Compares Three Full-Size Luxury SUVs: Cadillac Escalade, Infiniti QX, Mercedes-Benz GL

Share Article tests three full-size luxury SUVs—Cadillac Escalade, Infiniti QX, and Mercedes-Benz GL—all similar in size, price, and power, but different in character and driving dynamics. Luxury SUV Comparison Luxury SUV Comparison

For those who’ve arrived or those who want to appear that way, a large, luxury SUV is the logical answer.

In a recent comparison test of three full-size luxury SUVs—all manufactured in the U.S.—the editors of, a trusted source of automotive reviews and advice, assessed the driving characteristics, performance, and interior space and amenities of one iconic American sport-utility vehicle, one premium European model, and one upscale Japanese nameplate. In Luxury SUV Comparison: Cadillac Escalade, Infiniti QX, and Mercedes-Benz GL, see which opulent people-and-cargo mover performed best, and how all three are priced.

According to, buyers with large families, the need for plenty of cargo space, and/or the ability to transport several full-size adults keeps the full-size SUV segment in high demand. For those who’ve already arrived or those who want to appear that way, a large, luxurious SUV with three rows of seating and top-of-the-line technology is the logical answer.

Full-size luxury SUV shoppers can choose from a half a dozen big premium sport-utes. The Cadillac Escalade, Infiniti QX, and Mercedes-Benz GL all feature standard seating for seven, while the Escalade and QX can be optioned to seat as many as eight passengers. The Cadillac Escalade and Infiniti QX are also built with traditional, body-on-frame construction. Mercedes-Benz’s GL, redesigned for 2013, employs unibody construction, which makes driving the GL seem very smooth and sedan-like with minimal body lean.

Size differences are minimal, but all three full-size luxury SUVs are undeniably big. Regular Cadillac Escalade models ride on a 116-inch wheelbase and measure 202.5 inches long. A rear-drive model weighs 5,517 pounds (all-wheel drive: 5,718 pounds). Tipping the scale at 5,401 pounds or more, the Mercedes-Benz GL-Class has a 121.1-inch wheelbase and is 201.6 inches long overall. Weighing in at 5,590 pounds, the Infiniti QX is the longest of the trio: 208.3 inches overall, atop a 121-inch wheelbase.

2013 Cadillac Escalade prices start at $64,165 (including destination charge) for a rear-drive base model, growing to a hefty $83,490 for the Platinum edition with all-wheel drive. Mercedes-Benz’s GL-Class starts at $63,305 (including destination charge for the GL350 Diesel, or $64,805 for a gasoline-engine GL450. Compared to other gas-engine models, the 2013 Infiniti QX is the least-costly member of this trio, though not by much. Pricing starts at $60,190 (including destination charge) for a rear-drive 2012 model, rising to $63,290 with four-wheel drive. To learn more about expert driving impressions and each vehicle’s engine, safety, and interior details, visit’s Luxury SUV Comparison: Cadillac Escalade, Infiniti QX, and Mercedes-Benz GL.

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Deborah Neal
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