26 MPG combined for the 2025 Ford Mustang 2.3L 4-cylinder states a fact for the modern enthusiast. This efficiency rating places America’s iconic pony car firmly in a performance-per-gallon sweet spot, particularly for an individual who craves the Mustang’s undeniable style and driving dynamics, but isn’t prepared to shoulder the running costs associated with its larger V8 sibling. This is a car for the daily driver who wants to make a statement without constant trips to the pump, the urban dweller who appreciates the manageable power delivery, and the younger buyer for whom every dollar counts. It’s a Mustang, yes, but one that’s grown up regarding practicality, refusing to sacrifice an ounce of its inherent charisma in the process.

City and highway performance

Looking at the numbers, the 2025 Mustang’s 22 MPG in the city is a respectable figure. For a vehicle with significant curb appeal and a performance-oriented chassis, navigating stop-and-go traffic or darting through urban environments without feeling like you’re burning through cash is a critical factor. This isn’t a subdued commuter car; it still demands attention and delivers a noticeable growl even from its four-cylinder engine. Buyers selecting this powertrain aren’t looking for hypermiling results, but they expect reasonable efficiency when the pace slows, and the EcoBoost delivers. The true standout, however, is the 33 MPG on the highway. This is where the 10-speed automatic transmission truly shines. Its wide gear ratios allow the 2.3L engine to settle into an incredibly relaxed cruising RPM, transforming the Mustang into a surprisingly competent road-trip machine. Long stretches of open road become less about fuel stops and more about enjoying the drive, a crucial selling point for those who want their Mustang to be more than just a weekend toy. This balance of city usability and highway prowess is precisely why the 2.3L Mustang finds its niche.

Annual fuel cost

The EPA estimates an annual fuel cost of $1,700 for the 2025 Ford Mustang 2.3L 4-cylinder. This figure is derived from an assumption of 15,000 miles driven per year at projected national average fuel prices, considering the vehicle’s specific city and highway MPG ratings. For many prospective buyers, this $1,700 annual outlay is a significant factor in their purchasing decision. It clearly demonstrates that owning a new Mustang doesn’t necessarily mean incurring the premium fuel expenses traditionally associated with sports cars. This predictable and relatively modest fuel expenditure allows more budget flexibility for other aspects of vehicle ownership or simply reduces the overall financial burden. Understanding this estimated annual cost allows buyers to properly budget and appreciate the genuine efficiency gains offered by the EcoBoost powertrain compared to more thirsty alternatives.

Real-world expectations

In real-world driving, owners of the 2025 Mustang 2.3L can expect to closely match the EPA’s combined 26 MPG, often exceeding the highway figure with careful driving. The 10-speed automatic is particularly adept at optimizing fuel use; it’s constantly searching for the most efficient gear, which is noticeable in its smooth, almost imperceptible shifts during casual driving. Aggressive driving, naturally, will see those numbers dip. The EcoBoost engine, while capable of impressive performance, will consume more fuel when pushed hard through its rev range. Mustang buyers, however, are typically conscious of their driving style. Those who opt for the 2.3L are often mature enthusiasts who appreciate the power on tap but aren’t constantly extracting maximum performance. This balanced approach to driving, combined with the efficiency inherent in the powertrain, means the EPA figures aren’t just theoretical; they are genuinely achievable for the typical owner of this specific Mustang variant. For a deeper dive into all Ford fuel economy data, you’ll find comprehensive information there.

How it compares

Comparing the 2025 Mustang 2.3L’s fuel economy against its targeted cohort reveals its strength. Take, for instance, the Chevrolet Camaro 2.0L Turbo, a direct rival. The automatic Camaro 2.0L consistently posts around 25 MPG combined (22 city, 30 highway), making the Mustang’s 26 MPG combined a slight but measurable advantage. The Mustang also offers a more modern interior and a distinctly refreshed exterior design. Alternatively, if a buyer considers something like a Toyota GR86 or Subaru BRZ, which are lauded for their efficiency, they’d see closer to 24 MPG combined (20 city, 27 highway). While the GR86/BRZ offer a different, lighter driving experience, they can’t match the Mustang’s raw power output from its turbocharged four-cylinder. Even looking at a compact luxury sports sedan like a BMW 230i Coupe, an automatic version typically achieves around 28 MPG combined (24 city, 32 highway). While slightly more efficient, the BMW comes with a significantly higher price tag and a distinctly different brand identity. The Mustang thus perfectly positions itself as a performance car that doesn’t demand a punitive fuel budget, offering a blend of power, style, and practicality that its direct competitors struggle to fully replicate. Explore MUSTANG MPG across all years for a complete historical perspective.

Tips to maximize efficiency

Maintaining consistent throttle input is one of the most effective ways to ensure your 2.3L Mustang achieves its best fuel economy. Avoid sudden acceleration and braking, letting the turbocharger spool up smoothly rather than kicking down abruptly. The 10-speed automatic is designed to find the optimal gear for efficiency, and smooth inputs allow it to operate as intended.

Keep an eye on your tire pressure. Proper inflation reduces rolling resistance, directly translating to better fuel numbers. Given the Mustang’s performance tires, maintaining the correct pressure also ensures optimal handling and safety, especially important for a car with its dynamic capabilities.

Use the Mustang’s selectable drive modes. While not as dramatic as in the V8 models, “Normal” or “EcoBoost” (if available through custom settings) mode will soften throttle response and optimize shift points for fuel efficiency, which is perfect for daily commuting or highway cruising.

Plan your routes in advance to minimize unnecessary idling and stop-and-go traffic. The 2.3L engine, like any turbocharged unit, is less efficient during extended idling, and avoiding congested areas can significantly impact your city MPG.

Consider the use of premium fuel, even if not strictly required by the manufacturer for this specific engine. While it won’t drastically alter MPG, higher octane can ensure the engine operates at peak efficiency, especially in warmer climates or under higher load, potentially contributing to slightly better overall economy and engine longevity.