Audi A6 Quattro vs Buick Century
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2005 Buick Century
Overview
| Spec | Audi A6 QuattroPremium | Buick CenturyStandard |
|---|---|---|
| Selected trim | Premium | Standard |
| Body style | Sedan | Sedan |
| Drivetrain | all wheel drive | front wheel drive |
| Fuel type | premium unleaded (required) | regular unleaded |
| Transmission | 7-speed automated manual | 4-speed automatic |
| Engine type | mild hybrid | gas |
| Model year | 2025 | 2005 |
Pricing & market
| Spec | Audi A6 QuattroPremium | Buick CenturyStandard |
|---|---|---|
| MSRP | $58,100 | $22,040 (best) |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | Audi A6 QuattroPremium | Buick CenturyStandard |
|---|---|---|
| Combined MPG | 26 MPG (best) | 21 MPG |
| City MPG | 24 MPG (best) | 18 MPG |
| Highway MPG | 31 MPG (best) | 27 MPG |
| Fuel tank | 19.3 gal (best) | 17 gal |
Performance
| Spec | Audi A6 QuattroPremium | Buick CenturyStandard |
|---|---|---|
| Horsepower | 261 hp (best) | 175 hp |
| Torque | 273 lb-ft (best) | 195 lb-ft |
| Engine size | 2 L | 3.1 L (best) |
| Cylinders | I4 | V6 |
Size & capability
| Spec | Audi A6 QuattroPremium | Buick CenturyStandard |
|---|---|---|
| Seating | 5 seats | 6 seats (best) |
| Doors | 4 | 4 |
| Cargo volume | 13.7 cu ft | 16.7 cu ft (best) |
| Towing capacity | — | 1,000 lbs (best) |
| Payload | 1,102 lbs (best) | — |
| Curb weight | 4,101 lbs | 3,342 lbs (best) |
| Ground clearance | 4.2 in (best) | — |
| Wheelbase | 115.1 in (best) | 109 in |
| Length | 194.4 in | 194.6 in (best) |
| Width | 74.3 in (best) | 72.7 in |
| Height | 57.4 in (best) | 56.6 in |
Safety & recalls
| Spec | Audi A6 QuattroPremium | Buick CenturyStandard |
|---|---|---|
| Frontal crash (driver) | — | 4 / 5 ★ (best) |
| Frontal crash (passenger) | — | 3 / 5 ★ (best) |
| 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 Quattro | Buick Century |
|---|---|---|
| 1 | Premium $58,100 MSRP(Currently comparing) | Standard $22,040 MSRP(Currently comparing) |
| 2 | Premium $62,600 MSRP | — |
| 3 | Premium Plus $62,800 MSRP | — |
| 4 | Premium Plus $67,300 MSRP | — |
| 5 | Prestige $73,350 MSRP | — |
Audi A6 Quattro vs Buick Century FAQ
- Which is better: 2025 Audi A6 Quattro or 2005 Buick Century?
- It depends on priorities. OpenDealer compares 2025 Audi A6 Quattro vs 2005 Buick Century on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2025 Audi A6 Quattro or 2005 Buick Century?
- Based on starting MSRP, the 2005 Buick Century starts lower at $22,040.
- Which has better startingMsrp: 2025 Audi A6 Quattro or 2005 Buick Century?
- The 2005 Buick Century leads on startingMsrp in this comparison (22,040).
- Which has better combinedMpg: 2025 Audi A6 Quattro or 2005 Buick Century?
- The 2025 Audi A6 Quattro leads on combinedMpg in this comparison (26).
- Which has better horsepower: 2025 Audi A6 Quattro or 2005 Buick Century?
- The 2025 Audi A6 Quattro leads on horsepower in this comparison (335).
- Which has better seats: 2025 Audi A6 Quattro or 2005 Buick Century?
- The 2005 Buick Century leads on seats in this comparison (6).
- Which has better maxTowingLbs: 2025 Audi A6 Quattro or 2005 Buick Century?
- The 2005 Buick Century leads on maxTowingLbs in this comparison (1,000).