Where each one leads
Audi A7
- On Canada's official test the most frugal 2025 Audi A7 uses 9.6 l/100 km, the 2026 Porsche Panamera 4 11.4.
Porsche Panamera 4
- New Porsche Panamera 4 cars registered in Europe in 2022 average 72 g/km of CO₂ on the WLTP test, against 152 for the Audi A7 in 2022.
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
| Audi A7 | Porsche Panamera 4 | |
|---|---|---|
| Model years in the US safety record | 2007–2025 | 2011–2024 |
| New cars registered in Europe | 87,862 (2010–2022) | 8,308 (2010–2022) |
| Licensed in the United Kingdom | 16,712 | — |
| On the road in the Netherlands | 2,151 | — |
| In traffic in Finland | 1,176 | — |
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
| Audi A7 | Porsche Panamera 4 | |
|---|---|---|
| UK MOT first-time pass rate | 84% | — |
| … against cars of the same age | +12% | — |
| New York safety inspections failed | 0.9% | — |
| … against cars of the same year | −50% | — |
| Illogical odometer records (NL) | 5.4% | — |
| US owner complaints | 138 | 2 |
| Most complaints about | Electrical system | Vehicle speed control |
| Model year with most complaints | 2019 (43) | 2011 (2) |
| US recall campaigns | 24 | 9 |
| Manufacturer service bulletins | 12,858 | 2,714 |
| NHTSA defect investigations | — | 2 |
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
| Audi A7 | Porsche Panamera 4 | |
|---|---|---|
| Official combined fuel use, Canada | 9.6 l/100 km (2025) | 11.4 l/100 km (2026) |
| Real-world use in Europe, diesel hybrid | 7.6 l/100 km | — |
| Real-world use in Europe, petrol hybrid | 9.9 l/100 km | — |
| Real-world use in Europe, petrol | — | 11.8 l/100 km |
| Official CO₂ of new cars in Europe | 152 g/km | 72 g/km |
| Average power of new cars in Europe | 193 kW (258 hp) | 243 kW (326 hp) |
| Average mass in running order | 1,919 kg | 2,267 kg |
| Dutch list price when new (median) | €97,967 | — |
| Average odometer in Finland | 203,000 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).