Compare the New 2018 Acura MDX and Acura RDX at Acura of Bedford Hills


Now that you know that you want to make a new Acura luxury SUV your next vehicle, the question is whether the new 2018 Acura MDX or 2018 Acura RDX is the best fit for you? Both the Acura SUVs offer a high level of refinement, athleticism, cutting edge technology, and head turning style, with more similarities than there are differences, but the differences are there. Between size, versatility, power and price, the MDX and RDX do differ, and to make your decision easier on you, we're going to outline their differences so you can see side by side which model is going to fit your lifestyle and needs best. Keep in mind that the RDX belongs to the compact luxury crossover SUV class while the MDX is in the midsize luxury crossover class and the differences between the two models will be clearer.

Acura MDX

How Do They Differ?

  • Price: At base model price, the new 2018 Acura RDX starts at $36,000 MSRP, while the new Acura MDX starts at $44,200 MSRP.
  • Horsepower: Both vehicles come equipped with a 3.5-liter i-VTEC V6 engine, however the engine the RDX produces 279-horsepower while the engine in the MDX produces 290-horsepower.
  • Fuel Economy: With such similar engines, it's no surprise that the RDX achieves a combined 23 mpg city/highway while the MDX achieves a close 22 mpg highway/city combined mpg. Take into consideration that the MDX offers over 19 gallons of fuel capacity while the RD offers 16 gallons.


2018 Acura RDX


  • Size: Since the RDX is a compact crossover SUV and the MDX is a midsize crossover SUV, it's no surprise that the MDX offers more passenger and cargo space than the RDX does.
  • Interior Features: The MDX just went through a major redesign, which is evident through the high-level of features it offers. The MDX comes with a standard updated infotainment system with Apple CarPlay and Android Auto, as well as a dual-screen system. The RDX also comes with a standard infotainment system but doesn't feature the dual-screen or Apple CarPlay and Android Auto connectivity.
  • Safety: Both vehicles offer a number of impressive features, including the AcuraWatch safety system, which includes features like collision mitigation braking system, adaptive cruise control, lane keeping assist, and road departure mitigation. AcuraWatch comes standard in every Acura MDX model and is available in the new RDX.

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    Test Drive Model(s)

    Join Us at Acura of Bedford Hills to Test Drive A New Acura MDX or RDX Model Today!

    With so much more to experience throughout the impressive lineup of new Acura MDX models and RDX models, we welcome you to join us ta Acura of Bedford Hills to you can compare the two models in person, both up close and behind the wheel during a test drive. Whatever your needs are, we're confident that one of our new Acura luxury SUVs are going to be a great fit for you!

    * Prices shown do not include taxes, license or a destination & handling charge. Destination charge for ILX, TLX and RLX is $965.00, NSX is $1800.00 and MDX and RDX is $995.00. Actual vehicles/accessory costs, labor and installation vary. Please consult your selected dealer.

    ** Based on current year EPA mileage ratings. Use for comparison purposes only. Your actual mileage will vary, depending on how you drive and maintain your vehicle, driving conditions, battery pack age/condition (hybrid models only) and other factors.