MPGTerminal
47/100
2023Subcompact CarsPremium

2023 BMW 430i Coupe

EPA ID: 45601
25
City MPG
28
Combined MPG
28MPG· Average
34
Highway MPG

Fuel Economy Overview

The 2023 BMW 430i Coupe achieves an EPA-estimated 28 MPG in combined city and highway driving, with 25 MPG in the city and 34 MPG on the highway. Powered by a 2L 4-cylinder turbocharged engine paired with a automatic (s8), this subcompact cars features Rear-Wheel Drive drive.

In terms of environmental impact, the 2023 430i Coupe produces approximately 313 grams of CO2 per mile. This figure is measured under standardized EPA test conditions and represents tailpipe emissions only. For context, the average new vehicle sold in the United States produces approximately 400 grams of CO2 per mile, meaning this 430i Coupe performs better than the national average in this regard.

The estimated annual fuel cost for this vehicle is $2,450, based on 15,000 miles of driving per year and current national average fuel prices. Compared to the average new vehicle, you would save $1,500 over a 5-year period. This calculation accounts for differences in fuel consumption efficiency and provides a practical measure of long-term ownership costs attributable to fuel economy.

Energy DNA

Vehicle ClassSubcompact Cars
Fuel TypePremium
Engine2L 4-cyl
AspirationTurbocharged
TransmissionAutomatic (S8)
Drive TypeRear-Wheel Drive

Green Scorecard

CO2 Emissions313 g/mi
Start-Stop SystemEquipped
GHG Score6/10
Smog RatingN/A
Est. Annual Cost$2,450
5-Year Cost DeltaSave $1,500

Personalized Commute CalculatorEPA defaults to 55% City / 45% Hwy

55% City45% Highway

Adjust the slider to match your daily driving habits. City driving involves stop-and-go traffic under 45mph, while highway driving represents sustained speeds over 55mph.

Your Real MPG
28.4
Impact vs EPA
$-25
/ year
💨

Aerodynamic Speed Penalty

EPA highway tests average roughly 48 mph. Driving at 75 mph increases aerodynamic drag exponentially. Expect your real-world highway fuel economy to drop by roughly 15-20% at interstate speeds.

5-Year Total Cost of Ownership

Estimated Monthly Cost
$607/mo
Includes estimated depreciation, fuel, insurance, and state fees over 5 years. Does not include loan interest.
15,000 mi
Value Depreciation
Est. value lost over 60 months
$17,500
48.1%
Fuel & Electricity
Based on National Average rates ($3.50/gal)
$9,375
25.8%
Estimated Insurance
Based on vehicle class risk profile
$9,125
25.1%
State Registration Fees
Based on National Average DMV base rates
$400
1.1%
Total 5-Year Cost$36,400

Recall Intelligence

Campaign #26V056000·2026-03-27
critical
Component: ELECTRICAL SYSTEM:STARTER ASSEMBLY

BMW of North America, LLC (BMW) is recalling certain 2021-2023 Toyota Supra, 2022-2023 2 Series Coupe, 2021-2024 5 Series (xDrive), 2021-2022 Z4, 2022-2024 4 Series (Gran Coupe), 2021-2024 4 Series (Convertible and xDrive Convertible), 2021-2023 4 Series (Coupe), 2021-2024 3 Series, 2021-2023 X4, 2021-2024 X3 vehicles. Please see the recall report for a complete list of all models. The engine starter may overheat and catch fire due to wear on an internal component.

Consequence & Remedy

Consequence: Fire increases the risk of injury.

Remedy: Dealers will replace the engine starter, free of charge. A letter informing owners of the safety risk was mailed on March 27, 2026. Owners will receive another letter once the remedy is available. Owners may contact BMW customer service at 1-800-525-7417 or Toyota's customer service at 1-800-331-4331. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning March 24, 2026.

Campaign #23V118000·2023-04-10
critical
Component: ELECTRICAL SYSTEM:BODY CONTROL MODULE:SOFTWARE

BMW of North America, LLC (BMW) is recalling certain 2023 330i, 330i xDrive, M340i, M340i xDrive, M3, 330e, 330e xDrive, 430i Convertible, 430i xDrive, M440i, 2022-2023 430i, 430i xDrive, M440i xDrive, i4 eDrive40, and i4 M50 vehicles. During a service visit, a replacement electronic control unit (ECU) may have been installed with incorrect programming, which can cause the automatic door locking (ADL) function to not lock the doors as intended.

Consequence & Remedy

Consequence: Doors that do not lock as intended while the vehicle is in motion may open during a crash, increasing the risk of injury.

Remedy: Dealers will update the ECU software, free of charge. Owner notification letters were mailed April 10, 2023. Owners may contact BMW customer service at 1-800-525-7417.

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Looking for comprehensive historical data?

NHTSA FARS (Fatal Crash History) and broader generational safety trends are aggregated at the model level rather than by specific engine configurations. View the complete historical data profile for all BMW 430i Coupe configurations.

View Model History

Similar 2023 Subcompact Cars Alternatives

2023 BMW 230i xDrive Coupe

2L 4-cyl All-Wheel Drive

28MPG
City: 24Hwy: 34$2,450/yr

2023 BMW 430i Convertible

2L 4-cyl Rear-Wheel Drive

28MPG
City: 25Hwy: 34$2,450/yr

2023 Audi A5 Coupe quattro

2L 4-cyl All-Wheel Drive

27MPG
City: 24Hwy: 32$2,550/yr

2023 BMW 230i Coupe

2L 4-cyl Rear-Wheel Drive

29MPG
City: 26Hwy: 35$2,400/yr

2023 BMW 430i xDrive Convertible

2L 4-cyl All-Wheel Drive

27MPG
City: 23Hwy: 33$2,550/yr

2023 BMW 430i xDrive Coupe

2L 4-cyl All-Wheel Drive

27MPG
City: 23Hwy: 33$2,550/yr

Fuel Cost Analysis

Annual Fuel Cost$2,450
vs. Avg Vehicle (5 yrs)Save $1,500

Based on 15,000 miles/year and current fuel prices.

Efficiency Breakdown

City25 MPG
Highway34 MPG
Combined28 MPG

Estimated Lifetime Carbon Footprint

(Based on 200,000 miles driven)

62.6 metric tons CO₂
Equivalent To:
🌳 77 tree seedlings grown for 10 yrs
✈️ 5.2 cross-country flights/yr

Data Provenance

Data directly from the EPA National Vehicle and Fuel Emissions Laboratory. The combined rating is a weighted average (55% city, 45% highway). For official figures, visit fueleconomy.gov.