2026 BMW X3 (left) and 2025 Mercedes-Benz GLC (right) shown above with optional features.

Do you find yourself at a crossroads, pondering whether to choose the 2026 BMW X3 or the 2025 Mercedes-Benz GLC as your next vehicle? To help the internal debate you’re embroiled in, Peake BMW has prepared this model comparison article weighing these two luxury midsize SUVs against each other. Needless to say, the winner is the BMW X3!

**Performance**

When it comes to performance, the BMW X3 and Mercedes-Benz GLC match up head to head. They both come standard with 2.0L turbo 4-cylinder engines complemented by mild hybrid systems that create 255 horsepower. Catching up with the flow of traffic on Highway 22 will feel similar in each, as they can go from 0 to 60 MPH in 6 seconds1 and 5.9 seconds2, respectively. However, while the GLC comes standard with RWD, the X3 has a standard xDrive AWD system, so it will be easier to ride with stability on the BMW model when the weather takes a turn for the worse. In terms of standard drive modes, the X3 provides ECO PRO, COMFORT, and SPORT, while the GLC offers Eco, Comfort, and Sport.

**Driver Assistance**

While you can access a similar array of driver assistance features in both the 2026 BMW X3 and the 2025 Mercedes-Benz GLC, you might have to get upgrades to access many of the latter’s. For instance, while the X3 comes standard with Speed Limit Assistant to help you in the know about changing velocity restrictions, the equivalent technology on the GLC, Active Speed Limit Assist3, is included in the optional Driver Assistance Package. Same goes with the Mercedes-Benz’s available Active Lane Keeping Assist4. This available feature aids you in keeping your vehicle in between the lines on the road, but on the BMW, a similar function called Lane Keeping Assistant comes standard. To learn more about additional handy technologies on the BMW X3 you can take advantage of while navigating around Madisonville, reach out to our staff members.

**Technology**

When you step inside the cabin of the 2026 X3, you’ll be immediately greeted by the standard BMW Curved Display. This magnificent interface combines a standard configurable 12.3-inch instrument cluster and 14.9-inch central information display, giving you an expansive surface area to work with. The experience won’t be as breathtaking in the 2025 GLC, however, as its standard 12.3-inch instrument display and smaller 11.9-inch touchscreen are separated, making the dashboard look cluttered. Additionally, while both vehicles offer SiriusXM® with 360L, allowing you to discover new artists as you make your way to Maritime Museum Louisiana, your trial subscription will be six months longer with the BMW X3. You can also find directions to unfamiliar destinations more conveniently on the X3, as it’s equipped with a standard Cloud-based navigation system. On the GLC, built-in navigation5 is optional. If you’re finally convinced that the 2026 BMW X3 is the car for you, apply for financing to get the purchasing process started.

* The purchase of a 2026 BMW X3 includes a 1-year trial subscription for SiriusXM® with 360L.

*All pricing and details are believed to be accurate, but we do not warrant or guarantee such accuracy. The prices shown above may vary from region to region, as will incentives, and are subject to change. Vehicle information is based off standard equipment and may vary from vehicle to vehicle. Call or email for complete vehicle information. All specifications, prices and equipment are subject to change without notice. Prices and payments do not include tax, titles, tags, finance charges, documentation charges, emissions testing charges, or other fees required by law, vehicle sellers or lending organizations.

Based on EPA mileage estimates, reflecting new EPA fuel economy methods beginning with 2008 models. Use for comparison purposes only. Do not compare to models before 2008. Your actual mileage will vary depending on how you drive and maintain your vehicle.

While every effort has been made to ensure display of accurate data, the vehicle listings within this website may not reflect all accurate vehicle items. Accessories and color may vary. All inventory listed is subject to prior sale. The vehicle photo displayed may be an example only. Vehicle Photos may not match exact vehicles. Please confirm vehicle price with Dealership. See Dealership for details.