2022 Acura RDX vs. MDX: Features, Performance & Dimensions

When it comes to deciding on an Acura RDX vs. MDX, it's hard to go wrong. These two SUVs offer sleek styling, sporty performance, plenty of practicality, and a feature-filled interior. While similar, the two have unique personalities, features, and other differences. The Acura MDX vs. RDX price can strike an equivalent level depending on how you option and equip it, so take a look at our selection of Acura specials and drive one home today. Before you do, read on to see how the Acura RDX vs. Acura MDX comparison unfolds:

Acura MDX vs. RDX Performance Specs

Both of these SUVs come with impressive performance. Starting with the 2022 Acura MDX, you get a 3.5-liter V-6 engine, making 290 horsepower giving great acceleration on demand. The 2022 Acura MDX Type S adds a turbocharger for an even greater dose of sportiness, upgrading the performance to 355 horsepower. The 2022 Acura RDX also packs a punch with a turbocharged VTEC 2.0-liter 4-cylinder, making 272 horsepower. It's worth noting that the Acura RDX weighs significantly less than the Acura MDX (A base curb weight of 3,776 lbs vs. 4,271 lbs).

In the Acura RDX vs. MDX comparison, both complement the power with available SH-AWD® for enhanced capabilities and agile handling. Performance imbued driving is excellent, and in the Acura RDX vs. MDX comparison, both truly look the part of a performance machine as well. Sleek curves, sporty aerodynamic elements, and modern touches like LED headlights make these Acura SUVs look as good as they drive.

Acura RDX vs. MDX Tech Features

Neither the MDX nor RDX will disappoint when it comes to the latest tech and premium features. Stepping into the Acura MDX interior, you're greeted with a luxurious cabin outfitted with premium materials; the same goes for the premium Acura RDX interior. Beyond luxury, the 2022 Acura MDX offers tech like a 12.3" HD Center Display with Alexa built-in, a 12.3" Precision Cockpit display, available Wi-Fi hotspot, wireless charging, a heads-up display, and much more.

With the Acura RDX, you get a 10.2" HD dual-content center display, a 7" Multi-Information display, an available Wi-Fi hotspot, and Acura/ELS Studio 3D® Premium Audio System, among other competitive features. Both offer AcuraLink® to keep you connected to your car, giving you remote start, Find My Car, gas tank and tire pressure readouts, and more, all from your phone. Previous model years still offer great tech and features, so check out our used Acura RDX inventory to find savings on this luxurious crossover today.

Acura MDX or RDX, Which is More Practical?

Of course, when looking at a New Acura SUV, practicality will be a focus in every model. Neither the Acura RDX vs. MDX size will disappoint. A smaller crossover, the RDX holds its own with seating for five and a 79.8 cubic feet max cargo volume from behind the first row of seats. The larger MDX can seat seven and has a larger 95.0 cubic feet max cargo space from behind the first row of seats.

Fuel economy is incredible with both SUVs as well. For the RDX, you're looking at an EPA estimate of 22 MPG city/28 MPG highway1 in FWD trim, while the MDX will deliver an EPA estimated 19 MPG city/26 MPG highway1 in FWD trim.

Acura RDX vs. MDX Size Comparison

Either the MDX or RDX will let you carry all your gear and tackle that road trip with fantastic efficiency. But how big are they? Naturally, as we mentioned, the Acura RDX is a smaller crossover with five seats, while the Acura MDX is a larger three-row SUV with seven seats. Their exterior measurements are:

2022 Acura MDX Dimensions

  • 198.4-inches long
  • 78.4-inches wide
  • 67.1-inches tall

2022 Acura RDX Dimensions

  • 187.4-inches long
  • 74.8-inches wide
  • 65.7-inches tall

When comparing Acura MDX vs. RDX SUVs, you'll find that both models prioritize agility for their class, with competitively spacious measurements on the inside. The MDX will provide 139.1 cubic feet of passenger volume, and the RDX will offer 104 cubic feet of passenger volume. These volumes translate beautifully into head and legroom specs.

The MDX provides front-row occupants with 38.5-inches of headroom and 41.6-inches of legroom, while front-row occupants in an RDX get 40-inches of headroom and 42-inches of legroom. Second-row occupants in an MDX will find 38.1-inches of headroom and 38.5-inches of legroom, while rear passengers in an RDX get 38-inches of headroom and 38-inches of legroom.

However, a critical difference between Acura MDX and RDX SUVs is that the MDX offers three rows of seats, and in that third row, passengers will find 36.2-inches of headroom and 29.1-inches of legroom.

Our Dealership

Serving the Acura needs of Pompano Beach, FL, at Phil Smith Acura, we're proud to offer competitive pricing and expert, friendly service. Whether you're looking at leasing a new Acura TLX, or want a deal on a used Acura MDX, we've got you covered. So check out our inventory, and experience the Phil Smith Acura difference today!


Which is better, Acura MDX or RDX?

Determining the "better" SUV when choosing between the Acura MDX or RDX will depend entirely on your road-going needs. Both SUVs offer a similarly advanced suite of technology, equally luxurious appointments, competitive fuel efficiency, spacious dimensions, and comparative benchmarks for performance thrills. The main factor to consider when you compare Acura MDX and RDX SUVs is that the MDX is a larger three-row SUV, while the RDX is a more agile two-row SUV.

Is the RDX bigger than the MDX?

As mentioned, the size difference between the Acura RDX vs. MDX boils down to the MDX being a larger 7-seat SUV, while the RDX is a 5-seat crossover.

What is the difference between Acura MDX and RDX?

For Acura RDX vs. MDX trim levels and many features, the two can be similar, but as mentioned, many differences like engine and size set the two apart. Stop by our dealership to see the two in person and explore their differences today!

1Based on 2022 EPA mileage ratings. Use for comparison purposes only. Your actual mileage will vary, depending on how you drive and maintain your vehicle, driving conditions, and other factors.

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