2026 Audi A8 vs 2026 Genesis G90

$95,100 · Sedan

$92,700 · Sedan

Comparison Overview

The battle between the 2026 Audi A8 and the 2026 Genesis G90 pits established German refinement against surging Korean dynamism. The Audi A8 captivates with its technical precision and stately road presence, measuring 209.5 inches long and offering 22 combined MPG on required premium fuel. In contrast, the Genesis G90 flexes superior muscle right out of the gate, boasting 375 horsepower and 391 lb-ft of torque, outgunning the A8's 335 hp and 369 lb-ft. While the A8 is marginally larger in length (by 1.8 inches) and offers slightly better efficiency (22 MPG vs 21 MPG combined), the G90 commands attention with a significantly lower starting MSRP of $92,700 compared to the A8’s $95,100. Both rely on AWD and 8-speed automatics, but the G90's performance edge, coupled with its lower entry price, makes this showdown incredibly tight.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2026 Audi A8

The Audi A8 is the winner for commuters due to its marginally better combined fuel economy rating of 22 MPG.

👨‍👩‍👧‍👦 Best for Families

2026 Audi A8

The Audi A8 provides slightly more physical presence with a length of 209.5 inches, suggesting potentially superior rear passenger space.

🏎️ Best for Enthusiasts

2026 Genesis G90

The Genesis G90 will thrill drivers more with its superior output of 375 horsepower and 391 lb-ft of torque.

💰 Best Value

2026 Genesis G90

The Genesis G90 presents superior value by offering 40 more horsepower for a lower MSRP of $92,700.

Choose the Audi A8 if...

You prioritize maximizing mileage, as the Audi A8 achieves 27 highway MPG.
You prefer a slightly longer flagship sedan, measuring 209.5 inches in overall length.
You don't mind the requirement of using premium unleaded fuel for optimal performance.

Choose the Genesis G90 if...

You seek maximum immediate power, delivering 375 horsepower from the V6 engine.
You are looking for the lowest entry price, starting at $92,700.
You prefer a vehicle where premium fuel is recommended rather than strictly required.

Key Dimensions

Dimension	Audi A8	Genesis G90
Length	209.5"	207.7"
Width	76.6"	76.0"
Height	58.3"	58.7"
Wheelbase	123.1"	125.2"

Features Comparison

Safety

Feature	Audi	Genesis
Lane Departure Warning	✓	✓
Pre-Collision Safety System	✓	✓
Post-Collision Safety System	✓	✓
Dual Front Side-Mounted Airbags	✓	✓
Dual Rear Side-Mounted Airbags	✓	✓
Front Head Airbags	✓	✓
Rear Head Airbags	✓	✓
Passenger Airbag Occupant Sensing Deactivation	✓	✓
Electronic Stability Control	✓	✓
Traction Control System	✓	✓
LATCH System	✓	✓
Rear Door Child Safety Locks	✓	✓
Anti-lock Brakes (ABS)	4-Wheel	4-Wheel
Front Ventilated Disc Brakes	✓	✓
Rear Ventilated Disc Brakes	✓	✓
Brake Preparation System	✓	—
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
Headlight Delay-Off	✓	✓
LED Headlights	✓	✓
Self-Leveling Headlights	✓	—
Daytime Running Lights	✓	✓
Cornering Lights	✓	—
Front Fog Lights	✓	—
Integrated Turn Signal Mirrors	✓	—
Front Headrests	2	2
Front Multi-Adjustable Headrests	✓	—
Rear Headrests	3	3
Rear Height Adjustable Headrests	✓	✓
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Blind Spot Monitor	—	✓
Lane Keeping Assist System	—	✓
Rear Cross Traffic Alert	—	✓
Driver Attention Alert	—	✓
Front Power Adjustable Headrests	—	✓

Engine

Feature	Audi	Genesis
Base Engine Displacement	3.0 L	3.5 L
Number of Cylinders	V6	V6
Base Engine Type	mild hybrid	gas
Horsepower	335 hp	375 hp @ 5800 rpm
Torque	369 lb-ft	391 lb-ft @ 1300 rpm
Number of Valves	24	24
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

Feature	Audi	Genesis
Transmission Type	8-speed shiftable automatic	8-speed shiftable automatic
Drivetrain Type	all wheel drive	all wheel drive
Center Differential Type	Limited Slip	Limited Slip
Hill Descent Control	✓	—

Fuel

Feature	Audi	Genesis
Fuel Type	premium unleaded (required)	premium unleaded (recommended)
EPA Fuel Economy (City/Highway)	19/27 MPG	18/26 MPG
EPA Fuel Economy (Combined)	22 MPG	21 MPG
EPA Driving Range (City/Highway)	412.3/585.9 mi.	347.4/501.8 mi.
Fuel Tank Capacity	21.7 gal.	19.3 gal.

