Where each one leads
Mazda Mazda6
Ahead on none of the like-for-like measures.
Toyota Prius Prime
Ahead on none of the like-for-like measures.
Too close to call: NHTSA overall safety rating.
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
| Mazda Mazda6 | Toyota Prius Prime | |
|---|---|---|
| Model years in the US safety record | 2002–2021 | 2017–2025 |
| New cars registered in Europe | 272,273 (2010–2022) | — |
| Licensed in the United Kingdom | 53,164 | — |
| On the road in the Netherlands | 13,428 | — |
| In traffic in Finland | 14,224 | — |
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
| Mazda Mazda6 | Toyota Prius Prime | |
|---|---|---|
| UK MOT first-time pass rate | 70% | — |
| … against cars of the same age | average | — |
| Illogical odometer records (NL) | 2.8% | — |
| US owner complaints | 2,234 | 122 |
| Most complaints about | Air bags | Electrical system |
| Model year with most complaints | 2009 (386) | 2017 (42) |
| US recall campaigns | 28 | 6 |
| Manufacturer service bulletins | 6,185 | 772 |
| NHTSA defect investigations | 22 | 6 |
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
| Mazda Mazda6 | Toyota Prius Prime | |
|---|---|---|
| NHTSA overall rating | 5★ (2021) | 5★ (2024) |
NHTSA New Car Assessment Program, most recent rated model year (public domain).
Fuel, emissions and price
| Mazda Mazda6 | Toyota Prius Prime | |
|---|---|---|
| Official combined fuel use, Canada | 8.0 l/100 km (2021) | — |
| Real-world use in Europe, petrol | 7.9 l/100 km | — |
| Official CO₂ of new cars in Europe | 164 g/km | — |
| Average power of new cars in Europe | 130 kW (174 hp) | — |
| Average mass in running order | 1,521 kg | — |
| Dutch list price when new (median) | €37,045 | — |
| Average odometer in Finland | 230,000 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).