2021 Buick Encore GX vs. 2020 Mercedes GLC Coupe

Detailed Review, Specifications & Comparison

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Safety

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In the past twenty years hundreds of infants and young children have died after being left in vehicles, usually by accident. When turning the vehicle off, drivers of the Encore GX are reminded to check the back seat if they opened the rear door before starting out. The GLC Coupe doesn’t offer a back seat reminder.

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 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, rearview cameras, available blind spot warning systems, around view monitors and rear cross-path warning.

Warranty

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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 5 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.

Reliability

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J.D. Power and Associates’ 2020 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 7th in initial quality, above the industry average. With 52 more problems per 100 vehicles, Mercedes is ranked 30th, below the industry average.

J.D. Power and Associates’ 2019 survey of the owners of three-year-old vehicles provides the long-term dependability statistics that show that Buick vehicles are more reliable than Mercedes vehicles. J.D. Power ranks Buick fifth in reliability, above the industry average. With 16 more problems per 100 vehicles, Mercedes is ranked 13th.

From surveys of all its subscribers, Consumer Reports’ December 2019 Auto Issue reports that Buick vehicles are more reliable than Mercedes vehicles. Consumer Reports ranks Buick 3 places higher in reliability than Mercedes.

Fuel Economy and Range

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On the EPA test cycle the Encore GX AWD Auto 1.3 turbo 3 cyl. gets better fuel mileage than the GLC 300 Coupe (26 city/29 hwy vs. 21 city/28 hwy).

Regenerative brakes improve the Encore GX’s fuel efficiency by converting inertia back into energy instead of wasting it. The GLC Coupe doesn’t offer a regenerative braking system.

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 20 to 55 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.

Environmental Friendliness

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In its Green Vehicle Guide, the U.S. Environmental Protection Agency (EPA) rates the Buick Encore GX higher (7 out of 10) than the Mercedes GLC Coupe (5). This means the Encore GX produces up to 8 pounds less smog-producing pollutants than the GLC Coupe every 15,000 miles.

Transmission

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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.

Tires and Wheels

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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.

Suspension and Handling

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For better maneuverability, the Encore GX’s turning circle is 1.3 feet tighter than the GLC 300 Coupe’s (37.4 feet vs. 38.7 feet).

Chassis

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The Buick Encore GX may be more efficient, handle and accelerate better because it weighs about 750 to 1000 pounds less than the Mercedes GLC Coupe.

The Encore GX is 1 foot, 3.3 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.

Passenger Space

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The Encore GX has .8 inches more front headroom and .1 inches more front legroom than the GLC Coupe.

Cargo Capacity

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The Encore GX has a much larger cargo volume with its rear seat up than the GLC Coupe with its rear seat up (23.5 vs. 17.6 cubic feet). The Encore GX has a much larger cargo volume with its rear seat folded than the GLC Coupe with its rear seat folded (50.2 vs. 49.4 cubic feet).

Towing

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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.

Ergonomics

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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.

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.

Model Availability

© 1999 - 2020 Advanta-STAR Automotive Research. All rights reserved. This vehicle comparison and all of the content in it are provided only by license from Advanta-STAR Automotive Research Corporation of America. If you are not a legally licensed user of this vehicle comparison, it is against federal law to access it, copy it, forward it or use it in any manner whatsoever. Any unauthorized use of this vehicle comparison is a violation of U.S. and international law and is punishable criminally and civilly. 6IUEX-0KENZ 45.55.47.189 2020/10/26

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.

Recommendations

© 1999 - 2020 Advanta-STAR Automotive Research. All rights reserved. This vehicle comparison and all of the content in it are provided only by license from Advanta-STAR Automotive Research Corporation of America. If you are not a legally licensed user of this vehicle comparison, it is against federal law to access it, copy it, forward it or use it in any manner whatsoever. Any unauthorized use of this vehicle comparison is a violation of U.S. and international law and is punishable criminally and civilly. 6IUEX-0KENZ 45.55.47.189 2020/10/26

The Buick Encore outsold the Mercedes GLC by 39% during 2019.

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