2026 Cadillac XT5 vs 2026 Acura RDX in Libertyville, IL

2026 Cadillac XT5 vs 2026 Acura RDX in Libertyville, IL

Though the Cadillac XT5 may have been introduced a few years later than the 2026 Acura RDX, these two compact luxury SUVs have been rivals for a while. There’s no denying that they’re both spectacular models that are deserving of their upscale status, but only one outdoes the other. If you’re excited to find out who will emerge the victor in this competitor comparison between their 2026 models, read this competitor comparison by us at Napleton Cadillac of Libertyville!

Performance 

If you simply look at the specifications sheet of the XT5 and the RDX side-by-side, we wouldn’t blame you if your initial thought was that Acura’s SUV is faster than that of Cadillac’s entry. After all, the RDX’s standard 2.0L turbocharged 4-cylinder engine is rated to make 272 horsepower1 and 280 lb.-ft. of torque2. While it may have a leg up on the Cadillac XT5’s standard 2.0L turbocharged 4-cylinder powertrain that makes just 235 horsepower and 258 lb.-ft. of torque, that’s where the advantages end because the RDX only has one option. The Cadillac has a much greater edge once you opt for its available 3.6L V6 powertrain, which returns 310 horsepower and 271 lb.-ft. of torque. Another area that the XT5 excels in is gas mileage ratings, as its standard FWD configuration nets 22/29 city/hwy3 in EPA-estimated fuel economy compared to the Acura model’s 21/27/23 MPG city/hwy/combined4 EPA grade. 

Cabin

You’ll find plenty of space in both the 2026 Cadillac XT5 and 2026 Acura RDX, but only the former model has the ability to carry a few more grocery bags during your stops around Libertyville. It tops out at 63 cubic ft. of maximum cargo volume compared to the RDX’s 58.9 cubic ft.5, respectively. There’s also slightly more space for those riding in back of the XT5 to cozy up in, as it has 39 inches of rear legroom compared to the competing model’s 38 inches. Regardless of where you’re sitting in the cabin of the XT5, you won’t have to worry about the pesky shifting of bags or gear in the trunk thanks to an optional integrated cargo liner. Though the RDX does have rear cargo underfloor storage as standard equipment, using it involves taking an extra step when unloading items from the trunk. 

Technology 

If you have a go-to playlist that you listen to before you head out to play a few games with your friends at the Lake County Forest Preserves, you’ll be happy to know that each of these SUVs are compatible with standard wireless Apple CarPlay®6,7 and Android Auto™8,9 integrations to make it a quick syncing process. However, what may not be as immediate in the RDX’s entry trims is the action of powering the car on, as remote start is an optional feature. Luckily, this is a standard inclusion for the Cadillac XT5, removing that extra step necessary before you plan on how you’ll tackle traffic on IL-53. Another feature that you’ll have to climb up to a higher trim in the RDX for is rear USB-C ports10, which come standard on Cadillac’s SUV. Now that you know the XT5 is superior to the RDX, check out our lease and finance specials to save money on your next purchase!

2026 Acura RDX

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1. @ 6500 rpm SAE net
2. @ 1600-4500 rpm SAE net
3. EPA estimated. Actual mileage may vary.
4. Based on 2026 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 (BEV only) and other factors.
5. Based on SAE J1100 cargo volume measurement standard.
6. Vehicle user interface is a product of Apple®, and its terms and privacy statements apply. Requires compatible iPhone®, and data plan rates apply. Apple CarPlay®, Siri®, iPhone® and Apple Music® are trademarks of Apple Inc., registered in the U.S. and other countries.
7. Depending on use, Apple CarPlay can share certain user and vehicle information (e.g., vehicle location, speed and other operating conditions) with the connected iPhone. See Apple’s privacy policy for details regarding Apple’s use and handling of data by CarPlay. Use of CarPlay is at user’s own risk, and is subject to agreement to the CarPlay terms of use, which are included as part of the Apple iOS terms of use. CarPlay vehicle integration is provided “as is,” and Acura cannot guarantee CarPlay operability or functionality now or in the future due to, among other conditions, changes in CarPlay software/Apple iOS, service interruptions, or incompatibility or obsolescence of vehicle-integrated hardware or software. See dealer for details.8
8. Vehicle user interface is a product of Google, and its terms and privacy statements apply. Requires the Android Auto app on Google Play and a compatible Android™ smartphone. Data plan rates apply. You can check which smartphones are compatible at g.co/androidauto/requirements. Android and Android Auto are trademarks of Google LLC. Wireless use of Android Auto requires a compatible Android 11.0+ phone and compatible active data plan. Check g.co/androidauto/requirements for compatibility.
9. Google, Android, Android Auto, YouTube Music and other marks are trademarks of Google LLC. Wireless use of Android Auto requires a compatible Android 11.0+ phone and compatible active data plan. Check g.co/androidauto/requirements for compatibility.
10. May not be compatible with all devices.