2023 Acura MDX — Full Specifications
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The 2023 Acura MDX is an SUV offered with 2 engines (3L 6-cyl turbo, 3.5L 6-cyl). Its most fuel-efficient configuration returns around 26 mpg (UK) / 22 mpg (US EPA) combined, with 23–26 mpg (UK) across all configurations. Owners often keep a Acura MDX workshop manual to hand for servicing and repairs.
Compared with the 2022 Acura MDX: Fuel economy is essentially unchanged at around 26 mpg (UK) combined. The engine line-up listed by EPA is unchanged.
Full Specifications
| Engine (most efficient) | 3.5L 6-cyl |
|---|---|
| Engine options | 3L 6-cyl turbo · 3.5L 6-cyl |
| Transmission (most efficient) | Automatic (S10) |
| Fuel Type | Premium Gasoline |
| Powertrain | Conventional |
| Drive | Front-Wheel Drive |
| Body Style | SUV |
| Length | 4788 mm |
| Fuel Economy (UK) | 26 combined / 23 urban / 31 extra-urban mpg |
| Fuel Economy (US EPA) | 22 combined / 19 city / 26 highway mpg |
| CO₂ Emissions | 255 g/km |
| EPA Greenhouse Gas Score | 4 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $3,750 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 3 configurations for the 2023 Acura MDX across 2 engines (3L 6-cyl turbo, 3.5L 6-cyl). Combined fuel economy ranges from 19 to 22 mpg (US), or 23 to 26 mpg (UK), depending on engine, transmission and drive. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 3L 6-cyl turbo | Automatic (S10) | All-Wheel Drive | 23 | 19 (17/21) | 295 | $4,350 |
| 3.5L 6-cyl | Automatic (S10) | All-Wheel Drive | 25 | 21 (19/25) | 263 | $3,900 |
| 3.5L 6-cyl | Automatic (S10) | Front-Wheel Drive | 26 | 22 (19/26) | 255 | $3,750 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
Owner Essentials for the 2023 Acura MDX
Running Costs: 2023 Acura MDX
Covering around 8,000 miles a year in a 2023 Acura MDX at 26 mpg combined, expect roughly 1,399 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $3,750 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Planning a road trip? Grab a road trip packing list. Only need this car occasionally? See our buy vs rent comparison.
2023 Acura MDX Safety Ratings (NHTSA)
No NHTSA crash-test rating is on record for this model year. The NHTSA rates only a subset of vehicles each year; you can browse every rated vehicle on our NHTSA Safety Ratings hub.
Recalls & Owner Complaints (NHTSA)
NHTSA lists 3 safety recall campaigns that include the 2023 Acura MDX (as of 6 October 2026). Most affected areas: Air bags (1), Service brakes (1), Fuel system (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Air bags — campaign 26V332000, reported 21 May 2026. Risk: Air bags that deploy unintentionally during a crash increase the risk of injury.
- Service brakes — campaign 25V391000, reported 12 June 2025. Risk: A brake pedal that shifts out of position can prevent the driver from applying the brakes as intended, increasing the risk of a crash or injury.
- Fuel system — campaign 25V031000, reported 23 January 2025. Risk: An engine stall or loss of power can increase the risk of a crash or injury.
Owners have filed 46 complaints with NHTSA about the 2023 Acura MDX. The most-reported areas are Power train (15), Electrical system (8), Forward collision avoidance (7). Complaints include 2 reported crashes, 2 reported injuries. That is well below the median of 92 complaints across the 16 Acura MDX model years in our data.
Used-buyer checklist for the 2023 Acura MDX
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Transmission & drivetrain (15 owner complaints) — On the test drive, watch for hesitation, jerking or slipping between gears and ask for transmission service history.
- Brakes (1 recall campaign · 6 owner complaints) — Brake firmly from speed and look for pulling, vibration or a soft pedal; ask for brake service history.
- Air bags (1 recall campaign) — Confirm any air bag inflator or module recalls were completed — enter the VIN at nhtsa.gov/recalls.
- Fuel system (1 recall campaign) — Ask whether any fuel-pump or fuel-system recalls were completed, and watch for hard starting or stalling.
Source: US NHTSA recall and consumer-complaint databases, retrieved 6 October 2026. Complaints are unverified owner reports, not confirmed defects. Check any vehicle by VIN at nhtsa.gov/recalls, and see our guide to checking a used car for recalls.
How It Compares
How does the Acura MDX compare to similar SUVs? SUVs in our database average around 27 mpg (UK) combined — this model sits close to that average, within 1 mpg. This comparison is based on 1824 SUVs in our dataset.
Acura models in our database average about 29 mpg (UK) combined on their most efficient configuration; the 2023 Acura MDX's 26 mpg is 3 mpg below that make average. Its 255 g/km CO₂ figure is 20 g/km higher than the 235 g/km Acura average.
Of the 16 Acura MDX model years we cover, the 2023 ranks 8th for combined fuel economy on its best configuration (26 mpg UK combined, against a high of 28 mpg). See every Acura MDX year side by side.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2023 Acura MDX
Frequently Asked Questions
What engine does the 2023 Acura MDX have?
EPA lists 2 engines for the 2023 Acura MDX: 3L 6-cyl turbo, 3.5L 6-cyl. The most fuel-efficient configuration pairs the 3.5L 6-cyl with a automatic (s10).
What is the fuel economy of the 2023 Acura MDX?
The most efficient configuration returns around 26 mpg (UK) combined, or 22 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 23 to 26 mpg.
How much does the 2023 Acura MDX cost to fuel per year?
The US EPA estimates about $3,750 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
Does the 2023 Acura MDX have any recalls?
NHTSA lists 3 safety recall campaigns that include the 2023 Acura MDX (as of 6 October 2026). Most affected areas: Air bags (1), Service brakes (1), Fuel system (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
What are the most common problems reported for the 2023 Acura MDX?
Among the 46 owner complaints filed with NHTSA, the most-reported areas are Power train (15 complaints), Electrical system (8 complaints), Forward collision avoidance (7 complaints). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
Is the Acura MDX's fuel economy good for an SUV?
It returns around 26 mpg (UK) combined, against a same-body-style average of roughly 27 mpg among the SUVs we track.