2025 Audi A6 vs 2026 Genesis G80
Comparison Overview
The most significant numerical distinction lies in powertrain output, with the 2026 Genesis G80 boasting 300 hp and 311 lb-ft of torque compared to the 2025 Audi A6's 261 hp and 273 lb-ft. This 39 hp advantage suggests superior acceleration potential for the G80. Conversely, the A6 offers a slight edge in fuel economy, achieving 26 combined MPG versus the G80's unlisted rating (though it only recommends premium fuel). Dimensionally, the G80 is slightly larger, measuring 197.0 inches long versus the A6's 194.4 inches, although the A6 provides marginally more usable space with 13.7 cu ft of cargo capacity compared to the G80's 13.1 cu ft. Priced nearly identically at $58,100 (A6) and $58,450 (G80), the decision hinges on prioritizing raw performance metrics or minor efficiency/utility figures.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2025 Audi A6
The Audi A6 achieves a 26 combined MPG rating, which should translate to lower recurring fuel costs for the daily driver.
2025 Audi A6
The Audi A6 offers a marginally larger storage space at 13.7 cu ft compared to the Genesis G80's 13.1 cu ft.
2026 Genesis G80
The 2026 Genesis G80 delivers a superior 300 hp and 311 lb-ft of torque output compared to the A6's figures.
2025 Audi A6
The Audi A6 is priced $350 lower at $58,100 while offering greater fuel efficiency and slightly more cargo volume.
Choose the Audi A6 if...
- Absolute primary concern is minimizing fuel stops, targeting the 26 combined MPG rating.
- A slightly lower starting MSRP of $58,100 is preferred over the G80's $58,450.
- You require the maximum possible sedan cargo area, even if marginally better at 13.7 cu ft.
Choose the Genesis G80 if...
- Maximum performance is paramount, utilizing the G80's substantial 300 hp advantage.
- You prefer the smoother operation associated with an 8-speed shiftable automatic transmission over an automated manual.
- The extra 1.5 inches in overall length (197.0 inches) is beneficial for road presence or perceived cabin size.
Key Dimensions
| Dimension | Audi A6 | Genesis G80 |
|---|---|---|
| Length | 194.4" | 197.0" |
| Width | 74.3" | 75.8" |
| Height | 57.4" | 57.7" |
| Wheelbase | 115.1" | 118.5" |
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 Assist | ✓ | ✓ |
| Tire Pressure Monitoring System | ✓ | ✓ |
| Automatic Headlights | ✓ | ✓ |
| Headlight Delay-Off | ✓ | ✓ |
| LED Headlights | ✓ | ✓ |
| Daytime Running 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 | — | ✓ |
| Rear Solid Disc Brakes | — | ✓ |
| Front Height Adjustable Headrests | — | ✓ |
Engine
| Feature | Audi | Genesis |
|---|---|---|
| Base Engine Displacement | 2.0 L | 2.5 L |
| Number of Cylinders | inline 4 | inline 4 |
| Base Engine Type | mild hybrid | gas |
| Horsepower | 261 hp @ 5000 rpm | 300 hp @ 5800 rpm |
| Torque | 273 lb-ft @ 1600 rpm | 311 lb-ft @ 1650 rpm |
| Number of Valves | 16 | 16 |
| 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 | 7-speed automated manual | 8-speed shiftable automatic |
| Drivetrain Type | all wheel drive | all wheel drive |
| Center Differential Type | Limited Slip | Limited Slip |
Fuel
| Feature | Audi | Genesis |
|---|---|---|
| Fuel Type | premium unleaded (required) | premium unleaded (recommended) |
| EPA Fuel Economy (City/Highway) | 24/31 MPG | — |
| EPA Fuel Economy (Combined) | 26 MPG | — |
| EPA Driving Range (City/Highway) | 463.2/598.3 mi. | 0/0 mi. |
| Fuel Tank Capacity | 19.3 gal. | 17.2 gal. |
Comfort & Convenience
| Feature | Audi | Genesis |
|---|---|---|
| Push Button Start | ✓ | ✓ |
| Power Tilt and Telescopic Steering Wheel | ✓ | ✓ |
| Transmission Controls on Steering Wheel | ✓ | ✓ |
| Cruise Control on Steering Wheel | ✓ | ✓ |
| Audio Controls on Steering Wheel | ✓ | ✓ |
| Electric Power Steering | ✓ | ✓ |
| Rear View Camera | ✓ | ✓ |
| Front Parking Sensors | ✓ | ✓ |
| Rear Parking Sensors | ✓ | ✓ |
| Cruise Control | ✓ | — |
| Universal Remote Transmitter | ✓ | ✓ |
| Front Cupholders | ✓ | ✓ |
| Rear Cupholders | ✓ | ✓ |
| Front Door Pockets | ✓ | ✓ |
