEA new-car registrations (CC BY 4.0) · DVLA licensed vehicles (OGL v3.0) · RDW (CC0) · Traficom (CC BY 4.0) · generations: Wikidata (CC0).
Reliability and problems
| BMW M2 | Porsche 911 Carrera S | |
|---|---|---|
| UK MOT first-time pass rate | 89% | — |
| … against cars of the same age | +8% | — |
| New York safety inspections failed | 0.7% | — |
| … against cars of the same year | −33% | — |
| Illogical odometer records (NL) | 2.9% | — |
| US owner complaints | 30 | 6 |
| Most complaints about | Exterior lighting | Wheels |
| Model year with most complaints | 2017 (17) | 2006 (2) |
| US recall campaigns | 6 | 5 |
| Manufacturer service bulletins | 508 | 2,940 |
Complaint, recall and bulletin counts grow with the number of cars sold and are not adjusted for it. UK MOT: DVSA anonymised MOT results (OGL v3.0); New York: DMV inspections; complaints, recalls, bulletins and investigations: NHTSA (public domain); odometer: RDW (CC0).
Fuel, emissions and price
| BMW M2 | Porsche 911 Carrera S | |
|---|---|---|
| Official combined fuel use, Canada | 12.5 l/100 km (2026) | 11.4 l/100 km (2025) |
| Real-world use in Europe, petrol | 12.0 l/100 km | 12.5 l/100 km |
| Official CO₂ of new cars in Europe | 186 g/km | 241 g/km |
| Average power of new cars in Europe | 266 kW (357 hp) | 331 kW (444 hp) |
| Average mass in running order | 1,734 kg | 1,619 kg |
| Dutch list price when new (median) | €105,775 | — |
| Average odometer in Finland | — | 92,000 km |
Canada: NRCan Fuel Consumption Ratings, most frugal version of the latest year (OGL Canada). Europe: EEA monitoring of new-car CO₂ and on-board fuel meters (OBFCM), CC BY 4.0. Price: RDW catalogue price (CC0). Finland: Traficom (CC BY 4.0).