Acura is a prominent brand with luxury designs with a sporty performance. Two of the most famous vehicles in their lineup include the RDX and MDX. While they are similar in many ways, there are some serious differences between the Acura RDX Vs. MDX. It’s vital to know these to ensure the right decision for your next vehicle. There are many Acuras to choose and two of the sportiest, sleekest selections include the RDX and MDX.