Kemna Automotive Group Compares 2018 Buick ENCLAVE VS 2018 GMC Acadia In IA

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2018 Buick ENCLAVE

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2018 Buick ENCLAVE

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2018 GMC Acadia

Safety Comparison

Both the Enclave and Acadia have child safety locks to prevent children from opening the rear doors. The Enclave has power child safety locks, allowing the driver to activate and deactivate them from the driver's seat and to know when they're engaged. The Acadia’s child locks have to be individually engaged at each rear door with a manual switch. The driver can’t know the status of the locks without opening the doors and checking them.

Both the Enclave and the Acadia have standard driver and passenger frontal airbags, front side-impact airbags, front seat center airbag, side-impact head airbags, front-wheel drive, plastic fuel tanks, four-wheel antilock brakes, traction control, electronic stability systems to prevent skidding, daytime running lights, rearview cameras, available crash mitigating brakes, lane departure warning systems, blind spot warning systems, around view monitors and rear cross-path warning.

Warranty Comparison

The Enclave comes with a full 4-year/50,000 mile basic warranty, which covers the entire truck and includes 24 hour roadside assistance. The Acadia’s 3-year/36,000 mile basic warranty expires 1 year and 14,000 miles sooner.

Buick’s powertrain warranty covers the Enclave 1 year and 10,000 miles longer than GMC covers the Acadia. Any repair needed on the engine, transmission, axles, joints or driveshafts is fully covered for 6 years or 70,000 miles. Coverage on the Acadia ends after only 5 years or 60,000 miles.

The Enclave’s 6 year corrosion warranty has no mileage limitations, but the corrosion warranty on the Acadia runs out after 100,000 miles.

There are over 18 percent more Buick dealers than there are GMC dealers, which makes it easier should you ever need service under the Enclave’s warranty.

Reliability Comparison

To reliably power the ignition and other systems and to recharge the battery, the Enclave has a 170-amp alternator. The Acadia’s standard 150-amp alternator isn’t as powerful.

To reliably start during all conditions and help handle large electrical loads, the Enclave has a standard 730-amp battery. The Acadia’s 660-amp battery isn’t as powerful.

J.D. Power and Associates’ 2017 Initial Quality Study of new car owners surveyed provide the statistics that show that Buick vehicles are better in initial quality than GMC vehicles. J.D. Power ranks Buick 13th in initial quality, above the industry average. With 4 more problems per 100 vehicles, GMC is ranked 16th, below the industry average.

J.D. Power and Associates’ 2016 survey of the owners of three-year-old vehicles provides the long-term dependability statistics that show that Buick vehicles are more reliable than GMC vehicles. J.D. Power ranks Buick third in reliability, above the industry average. With 14 more problems per 100 vehicles, GMC is ranked fifth.

From surveys of all its subscribers, Consumer Reports’ April 2017 Auto Issue reports that Buick vehicles are more reliable than GMC vehicles. Consumer Reports ranks Buick third in reliability. GMC is ranked 24th.

Engine Comparison

The Enclave’s 3.6 DOHC V6 produces 117 more horsepower (310 vs. 193) and 78 lbs.-ft. more torque (266 vs. 188) than the Acadia’s standard 2.5 DOHC 4 cyl.

Fuel Economy and Range Comparison

On the EPA test cycle the Enclave FWD gets better highway fuel mileage than the Acadia FWD V6 (18 city/26 hwy vs. 18 city/25 hwy).

Tires and Wheels Comparison

For better traction, the Enclave has larger tires than the Acadia (255/65R18 vs. 235/65R18). The Enclave’s tires are larger than the largest tires available on the Acadia (255/65R18 vs. 245/65R17).

For better ride, handling and brake cooling the Enclave has standard 18-inch wheels. Smaller 17-inch wheels are standard on the Acadia.

Suspension and Handling Comparison

For a smoother ride and more stable handling, the Enclave’s wheelbase is 8.4 inches longer than on the Acadia (120.9 inches vs. 112.5 inches).

For better handling and stability, the track (width between the wheels) on the Enclave is 2.8 inches wider in the front and 2.5 inches wider in the rear than on the Acadia.

Passenger Space Comparison

The Enclave has .7 inches more front headroom, .2 inches more front legroom, 3.4 inches more front hip room, 3 inches more front shoulder room, .3 inches more rear headroom, 4.4 inches more rear hip room, 3 inches more rear shoulder room, .4 inches more third row headroom, 2.4 inches more third row legroom, 5.6 inches more third row hip room and 3 inches more third row shoulder room than the Acadia.

Cargo Capacity Comparison

The Enclave’s cargo area provides more volume than the Acadia.




Behind Third Seat

23.6 cubic feet

12.8 cubic feet

Third Seat Folded

58 cubic feet

41.7 cubic feet

Second Seat Folded

97.6 cubic feet

79 cubic feet

The Enclave’s cargo area is larger than the Acadia’s in almost every dimension:




Length to seat (3rd/2nd/1st)



Max Width



Min Width



Ergonomics Comparison

The Enclave’s front and rear power windows all open fully with one touch of the switches and its driver’s window also automatically closes, making it more convenient at drive-up windows and toll booths, or when talking with someone outside the car. The Acadia’s power window switches have to be held the entire time to close them fully. Only its front windows open automatically. The Acadia’s optional windows’ front passenger window doesn’t close automatically.

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