Compare the2026 Buick Encore GXVS 2026 Mercedes GLC Coupe

The Buick Encore GX has standard driver and front passenger side knee airbags mounted low on the dashboard. These airbags help prevent the driver and front passenger from sliding under their seatbelts or the main frontal airbags; this keeps them better positioned during a collision for maximum protection. Knee airbags also help keep the legs from striking the dashboard, preventing knee and leg injuries in the case of a serious frontal collision. The GLC Coupe doesn’t offer a front passenger side knee airbag.

The Encore GX’s standard lane departure warning system alerts a temporarily inattentive driver when the vehicle begins to leave its lane and gently nudges the vehicle back towards its lane. A lane departure warning system costs extra on the GLC Coupe.

The Buick Encore GX offers an optional HD Surround Vision and it also offers an optional rear camera washer to make backing always safe, regardless of road dirt or grime, while the Mercedes GLC Coupe doesn’t offer a camera washer, requiring manual cleaning.

Both the Encore GX and the GLC Coupe have standard driver and passenger frontal airbags, front side-impact airbags, driver knee airbags, side-impact head airbags, front and rear seatbelt pretensioners, height adjustable front shoulder belts, four-wheel antilock brakes, traction control, electronic stability systems to prevent skidding, crash mitigating brakes, daytime running lights, blind spot warning systems, rearview cameras, rear cross-path warning and available around view monitors.

Buick’s powertrain warranty covers the Encore GX 1 year and 10,000 miles longer than Mercedes covers the GLC Coupe. Any repair needed on the engine, transmission, axles, joints or driveshafts is fully covered for 5 years or 60,000 miles. Coverage on the GLC Coupe ends after only 4 years or 50,000 miles.

The Encore GX’s corrosion warranty is 1 year longer than the GLC Coupe’s (6 vs. 5 years).

There are over 2 times as many Buick dealers as there are Mercedes dealers, which makes it much easier should you ever need service under the Encore GX’s warranty.

J.D. Power and Associates’ 2025 Initial Quality Study of new car owners surveyed provide the statistics that show that Buick vehicles are better in initial quality than Mercedes vehicles. J.D. Power ranks Buick above average in initial quality. With 27 more problems per 100 vehicles, Mercedes is rated below average.

J.D. Power and Associates’ 2025 survey of the owners of three-year-old vehicles provides the statistics that show that Buick vehicles are more reliable than Mercedes vehicles. J.D. Power ranks Buick second in reliability, above the industry average. With 100 more problems per 100 vehicles, Mercedes is ranked 28th.

To lower fuel costs and make buying fuel easier, the Buick Encore GX uses regular unleaded gasoline. The GLC Coupe requires premium, which can cost on average about 84.9 cents more per gallon.

The Encore GX has a standard cap-less fueling system. The fuel filler is automatically opened when the fuel nozzle is inserted and automatically closed when it’s removed. This eliminates the need to unscrew and replace the cap and it reduces fuel evaporation, which causes pollution. The GLC Coupe doesn’t offer a cap-less fueling system.

The Encore GX has a standard continuously variable transmission (CVT). With no “steps” between gears, it can keep the engine at the most efficient speed for fuel economy or keep it at its peak horsepower indefinitely for maximum acceleration. The GLC Coupe doesn’t offer a CVT.

The Encore GX has a standard easy tire fill system. When inflating the tires, the vehicle’s integrated tire pressure sensors keep track of the pressure as the tires fill and tell the driver when the tires are inflated to the proper pressure. The GLC Coupe doesn’t offer vehicle monitored tire inflation.

For better maneuverability, the Encore GX’s turning circle is 1.8 feet tighter than the GLC Coupe’s (36.9 feet vs. 38.7 feet).

For greater off-road capability the Encore GX has a 2.4 inches greater minimum ground clearance than the GLC Coupe (7.5 vs. 5.1 inches), allowing the Encore GX to travel over rougher terrain without being stopped or damaged.

The Buick Encore GX may be more efficient, handle and accelerate better because it weighs about 1050 to 1300 pounds less than the Mercedes GLC Coupe.

The Encore GX is 1 foot, 4.4 inches shorter than the GLC Coupe, making the Encore GX easier to handle, maneuver and park in tight spaces.

The front grille of the Encore GX uses electronically controlled shutters to close off airflow and reduce drag when less engine cooling is needed. This helps improve highway fuel economy. The GLC Coupe doesn’t offer active grille shutters.

The Encore GX uses computer-generated active noise cancellation to help remove annoying noise and vibration from the passenger compartment, especially at low frequencies. The GLC Coupe doesn’t offer active noise cancellation.

The Encore GX has .8 inches more front headroom and .2 inches more front legroom than the GLC Coupe.

The Encore GX has a much larger cargo volume than the GLC Coupe with its rear seat up (23.5 vs. 19.2 cubic feet).

The Encore GX AWD can be flat towed on all four wheels (dinghy towed), allowing recreational vehicle owners to bring it with them on the road. When they reach their destination, the Encore GX can be unhitched and driven around locally. The GLC Coupe can’t be towed flat on the ground.

J.D. Power and Associates surveys of service recipients show that Buick service is better than Mercedes. J.D. Power ranks Buick 9th in service department satisfaction (above the industry average). With a 4% lower rating, Mercedes is ranked 14th.

The Encore GX’s instruments include an oil pressure gauge and a temperature gauge - which could save your engine! Often ‘idiot lights’ don’t warn you until damage has been done. The GLC Coupe does not have an oil pressure gauge.

In case you lock your keys in your vehicle, or don’t have them with you, you can let yourself in using the Encore GX’s available exterior PIN entry system. The GLC Coupe doesn’t offer an exterior PIN entry system, and its Mercedes-Benz Emergency Call can’t unlock the doors if the vehicle doesn’t have cell phone reception or the driver can’t contact the service.

To improve rear visibility by keeping the rear window clear, the Encore GX has a standard rear wiper. The GLC Coupe doesn’t offer a rear wiper.

The Encore GX is available in both front-wheel drive and four-wheel drive configurations. The GLC Coupe doesn’t offer a two-wheel drive configuration.

Consumer Reports® recommends the Buick Encore GX, based on reliability, safety and performance.