Audi A6 vs BMW 540i xDrive
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2027 BMW 540i xDrive
Overview
| Spec | Audi A6Premium | BMW 540i xDrive540i xDrive |
|---|---|---|
| Selected trim | Premium | 540i xDrive |
| Body style | Sedan | Sedan |
| Drivetrain | all wheel drive | all wheel drive |
| Fuel type | premium unleaded (required) | premium unleaded (recommended) |
| Transmission | 7-speed automated manual | 8-speed shiftable automatic |
| Engine type | mild hybrid | mild hybrid |
| Model year | 2026 | 2027 |
Pricing & market
| Spec | Audi A6Premium | BMW 540i xDrive540i xDrive |
|---|---|---|
| MSRP | $64,100 (best) | $67,700 |
| Lowest listing price | $14,990 (best) | — |
| Median listing price | $23,396 (best) | — |
| Highest listing price | $24,999 (best) | — |
| For sale now | 4 (best) | 0 |
Fuel economy & range
| Spec | Audi A6Premium | BMW 540i xDrive540i xDrive |
|---|---|---|
| Combined MPG | 23 MPG | 28 MPG (best) |
| City MPG | 20 MPG | 26 MPG (best) |
| Highway MPG | 29 MPG | 32 MPG (best) |
| Fuel tank | 19.3 gal (best) | 15.9 gal |
Performance
| Spec | Audi A6Premium | BMW 540i xDrive540i xDrive |
|---|---|---|
| Horsepower | 362 hp | 375 hp (best) |
| Torque | 406 lb-ft (best) | 398 lb-ft |
| Engine size | 3 L | 3 L |
| Cylinders | V6 | I6 |
Size & capability
| Spec | Audi A6Premium | BMW 540i xDrive540i xDrive |
|---|---|---|
| Seating | 5 seats | 5 seats |
| Doors | 4 | 4 |
| Cargo volume | 13.5 cu ft | 18.4 cu ft (best) |
| Payload | — | 999 lbs (best) |
| Curb weight | 4,310 lbs (best) | 4,370 lbs |
| Ground clearance | — | 6.1 in (best) |
| Wheelbase | 115.1 in | 117.9 in (best) |
| Length | 196.8 in | 199.2 in (best) |
| Width | 73.8 in | 74.8 in (best) |
| Height | 57.4 in | 59.6 in (best) |
Safety & recalls
| Spec | Audi A6Premium | BMW 540i xDrive540i xDrive |
|---|---|---|
| NHTSA overall | Not Rated | — |
| Frontal crash (driver) | Not Rated | — |
| Frontal crash (passenger) | Not Rated | — |
| Side crash (driver) | Not Rated | — |
| Side crash (passenger) | Not Rated | — |
| Side pole | Not Rated | — |
| Rollover | Not Rated | — |
| Open recalls (YMM scope) | None reported | None reported |
Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.
Trim overview
All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.
| Trim | Audi A6 | BMW 540i xDrive |
|---|---|---|
| 1 | Premium $64,100 MSRP(Currently comparing) | 540i xDrive $67,700 MSRP(Currently comparing) |
| 2 | Premium Plus $67,500 MSRP | — |
| 3 | Prestige $71,400 MSRP | — |
Live inventory
Audi A64 for sale
See all
Used2017 Audi A6
2.0T Premium
Brilliant Black•black106,765 mi$14,990Drive Appeal
Eden Prairie, MN
Used2021 Audi A6
3.0T Prestige
Glacier White•brown72,008 mi$24,999Porsche Conshohocken
Conshohocken, PA
Used2019 Audi A6
Premium
black•black44,560 mi$23,192Audi Tampa
Tampa, FL
Used2019 Audi A6
3.0T Premium Plus
Mythos Black Metallic•Black58,124 mi$23,600LeithCars.com
Raleigh, NC
Audi A6 vs BMW 540i xDrive FAQ
- Which is better: 2026 Audi A6 or 2027 BMW 540i xDrive?
- It depends on priorities. OpenDealer compares 2026 Audi A6 vs 2027 BMW 540i xDrive on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2026 Audi A6 or 2027 BMW 540i xDrive?
- Based on starting MSRP, the 2026 Audi A6 starts lower at $64,100. Live Audi A6 listings start at $14,990.
- Which has better startingMsrp: 2026 Audi A6 or 2027 BMW 540i xDrive?
- The 2026 Audi A6 leads on startingMsrp in this comparison (64,100).
- Which has better combinedMpg: 2026 Audi A6 or 2027 BMW 540i xDrive?
- The 2027 BMW 540i xDrive leads on combinedMpg in this comparison (28).
- Which has better horsepower: 2026 Audi A6 or 2027 BMW 540i xDrive?
- The 2027 BMW 540i xDrive leads on horsepower in this comparison (375).
- How do the NHTSA safety ratings compare for 2026 Audi A6 vs 2027 BMW 540i xDrive?
- NHTSA overall crash-test ratings in this comparison: Audi A6 (Not Rated/5 NHTSA overall).