Audi

SQ8

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This estimate illustrates vehicle financing. It is informational, not a credit offer or approval. Actual payments depend on purchase price, down payment, annual percentage rate, term, taxes, fees, credit, and lender terms.

This estimate illustrates a vehicle lease. It is informational, not a financing offer or approval. Actual payments depend on negotiated price, residual value, money factor, mileage allowance, taxes, fees, credit, and lender terms.

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About this car

SQ8
Audi
SQ8
How far do you drive each year?
MI
Fuel: Gasoline
Fuel economy: 16.0 mpg
CO₂ emissions: 541 g/mi
Annual fuel cost: $23

Common issues

Has the 2021 Audi SQ8 been recalled for a fuel leak, and what should owners do?

Yes, a 2021 recall (NHTSA 21V247000) addresses a high-pressure fuel pump leak that may cause a fire. Owners should contact an Audi dealer for a free repair, as the union nut can loosen and leak fuel into the engine bay. Visual or smell cues include a strong fuel odor or visible fuel puddle, with no warning light before failure.

Estimated repair cost: $3,500.00

What are common air suspension failures on the Audi SQ8 and how much do they cost to fix?

Air suspension compressor and strut failures are common on 2019–2023 SQ8s, especially in humid conditions. Symptoms include the vehicle lowering to bump stops, a continuous-running compressor, and an 'Air Suspension Malfunction' warning. Compressor replacement costs $1,800–$2,800, while each strut runs $1,200–$2,000; full system repairs often exceed $4,000.

Estimated repair cost: $4,000.00

How do PCV and camshaft adjuster failures affect the 4.0T V8 in the Audi SQ8?

The 4.0L twin-turbo V8 in 2019–2024 SQ8s can suffer PCV diaphragm failure, causing rough idle, blue smoke, oil consumption, and a whistling noise. The camshaft adjuster bolts may also strip, leading to timing chain rattle and potential bent valves. PCV replacement costs $800–$1,500, but camshaft adjuster repairs range $4,000–$8,000.

Estimated repair cost: $6,000.00

What symptoms indicate a failing 48V belt starter generator on the Audi SQ8?

The 48V mild-hybrid system's belt starter generator often fails on 2019–2024 SQ8s, showing warnings like 'Start/Stop System Unavailable' or '12V Battery Low'. In severe cases, the engine may stall while driving, causing a sudden loss of power steering and brake boost. Replacement typically costs $2,200–$3,800 at an independent shop, or over $4,500 at a dealership.

Estimated repair cost: $3,000.00

Are the touchscreen and MMI system in the Audi SQ8 prone to failures?

The 10.1-inch touchscreen in 2020–2023 SQ8s can delaminate, showing bubbles or cracks, and the MIB3 unit may freeze or black-screen, leaving climate controls inaccessible. Owners report unresponsive touches and audio cutouts, with full screen failure possible. Replacing the display costs $2,000–$3,500, and the main unit adds $1,500–$2,500.

Estimated repair cost: $4,500.00

Audi SQ8: The V8 Luxury Coupe-SUV Middle Path

The Audi SQ8 occupies the performance tier of Audi's flagship Q8 family — a five-seat utility with a coupe-like roofline and a twin-turbo V8 under the hood. It competes directly with the BMW X6 M, the Mercedes-AMG GLE 53 Coupe, and the Porsche Cayenne Coupe, all of which trade a little cargo volume for a sleeker silhouette. What distinguishes the SQ8 is its balance: it pairs 500 hp with quattro all-wheel drive and adaptive air suspension, aiming for grand-touring composure rather than track-focused aggression. The main reason to consider it is that combination — genuine SUV space and everyday comfort with V8 muscle, wrapped in Audi's restrained, tech-heavy interior.

Why Consider the Audi SQ8

The SQ8's case starts with its powertrain. A 4.0-liter twin-turbo V8 produces 500 hp and 568 lb-ft of torque in US spec, routed through an 8-speed Tiptronic automatic and permanent quattro all-wheel drive. Audi quotes a 4.1-second run to 60 mph, with the top speed governed at 155 mph. Unlike the BMW X6 M, which leans harder into racetrack capability and a firmer ride, the SQ8 prioritizes road manners: adaptive air suspension Sport comes standard, and the optional advanced suspension package adds active roll stabilization to reduce body lean in corners without punishing occupants.

