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GMC Acadia vs. Cadillac XT6

In comparing the GMC Acadia to the Cadillac XT6, the GMC Acadia has the advantage in the areas of new vehicle base pricing, typical lower range of pricing for one- to five-year-old used cars, and fuel efficiency. The Cadillac XT6 has the advantage in the areas of interior volume and base engine power. Based on this comparison of the GMC Acadia versus the Cadillac XT6, the GMC Acadia is a better car than the Cadillac XT6.

GMC Acadia versus Cadillac XT6 Pricing

A one- to five-year-old used GMC Acadia ranges from $29,998 to $46,491 while a used Cadillac XT6 from the same model year range is priced between $47,298 to $63,000. For a new model, the GMC Acadia's price is between $36,018 and $55,135, with the Cadillac XT6 priced between $50,432 and $69,715.

Engine Power and Fuel Efficiency Comparison

For engine performance, the GMC Acadia’s base engine makes 228 horsepower, and the Cadillac XT6 base engine makes 235 horsepower. The Acadia is rated to deliver an average of 25 miles per gallon, with a highway range of 563 miles. The XT6 is rated to deliver an average of 23 miles per gallon, with a highway range of 513 miles. The Acadia uses regular unleaded, and the XT6 uses premium unleaded.

Passenger Space Comparison

While both models are crossover/midsize SUVs, the Cadillac XT6 has the advantage of offering more and front leg room. The GMC Acadia, a crossover/midsize SUV, has the advantage in the areas of front head room, front shoulder room, rear head room, rear shoulder room, rear leg room, and trunk space.

Hauling, Towing, and Off-Road Capabilities Comparison

The GMC Acadia has the advantage of offering higher ground clearance and payload capacity than the Cadillac XT6.

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2023 GMC Acadia

2023 Cadillac XT6

Pricing

New Asking Price:

$36,018 - $55,135

Used Asking Price:

$29,998 - $46,491

5-Year Depreciation (lower is better):

52.8%

Pricing

New Asking Price:

$50,432 - $69,715

Used Asking Price:

$47,298 - $63,000

5-Year Depreciation (lower is better):

52.1%

iSeeCars Scores & Rankings

Overall Score:

8.1 / 10

Reliability:

8.0 / 10

Retained Value:

6.8 / 10

Safety:

9.5 / 10

iSeeCars Scores & Rankings

Overall Score:

Not available

Reliability:

Not available

Retained Value:

7.3 / 10

Safety:

10.0 / 10

iSeeCars Rankings

3 / 25
5 / 31
11 / 25
12 / 25
13 / 31
14 / 61
14 / 31
15 / 25
16 / 61
16 / 31
29 / 61
37 / 61

iSeeCars Rankings

Summary Review

GMC’s Acadia is a crossover SUV that offers seating from five to eight passengers, depending on model year and trim. Shoppers will find the Acadia is a bit like an upscale version of the Chevy Traverse. 

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Summary Review

Not yet available

Pros and Cons

  • Near-luxury trims available
  • Off-road-focused trims available
  • Three engine choices

  • No green (hybrid/electric) powertrain available
  • Advanced active safety systems are optional, not standard

Pros and Cons

Not yet available

Available Body Styles

SUV

Available Body Styles

SUV

Available Drivetrain Options

Gasoline

Available Drivetrain Options

Gasoline

Trim Levels

AT4, SLE, SLT, Denali

Trim Levels

Luxury, Sport, Premium Luxury

Warranty Information

Warranty, Bumper-to-Bumper:

3 years / 36000 miles

Warranty, Powertrain

5 years / 60000 miles

Warranty, Roadside Assistance:

5 years / 60000 miles

Warranty Information

Warranty, Bumper-to-Bumper:

4 years / 50000 miles

Warranty, Powertrain

6 years / 70000 miles

Warranty, Roadside Assistance:

6 years / 70000 miles

Safety Ratings

NHTSA Safety Rating (last 5 year average):

4.73 out of 5 Stars

IIHS Safety Rating:

Not yet available

Safety Ratings

NHTSA Safety Rating (last 5 year average):

5 out of 5 Stars

IIHS Safety Rating:

TOP SAFETY PICK +

Base Drivetrain Specifications

Horsepower:

228 hp @ 5000 rpm

Torque:

258 foot-lbs @ 1500 rpm

Power-to-Weight Ratio (higher is better):

