When comparing the BMW Z4's and the Mazda MX-5 Miata's specifications and ratings, the BMW Z4 has the advantage in the areas of reliability and base engine power. The Mazda MX-5 Miata has the advantage in the areas of new vehicle base pricing, typical lower range of pricing for one- to five-year-old used cars, and fuel efficiency, resale value and overall quality score. Based on this comparison of the BMW Z4's and the Mazda MX-5 Miata's specifications and ratings, the Mazda MX-5 Miata is a better car than the BMW Z4.
BMW Z4 vs. Mazda MX-5 Miata Pricing
A used 2023 BMW Z4 ranges from $51,049 to $74,261 while a used 2023 Mazda MX-5 Miata is priced between $28,995 to $36,879. For a new model, the BMW Z4's price is between $56,978 and $75,190, with the Mazda MX-5 Miata priced between $31,490 and $37,897.
BMW Z4 vs. Mazda MX-5 Miata Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the BMW Z4 loses 44.4 percent of its value and the Mazda MX-5 Miata loses 31.2 percent of its value. This means the Mazda MX-5 Miata retains 13.1 percentage points more of its value and has the advantage of higher resale value versus the BMW Z4.
BMW Z4 vs. Mazda MX-5 Miata Quality Rating
The iSeeCars Overall Quality rating for the BMW Z4 is 7.6 out of 10 while the Mazda MX-5 Miata's quality rating is 7.6 out of 10. This results in the BMW Z4 being ranked 10 out of 26 Best Luxury Convertibles and the Mazda MX-5 Miata being ranked 1 out of 9 Best Convertibles.
BMW Z4 vs. Mazda MX-5 Miata Reliability Rating
iSeeCars’ Reliability Rating for the BMW Z4 is 8.1 out of 10. For the Mazda MX-5 Miata the reliability rating is 8.1 out of 10. This gives the BMW Z4 a slight advantage in reliability compared to the Mazda MX-5 Miata.
Engine Power and Fuel Efficiency Comparison
For engine performance, the BMW Z4’s base engine makes 255 horsepower, and the Mazda MX-5 Miata base engine makes 181 horsepower. The Z4 is rated to deliver an average of 28 miles per gallon, with a highway range of 452 miles. The MX-5 Miata is rated to deliver an average of 29 miles per gallon, with a highway range of 405 miles.This gives the Mazda MX-5 Miata the advantage in fuel efficiency and the BMW Z4 the advantage in maximum range. Both models use premium unleaded.