The 2027 Audi Q9 and SQ9 are new three-row luxury SUVs that will take on the BMW X7 and the Mercedes-Benz GLS-class.Like the new Audi Q7 and SQ7, the new Q9 and SQ9 are powered by a 429-hp turbocharged 2.9-liter V-6 and a 591-hp twin-turbo 4.0-liter V-8, respectively.Both full-size SUVs will go on sale late this year, with the Q9 starting at $89,095 and the SQ9 starting at $119,395.