0.055 hp per pound

Towing Capacity:

Not yet available

Base Drivetrain Specifications

Horsepower:

235 hp @ 5000 rpm

Torque:

258 foot-lbs @ 1500 rpm

Power-to-Weight Ratio (higher is better):

0.054 hp per pound

Towing Capacity:

Not yet available

Engine Specifications

Engine Size:

2 liters

Engine Configuration:

Inline

Number of Cylinders:

4

Transmission:

Automatic

Standard/Optional Drivetrain Type:

FWD / 4X4

EPA Fuel Economy (City/Highway/Combined MPG):

22 / 29 / 25

Range (city/hwy):

427 / 563 miles

Recommended Fuel Type:

Regular Unleaded

Engine Specifications

Engine Size:

2 liters

Engine Configuration:

Inline

Number of Cylinders:

4

Transmission:

Automatic

Standard/Optional Drivetrain Type:

FWD / 4X4

EPA Fuel Economy (City/Highway/Combined MPG):

21 / 27 / 23

Range (city/hwy):

399 / 513 miles

Recommended Fuel Type:

Premium Unleaded

Standard/Optional Features

Apple CarPlay:

Standard

Android Auto:

Standard

Wireless Smartphone Charging:

Available

Keyless Entry:

Standard

Keyless Ignition:

Standard

Adaptive Cruise Control:

Available

Heated Seats:

Available

Cooled/Ventilated Seats:

Available

Leather Upholstery:

Available

Navigation System:

Available

Sunroof/Moonroof:

Available

Heated Steering Wheel:

Available

Standard/Optional Features

Apple CarPlay:

Standard

Android Auto:

Standard

Wireless Smartphone Charging:

Available

Keyless Entry:

Standard

Keyless Ignition:

Standard

Adaptive Cruise Control:

Available

Heated Seats:

Standard

Cooled/Ventilated Seats:

Available

Leather Upholstery:

Standard

Navigation System:

Available

Sunroof/Moonroof:

Standard

Heated Steering Wheel:

Available

Safety Equipment

Forward Collision Warning:

Standard

Pedestrian Detection:

Standard

Lane Departure Warning:

Standard

Lane Keeping Assist:

Standard

Blind Spot Monitoring:

Standard

Rear Cross-Traffic Alert:

Standard

360-Degree Camera:

Available

Rear Seat Reminder:

Standard

Driver Attention Monitoring:

N/A

Safety Equipment

Forward Collision Warning:

Standard

Pedestrian Detection:

Standard

Lane Departure Warning:

Standard

Lane Keeping Assist:

Standard

Blind Spot Monitoring:

Standard

Rear Cross-Traffic Alert:

Standard

360-Degree Camera:

Available

Rear Seat Reminder:

Standard

Driver Attention Monitoring:

N/A

Interior Dimensions

Front Head Room:

40 inches

Front Leg Room:

41 inches

Front Shoulder Room:

59.4 inches

Rear Head Room:

39.6 inches

Rear Leg Room:

39.7 inches

Rear Shoulder Room:

58.7 inches

Cargo Space:

12.8 cubic feet

Cargo Space, 2nd-row seat folded down:

79 cubic feet

Overall Interior Volume:

156.6 cubic feet

Interior Dimensions

Front Head Room:

39.8 inches

Front Leg Room:

41.2 inches

Front Shoulder Room:

58.3 inches

Rear Head Room:

39.1 inches

Rear Leg Room:

39.1 inches

Rear Shoulder Room:

57.4 inches

Cargo Space:

12.6 cubic feet

Cargo Space, 2nd-row seat folded down:

78.7 cubic feet

Overall Interior Volume:

162.5 cubic feet

Exterior Dimensions

Curb Weight:

4155 lbs

Width:

75.4 inches

Height:

66.7 inches

Length:

193.4 inches

Wheelbase:

112.5 inches

Ground Clearance:

7.2 inches

Exterior Dimensions

Curb Weight:

4362 lbs

Width:

77.3 inches

Height:

69.9 inches

Length:

198.5 inches

Wheelbase:

112.7 inches

Ground Clearance:

6.7 inches

Standard Wheel/Tire Information

Wheel Size:

18.0 inches

Wheel Type:

aluminum with painted accents

Tire Size:

P235/65R18

Standard Wheel/Tire Information

Wheel Size:

18.0 inches

Wheel Type:

alloy

Tire Size:

P235/65R18