Compare the2025 Genesis G90VS 2024 Audi A8

In the past twenty years hundreds of infants and young children have died after being left in vehicles, usually by accident. When turning the vehicle off, drivers of the G90 are reminded to check the back seat when a sensor determines the back seat is occupied. The A8 doesn’t offer a back seat reminder.

The G90 has standard Anti-Whiplash Front Head Restraints, which use a specially designed headrest to protect the driver and front passenger from whiplash. During a rear-end collision, the Anti-Whiplash Front Head Restraints system moves the headrests forward to prevent neck and spine injuries. The A8 doesn’t offer a whiplash protection system.

Over 200 people are killed each year when backed over by motor vehicles. The G90 has a standard Parking Collision-Avoidance Assist-Reverse that uses rear sensors to monitor for objects to the rear and automatically applies the brakes to prevent a collision. The A8 doesn’t offer automatic braking for stationary objects directly to the rear.

The G90 has a standard blind spot warning system that uses sensors to alert the driver to objects in the vehicle’s blind spots where the side view mirrors don’t reveal them and moves the vehicle back into its lane. A system to reveal vehicles in the A8’s blind spot costs extra.

To help make backing out of a parking space safer, the G90 has standard Rear Cross-Traffic Collision-Avoidance Assist and automatically engage the brakes. Audi charges extra for Rear Cross-Traffic Assist on the A8.

The G90’s driver alert monitor detects an inattentive driver then sounds a warning and suggests a break. According to the NHTSA, drivers who fall asleep cause about 100,000 crashes and 1500 deaths a year. The A8 doesn’t offer a driver alert monitor.

Both the G90 and the A8 have standard driver and passenger frontal airbags, front and rear side-impact airbags, driver knee airbags, front seat center airbag, side-impact head airbags, front and rear seatbelt pretensioners, height adjustable front shoulder belts, four-wheel antilock brakes, all wheel drive, traction control, electronic stability systems to prevent skidding, crash mitigating brakes, daytime running lights, lane departure warning systems and around view monitors.

The Genesis G90 has achieved the Insurance Institute for Highway Safety’s (IIHS) highest rating of “Top Safety Pick Plus” for the 2024 model year. This distinction is based on its exceptional performance in IIHS’ rigorous battery of safety tests. Specifically, it earned an “Acceptable” rating in the latest, more stringent moderate overlap front crash test, a “Good” result in the updated side impact test, and a “Good” score in the revised pedestrian crash prevention test. The A8 has not yet been evaluated by the IIHS for 2024.

The G90 comes with a full 5-year/60,000-mile basic warranty, which covers the entire car and includes free 24-hour roadside assistance. The A8’s 4-year/50,000-mile basic warranty expires 1 year or 10,000 miles sooner.

Genesis’ powertrain warranty covers the G90 6 years and 50,000 miles longer than Audi covers the A8. Any repair needed on the engine, transmission, axles, joints or driveshafts is fully covered for 10 years or 100,000 miles. Coverage on the A8 ends after only 4 years or 50,000 miles.

Genesis pays for scheduled maintenance on the G90 for 3 years and 36,000 miles. Genesis will pay for oil changes, air filter replacements, brake fluid replacement, inspections, and any other required maintenance. Audi only pays for the first scheduled maintenance visit on the A8.

J.D. Power and Associates’ 2024 Initial Quality Study of new car owners surveyed provide the statistics that show that Genesis vehicles are better in initial quality than Audi vehicles. J.D. Power ranks Genesis above average in initial quality. With 58 more problems per 100 vehicles, Audi is rated below average.

J.D. Power and Associates’ 2024 survey of the owners of three-year-old vehicles provides the long-term dependability statistics that show that Genesis vehicles are more reliable than Audi With 75 fewer problems per 100 vehicles in the first three years of ownership, J.D. Power ranks Genesis higher than Audi.

From surveys of all its subscribers, Consumer Reports’ January 2024 Auto Issue reports that Genesis vehicles are more reliable than Audi vehicles. Consumer Reports ranks Genesis 1 place higher in reliability than Audi.

The G90 3.5T’s standard 3.5 turbo V6 produces 40 more horsepower (375 vs. 335) and 22 lbs.-ft. more torque (391 vs. 369) than the A8’s 3.0 turbo V6 hybrid. The G90 3.5T e-SC’s standard 3.5 turbo/supercharged V6 hybrid produces 74 more horsepower (409 vs. 335) and 36 lbs.-ft. more torque (405 vs. 369) than the A8’s 3.0 turbo V6 hybrid.

As tested in Motor Trend the G90 3.5T e-SC 3.5 turbo/supercharged V6 hybrid is faster than the Audi A8:

To lower fuel costs and make buying fuel easier, the Genesis G90 uses regular unleaded gasoline (premium recommended for maximum performance). The A8 requires premium, which can cost on average about 84.9 cents more per gallon.

For better traction and acceleration, the G90 has larger rear tires than the A8 (275/40R20 vs. 255/45R19). The G90 3.5T’s rear tires are larger than the largest rear tires available on the A8 (275/40R20 vs. 265/40R20).

The G90 3.5T’s standard 275/40R20 rear tires provide better handling because they have a lower 40 series profile (height to width ratio) that provides a stiffer sidewall than the A8’s standard 45 series tires.

For better ride, handling and brake cooling the G90 3.5T has standard 20-inch wheels. Smaller 19-inch wheels are standard on the A8.

For a smoother ride and more stable handling, the G90’s wheelbase is 2 inches longer than on the A8 (125.2 inches vs. 123.2 inches).

For better handling and stability, the track (width between the wheels) on the G90 is .5 inches wider in the front and 1.1 inches wider in the rear than on the A8.

For better maneuverability, the G90 3.5T e-SC’s turning circle is 5.2 feet tighter than the A8’s (37.1 feet vs. 42.3 feet). The G90 3.5T’s turning circle is 2.2 feet tighter than the A8’s (40.1 feet vs. 42.3 feet).

The front grille of the G90 uses electronically controlled shutters to close off airflow and reduce drag when less engine cooling is needed. This helps improve highway fuel economy. The A8 doesn’t offer active grille shutters.

The G90 uses computer-generated active noise cancellation to help remove annoying noise and vibration from the passenger compartment, especially at low frequencies. The A8 doesn’t offer active noise cancellation.

The G90 has 1.1 inches more front headroom, .8 inches more front legroom and .3 inches more rear shoulder room than the A8.

The G90 has a standard heated steering wheel to take the chill out of steering on extremely cold winter days before the car heater warms up. A heated steering wheel costs extra on the A8.

Both the Genesis G90 and the Audi A8 have a standard Qi wireless phone charging system in the front seat. To easily keep personal devices charged in the rear seat, without cables tangling and wearing out, the G90 3.5T e-SC also has a standard wireless charging system.

The G90 will cost the buyer less in the long run because of its superior resale value. The IntelliChoice estimates that the G90 will retain 42.39% to 42.41% of its original price after five years, while the A8 only retains 40.79%.