The Audi A8 Facelift 1999 (1999-2002) was offered with 15 distinct engine configurations across its trim range.
| Engine | Power | Torque | Transmission | Drive | Top speed | 0-100 km/h | Consumption | Available on |
|---|---|---|---|---|---|---|---|---|
| 6.0L Petrol | 420 hp | 550 Nm | Automatic | All Wheel Drive | 250 km/h | 5.8 s | 14.6 l/100km | 2 trims |
| 4.2L Petrol | 310 hp | 410 Nm | Automatic | All Wheel Drive | 250 km/h | 7.0 s | 13.0 l/100km | 2 trims |
| 3.7L Petrol | 260 hp | 350 Nm | Automatic | All Wheel Drive | 250 km/h | 8.6 s | 12.3 l/100km | 1 trim |
| 3.7L Petrol | 260 hp | 350 Nm | Automatic | Front Wheel Drive | 250 km/h | 8.1 s | 11.5 l/100km | 1 trim |
| 3.3L Diesel | 225 hp | 480 Nm | Automatic | All Wheel Drive | 242 km/h | 8.2 s | 9.7 l/100km | 1 trim |
| 2.8L Petrol | 193 hp | 280 Nm | Automatic | All Wheel Drive | 232 km/h | 10.1 s | 11.7 l/100km | 1 trim |
| 2.8L Petrol | 193 hp | 280 Nm | Manual | All Wheel Drive | 235 km/h | 8.5 s | 11.1 l/100km | 1 trim |
| 2.8L Petrol | 193 hp | 280 Nm | Automatic | Front Wheel Drive | 233 km/h | 9.9 s | 10.7 l/100km | 1 trim |
| 2.8L Petrol | 193 hp | 280 Nm | Manual | Front Wheel Drive | 236 km/h | 8.4 s | 9.9 l/100km | 1 trim |
| 2.5L Diesel | 180 hp | 370 Nm | Automatic | All Wheel Drive | 224 km/h | 9.9 s | 8.9 l/100km | 1 trim |
| 2.5L Diesel | 180 hp | 370 Nm | Automatic | Front Wheel Drive | 225 km/h | 9.3 s | 8.1 l/100km | 1 trim |
| 2.5L Diesel | 180 hp | 370 Nm | Manual | Front Wheel Drive | 227 km/h | 8.8 s | 7.2 l/100km | 1 trim |
| 2.5L Diesel | 150 hp | 310 Nm | Automatic | All Wheel Drive | 213 km/h | 11.1 s | 8.9 l/100km | 1 trim |
| 2.5L Diesel | 150 hp | 310 Nm | Automatic | Front Wheel Drive | 214 km/h | 10.9 s | 8.2 l/100km | 1 trim |
| 2.5L Diesel | 150 hp | 310 Nm | Manual | Front Wheel Drive | 220 km/h | 9.9 s | 7.2 l/100km | 1 trim |
Each row is a distinct mechanical configuration — engine size, power output, transmission, drivetrain and fuel type — deduplicated across equipment trims that share the same engine. Trim-only differences (interior, wheels, options) do not create a separate row.