42/100
2020Midsize CarsPremium

2020 Buick Regal AWD

EPA ID: 41558
21
City MPG
24
Combined MPG
24MPG· Average
29
Highway MPG

Fuel Economy Overview

The 2020 Buick Regal AWD achieves an EPA-estimated 24 MPG in combined city and highway driving, with 21 MPG in the city and 29 MPG on the highway. Powered by a 2L 4-cylinder turbocharged engine paired with a automatic (s8), this midsize cars features All-Wheel Drive drive.

In terms of environmental impact, the 2020 Regal AWD produces approximately 365 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 Regal AWD performs better than the national average in this regard.

The estimated annual fuel cost for this vehicle is $2,900, based on 15,000 miles of driving per year and current national average fuel prices. Compared to the average new vehicle, you would save $3,750 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 ClassMidsize Cars
Fuel TypePremium
Engine2L 4-cyl
AspirationTurbocharged
TransmissionAutomatic (S8)
Drive TypeAll-Wheel Drive

Green Scorecard

CO2 Emissions365 g/mi
Start-Stop SystemNot Equipped
GHG Score5/10
Smog RatingN/A
Est. Annual Cost$2,900
5-Year Cost DeltaSave $3,750

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
24.0
Impact vs EPA
+$2
/ 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
$599/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
$16,000
44.5%
Fuel & Electricity
Based on National Average rates ($3.50/gal)
$10,938
30.4%
Estimated Insurance
Based on vehicle class risk profile
$8,600
23.9%
State Registration Fees
Based on National Average DMV base rates
$400
1.1%
Total 5-Year Cost$35,938

Recall Intelligence

Campaign #22V465000·2022-09-16
critical
Component: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:ELECTRIC:CONTROL MODULE:SOFTWARE

General Motors, LLC (GM) is recalling certain 2018-2020 Buick Regal vehicles. In the event of a vacuum-power brake assist failure, a software error in the electronic brake control module (EBCM) may result in a loss of power brake assist. As such, these vehicles fail to conform to Federal Motor Vehicle Safety Standard No. 135, "Light vehicle brake systems."

Consequence & Remedy

Consequence: A loss of power brake assist can extend the distance required to stop the vehicle, increasing the risk of a crash.

Remedy: Dealers will update the EBCM software, free of charge. Interim owner notification letters advising owners of the safety risk were mailed on August 19, 2022. Owner notification letters were mailed September 16, 2022. Owners may contact Buick's customer service at 1-800-521-7300.

Campaign #19V762000·2020-02-20
critical
Component: SEATS

General Motors LLC (GM) is recalling certain 2019-2020 Buick Regal vehicles. The driver or passenger front seat frames may have a lower crossbar that was improperly welded.

Consequence & Remedy

Consequence: Seats with improper welds may not provide adequate protection in the event of a crash, increasing the risk of an injury.

Remedy: GM will notify owners, and dealers will inspect the crossbar welds on the front seats. If the crossbar is improperly welded, the seat back frame will be replaced, free of charge. Interim notices informing owners of the safety risk were mailed November 26, 2019. Owners received a second notice and the recall began February 20, 2020. Owners may contact Buick customer service at 1-800-521-7300. GM's number for this recall is N192278300.

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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 Buick Regal AWD configurations.

View Model History

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Fuel Cost Analysis

Annual Fuel Cost$2,900
vs. Avg Vehicle (5 yrs)Save $3,750

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

Efficiency Breakdown

City21 MPG
Highway29 MPG
Combined24 MPG

Estimated Lifetime Carbon Footprint

(Based on 200,000 miles driven)

73.0 metric tons CO₂
Equivalent To:
🌳 90 tree seedlings grown for 10 yrs
✈️ 6.1 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.