Comfort & Convenience

Feature	Audi	Genesis
Push Button Start	✓	✓
Power Tilt and Telescopic Steering Wheel	✓	✓
Transmission Controls on Steering Wheel	✓	✓
Audio Controls on Steering Wheel	✓	✓
Electric Power Steering	✓	✓
Front View Camera	✓	✓
Side View Camera	✓	✓
Rear View Camera	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors	✓	—
Wireless Charging Pad	✓	✓
Cruise Control	✓	—
Universal Remote Transmitter	✓	✓
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Front Seatback Storage	✓	✓
Leather Steering Wheel	✓	✓
Heated Steering Wheel	✓	✓
Four Zone Climate Control	✓	—
Rear Ventilation Ducts with Fan Control	✓	✓
Interior Air Filtration	✓	—
Extended Cabin Heating	✓	—
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	✓
Turn Signal Indicators in Mirrors	✓	—
Cruise Control on Steering Wheel	—	✓
Rear Parking Sensors with Side Sensing	—	✓
Automatic Parking Assist	—	✓
Adaptive Cruise Control	—	✓
Overhead Console with Storage	—	✓
Three Zone Climate Control	—	✓
Extended Cabin Heating/Cooling	—	✓

In Car Entertainment

Feature	Audi	Genesis
Infotainment Display	10.1 in	12.3 in
AM/FM Stereo	✓	✓
Premium Brand Speakers	Bang & Olufsen	Bang & Olufsen
Stereo Power	730W	1400W
Speaker System	17	15
Surround Audio	Discrete	Discrete
Android Auto (Wireless)	✓	✓
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	3 months
Speed Sensitive Volume Control	✓	✓

Power Feature

Feature	Audi	Genesis
One-Touch Power Windows	4	4
Moonroof Type	1st Row Power Glass	1st Row Power Glass Extended
Keyless Entry	✓	✓
Reverse Tilt Passenger Mirror	✓	—
Heated Mirrors	✓	✓

Frontseats

Feature	Audi	Genesis
Front Head Room	38.3 in.	39.4 in.
Front Leg Room	41.5 in.	42.3 in.
Front Shoulder Room	59.1 in.	59.1 in.
Seat Material: Leather	✓	—
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	18-way	18-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Memory Settings	2	3
Passenger Seat Power Adjustments	18-way	16-way
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	Power
Passenger Seat Memory Settings	2	—
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Driver Seat Ventilation	✓	✓
Passenger Seat Ventilation	✓	✓
Seat Material: Premium Leather	—	✓
Driver Seat Thigh Extension	—	✓
Passenger Seat Thigh Extension	—	✓
Seat Massage Function	—	✓

Rearseats

Feature	Audi	Genesis
Rear Head Room	38.5 in.	38.0 in.
Rear Leg Room	44.3 in.	37.8 in.
Rear Shoulder Room	57.6 in.	57.9 in.
Split-Folding Rear Seatback	✓	✓
Folding Rear Seat Feature	✓	—
Pass-Thru Center Armrest	✓	—
Reclining Rear Seats	—	✓
Folding Center Armrest	—	✓
Heated Rear Seats (Multi-Level)	—	✓

Tires and Wheels

Feature	Audi	Genesis
Wheel Finish	Painted Alloy	Painted Alloy
Wheel Diameter	20 in.	—
Tire Type	All Season	All Season
Tire Size	265/40R20	275/40R20
Spare Tire Type	Temporary	Temporary
Spare Tire Location	Inside Mounted	Inside Mounted
Wheel Size	—	20 x 9.5 in.

Suspension

Feature	Audi	Genesis
Four-Wheel Independent Suspension	✓	✓
Front Stabilizer Bar	✓	—
Rear Stabilizer Bar	✓	—

Warranty

Feature	Audi	Genesis
Basic Warranty	4 yr./ 50000 mi.	5 yr./ 60000 mi.
Drivetrain Warranty	4 yr./ 50000 mi.	10 yr./ 100000 mi.
Corrosion/Rust Warranty	12 yr./ unlimited mi.	7 yr./ unlimited mi.
Roadside Assistance	4 yr./ unlimited mi.	5 yr./ unlimited mi.
Complimentary Scheduled Maintenance	3 yr./ 30000 mi.	3 yr./ 36000 mi.

Frequently Asked Questions

Common questions about comparing the 2026 Audi A8 and 2026 Genesis G90.

Which sedan offers a noticeable performance advantage?

The 2026 Genesis G90 holds the performance advantage, delivering 375 horsepower and 391 lb-ft of torque. This is a significant margin over the 2026 Audi A8's 335 horsepower rating.

How do the fuel consumption figures compare between the two AWD luxury sedans?

The Audi A8 is marginally more efficient overall, achieving 22 combined MPG (19 city/27 highway). The Genesis G90 trails slightly at 21 combined MPG (18 city/26 highway).

Is the Genesis G90 considerably less expensive than the Audi A8?

Yes, the Genesis G90 has a lower MSRP of $92,700 compared to the Audi A8's starting price of $95,100, creating a price difference of $2,400.

Do these cars require the same fuel?

No, the Audi A8 explicitly requires premium unleaded fuel to operate. Conversely, the Genesis G90 lists premium unleaded as recommended, offering slightly more flexibility.

Which car provides more physical room, despite both being large sedans?

The Audi A8 is the physically larger vehicle, measuring 209.5 inches long, compared to the G90's 207.7 inches; however, cargo capacity is virtually identical at 12.5 cu ft versus 12.0 cu ft.