Where each one leads
Acura RDX
- Against cars of the same year, the Acura RDX comes out better in New York safety inspections (fails 48% less often than average) than the Chevrolet HHR (fails 19% more often than average).
Chevrolet HHR
- On Canada's official test the most frugal 2011 Chevrolet HHR uses 9.1 l/100 km, the 2026 Acura RDX 9.9.
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
| Acura RDX | Chevrolet HHR | |
|---|---|---|
| Model years in the US safety record | 2007–2026 | 2006–2011 |
| On the road in the Netherlands | — | 194 |
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
| Acura RDX | Chevrolet HHR | |
|---|---|---|
| New York safety inspections failed | 0.7% | 2.9% |
| … against cars of the same year | −48% | +19% |
| Illogical odometer records (NL) | — | 4.7% |
| US owner complaints | 2,175 | 3,574 |
| Most complaints about | Exterior lighting | Steering |
| Model year with most complaints | 2019 (440) | 2006 (1,006) |
| US recall campaigns | 16 | 7 |
| Manufacturer service bulletins | 1,847 | 5,751 |
| NHTSA defect investigations | 5 | 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).
Safety
| Acura RDX | Chevrolet HHR | |
|---|---|---|
| NHTSA overall rating | 5★ (2026) | — |
NHTSA New Car Assessment Program, most recent rated model year (public domain).
Fuel, emissions and price
| Acura RDX | Chevrolet HHR | |
|---|---|---|
| Official combined fuel use, Canada | 9.9 l/100 km (2026) | 9.1 l/100 km (2011) |
| Dutch list price when new (median) | — | €32,087 |
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).