| Rear Door Pockets | ✓ | ✓ |
| Front Seatback Storage | ✓ | ✓ |
| Leather Steering Wheel | ✓ | ✓ |
| Three Zone Climate Control | ✓ | ✓ |
| Rear Ventilation Ducts with Fan Control | ✓ | — |
| Interior Air Filtration | ✓ | — |
| Dual Vanity Mirrors | ✓ | ✓ |
| Auto-Dimming Rearview Mirror | ✓ | ✓ |
| Turn Signal Indicators in Mirrors | ✓ | ✓ |
| Adaptive Cruise Control | — | ✓ |
| Heated Steering Wheel | — | ✓ |
| Rear Ventilation Ducts | — | ✓ |
| Extended Cabin Heating/Cooling | — | ✓ |
In Car Entertainment
| Feature | Audi | Genesis |
|---|---|---|
| Infotainment Display | 10.1 in | 27.0 in |
| AM/FM Stereo | ✓ | ✓ |
| Stereo Power | 180W | — |
| Speaker System | 10 | 9 |
| 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 Extended | — |
| Keyless Entry | ✓ | ✓ |
| Heated Mirrors | ✓ | ✓ |
Frontseats
| Feature | Audi | Genesis |
|---|---|---|
| Front Head Room | 38.0 in. | 40.9 in. |
| Front Leg Room | 41.3 in. | 42.2 in. |
| Front Shoulder Room | 57.8 in. | 58.3 in. |
| Seat Material: Leather | ✓ | — |
| Front Seat Type: Bucket | ✓ | ✓ |
| Driver Seat Power Adjustments | 8-way | 8-way |
| Driver Seat Height Adjustment | ✓ | ✓ |
| Driver Seat Lumbar Support | Power | Power |
| Driver Seat Memory Settings | 2 | 2 |
| Passenger Seat Power Adjustments | 8-way | 8-way |
| Passenger Seat Height Adjustment | ✓ | ✓ |
| Driver Seat Heating | Multi-level | Multi-level |
| Passenger Seat Heating | Multi-level | Multi-level |
| Seat Material: Leatherette | — | ✓ |
| Passenger Seat Lumbar Support | — | Power |
Rearseats
| Feature | Audi | Genesis |
|---|---|---|
| Rear Head Room | 38.1 in. | 38.2 in. |
| Rear Leg Room | 37.4 in. | 38.7 in. |
| Rear Shoulder Room | 56.5 in. | 57.1 in. |
| Split-Folding Rear Seatback | ✓ | ✓ |
| Folding Rear Seat Feature | ✓ | — |
| Pass-Thru Center Armrest | ✓ | — |
| Folding Center Armrest | — | ✓ |
| Heated Rear Seats (Multi-Level) | — | ✓ |
Tires and Wheels
| Feature | Audi | Genesis |
|---|---|---|
| Wheel Finish | Painted Alloy | Painted Alloy |
| Wheel Diameter | 19 in | — |
| Tire Type | All Season | All Season |
| Tire Size | 245/45R H | 245/50R18 |
| Spare Tire Type | Temporary | Temporary |
| Spare Tire Location | Inside Mounted | Inside Mounted |
| Wheel Size | — | 18 x 8.0 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. |
Frequently Asked Questions
Common questions about comparing the 2025 Audi A6 and 2026 Genesis G80.
Is the fuel requirement significantly different between the two sedans?
Yes, the 2025 Audi A6 explicitly requires premium unleaded fuel for its powertrain. The 2026 Genesis G80 only recommends premium unleaded, suggesting flexibility or potentially lower long-term cost for fuel grade if lower octane can be used.
How does the transmission type affect driving experience?
The Audi A6 utilizes a 7-speed automated manual, known for quick shifts but sometimes less seamless low-speed operation. The Genesis G80 employs an 8-speed shiftable automatic, typically offering smoother, more traditional automatic performance across its wider gear ratio spread.
What is the measurable difference in size between the two AWD sedans?
The Genesis G80 is physically larger overall, being 197.0 inches long and 75.8 inches wide. The Audi A6 is slightly more compact at 194.4 inches long and 74.3 inches wide, which can be advantageous for urban parking.
How much more power does the G80 offer over the A6?
The 2026 Genesis G80 outputs 300 horsepower and 311 lb-ft of torque. This provides a substantial boost of 39 hp and 38 lb-ft of torque over the 2025 Audi A6's respective figures.
Do the trunk capacities vary enough to matter?
The difference is minor; the A6 offers 13.7 cu ft of storage, providing 0.6 cu ft more space than the G80's 13.1 cu ft. This difference is equivalent to carrying a couple of small grocery bags more in the Audi.
Which car holds the advantage in initial purchase price?
The 2025 Audi A6 has a lower base MSRP at $58,100, which is $350 less than the 2026 Genesis G80's $58,450 starting price.
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