Where each one leads
Chevrolet Tahoe
- On Canada's official test the most frugal 2026 Chevrolet Tahoe uses 9.9 l/100 km, the 2026 Porsche Cayenne Turbo GT 13.8.
Porsche Cayenne Turbo GT
Ahead on none of the like-for-like measures.
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
| Chevrolet Tahoe | Porsche Cayenne Turbo GT | |
|---|---|---|
| Model years in the US safety record | 1988–2026 | 2022–2024 |
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
| Chevrolet Tahoe | Porsche Cayenne Turbo GT | |
|---|---|---|
| New York safety inspections failed | 1.0% | — |
| … against cars of the same year | −34% | — |
| US owner complaints | 10,060 | — |
| Most complaints about | Air bags | — |
| Model year with most complaints | 2007 (1,177) | — |
| US recall campaigns | 80 | 1 |
| Manufacturer service bulletins | 29,433 | 549 |
| NHTSA defect investigations | 90 | — |
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).
Safety
| Chevrolet Tahoe | Porsche Cayenne Turbo GT | |
|---|---|---|
| NHTSA overall rating | 5★ (2026) | — |
NHTSA New Car Assessment Program, most recent rated model year (public domain).
Fuel, emissions and price
| Chevrolet Tahoe | Porsche Cayenne Turbo GT | |
|---|---|---|
| Official combined fuel use, Canada | 9.9 l/100 km (2026) | 13.8 l/100 km (2026) |
| Real-world use in Europe, petrol | — | 16.2 l/100 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).