Beyond straight-line performance, the SQ8 is genuinely practical. The sliding three-part rear bench and folding seats open up to roughly 62 cubic feet of maximum cargo space, and the cabin uses S-specific sport seats in Valcona leather with contrast stitching. Standard all-wheel steering sharpens low-speed maneuverability for a vehicle that stretches nearly 197 inches.

  • 500 hp twin-turbo V8 with 568 lb-ft of torque
  • Standard adaptive air suspension Sport and all-wheel steering
  • quattro permanent all-wheel drive with optional sport differential
  • Coupe-like styling without sacrificing a usable rear seat and cargo area
  • HD Matrix LED headlights with laser high beam and digital OLED tail lights

Specifications and Powertrains

4.0-liter twin-turbo V8 (gasoline) — The sole powertrain in the United States is a 4.0-liter TFSI V8 with direct injection, rated at 500 hp at 5,500 rpm and 568 lb-ft of torque from 3,000 rpm. It pairs with an 8-speed automatic with Tiptronic and full-time quattro all-wheel drive. Audi lists 0-60 mph in 4.1 seconds and a governed top speed of 155 mph (source: audi.com).

Efficiency and emissions — The EPA rates the SQ8 at 14 mpg city / 20 mpg highway / 16 mpg combined, with an estimated 8.9 tons of CO2 per 15,000 miles. Fuel capacity is 22.5 gallons, giving roughly 315 miles of city range or 450 miles of highway range per tank. There is no hybrid, diesel, or electric variant in the current US lineup.

Payment Reality

The 2026 Audi SQ8 starts at $101,095 for the Premium Plus trim per Car and Driver's US specification sheet, with higher trim levels and options pushing the window sticker well beyond that. Monthly loan and lease payments depend heavily on down payment, term, interest rate, and — for leases — the vehicle's residual value. Performance luxury SUVs like the SQ8 depreciate quickly in their early years, which raises lease payments and loan balances relative to slower-depreciating mainstream utilities. Factor in premium fuel and 16 mpg combined when estimating total cost. Use the payment calculator to see how these variables move your monthly figure.

Warranty and Maintenance

Audi USA covers the SQ8 with a 4-year/50,000-mile new-vehicle limited warranty, a 4-year/50,000-mile roadside assistance program, and a 12-year corrosion warranty. Scheduled maintenance is recommended at 10,000-mile or 12-month intervals, whichever comes first; Audi Care prepaid plans can spread that cost over the first several services. Parts availability is strong across the United States through Audi's dealer network, and independent European specialists increasingly have the diagnostic tools and know-how to service the 4.0 TFSI engine. Brakes, tires, and oil changes will cost more than on a mainstream SUV, so compare dealer quotes with independent shop pricing.

Who the Audi SQ8 Suits

The SQ8 fits buyers who want the elevated seating and cargo flexibility of a midsize luxury SUV but refuse to give up V8 acceleration. It works well as a daily driver for commuting and school runs, a highway cruiser for long trips, and a tow vehicle, with a gross vehicle weight rating of 6,581 pounds. The cabin's technology — digital OLED lights, HD Matrix LEDs, and the MMI touchscreen system — appeals to gadget-oriented owners. If you rarely carry more than two people and prioritize agility, the Porsche Cayenne Coupe is a sharper handler; if you want maximum straight-line violence and track capability, the BMW X6 M or Mercedes-AMG GLE 63 S deserve a look. If comfort and badge prestige matter more than sport, the regular Audi Q8 with a V6 may be the rational pick.

Frequently asked questions

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The recorded catalog data lists these powertrains for the Audi SQ8:
Gasoline
Verify trim-level availability and efficiency ratings with the manufacturer or seller.

Emissions and efficiency vary by powertrain, trim, test method, and model year. Verify the applicable EPA ratings and any state-specific rules for the exact vehicle before purchase.

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Warranty coverage varies by model year, trim, powertrain, original sale date, mileage, and market. Confirm the exact written warranty and remaining coverage with the manufacturer or seller.