The Audi 90 (1987-1991) was offered with 7 distinct engine configurations across its trim range.
| Engine | Power | Torque | Transmission | Drive | Top speed | 0-100 km/h | Consumption | Available on |
|---|---|---|---|---|---|---|---|---|
| 2.3L Petrol | 170 hp | 220 Nm | Manual | All Wheel Drive | 220 km/h | 8.4 s | 10.2 l/100km | 1 trim |
| 2.3L Petrol | 170 hp | 220 Nm | Automatic | Front Wheel Drive | — | — | — | 1 trim |
| 2.3L Petrol | 170 hp | 220 Nm | Manual | Front Wheel Drive | 220 km/h | 8.6 s | 9.6 l/100km | 1 trim |
| 2.3L Petrol | 136 hp | 190 Nm | Manual | All Wheel Drive | 206 km/h | 8.9 s | 9.4 l/100km | 1 trim |
| 2.3L Petrol | 136 hp | 190 Nm | Automatic | Front Wheel Drive | 202 km/h | 11.5 s | 9.5 l/100km | 1 trim |
| 2.3L Petrol | 136 hp | 190 Nm | Manual | Front Wheel Drive | 206 km/h | 8.9 s | 8.8 l/100km | 1 trim |
| 2.0L Petrol | 116 hp | 172 Nm | Manual | Front Wheel Drive | 196 km/h | 10.2 s | 8.4 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.