The short answer
Based on available data, the Ford Fusion comes out ahead of the Mazda 6 on power. Check the specs table and owner sentiment below for the full comparison before deciding between the two. Both are covered by real owner reports on CarWizz.
Overall
Sentiment is mixed and heavily dependent on the specific powertrain and generation. The Fusion is widely praised for its value proposition, offering a comfortable, quiet, and refined ride with a well-equipped interior at a price point often significantly lower than Japanese competitors like the Toyota Camry or Honda Accord. Long-term owner reports frequently highlight satisfaction with the vehicle's driving dynamics, comfort for long commutes, and overall build quality when purchased used at a good price.
Known issues
Overall
Sentiment is broadly positive, with the Mazda 6 consistently praised for its reliability, longevity, and driving dynamics. Long-term owner reports frequently highlight the vehicle's ability to reach high mileages (e.g., 250,000 miles, 377,000 miles) with minimal major issues when properly maintained. The car is commended for its handsome design, well-regarded interior quality in its class, and a driving experience often described as more engaging than key competitors like the Toyota Camry and Honda Accord.
Best version to buy
Insufficient owner data available to declare a single "best" trim or version across all generations. Feedback is divided by powertrain preference.
Known issues
The verdict
The Ford Fusion is the better choice for most buyers.
It has more power on its best-equipped version than the Mazda 6, based on the data above. If efficiency matters more to you than outright power, the Mazda 6 is worth a closer look instead.
Common problems by model year
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Owner reports show similar reliability sentiment for the Ford Fusion and the Mazda 6. Check the known issues listed above for specific differences between the two.
Data on family-specific factors like cargo space is limited for one or both models, but based on available reports, both are positioned as practical daily drivers. Check the specs table above for seating and body type.
The EPA rates the 2020 Ford Fusion at 23–42 mpg combined and the 2021 Mazda 6 at 26–29 mpg, depending on the version.
Exact maintenance costs aren't in our data, but owner reports mention cost-related concerns more often for the Mazda 6 than the Ford Fusion. See the known issues comparison above.