| | Power |
| Alfa Romeo 147 GTA | |  | | 250 PS @ 6200 |
| Audi A3 3.2 V6 | |  | | 250 PS @ 6300 |
| | Torque |
| Alfa Romeo 147 GTA | |  | | 300 Nm @ 4800 |
| Audi A3 3.2 V6 | |  | | 320 Nm @ 2800 |
| | Weight/Power ratio : |
| Alfa Romeo 147 GTA | |  | | 5.71 Kg/PS |
| Audi A3 3.2 V6 | |  | | 6.1 Kg/PS |
|
| | Max Speed (in Km/h) |
| Alfa Romeo 147 GTA | |
    | | 235 to 246 Km/h |
| Audi A3 3.2 V6 | |
    | | 248 to 250 Km/h |
| | 400m (in s.) |
| Alfa Romeo 147 GTA | |
    | | 14.4 to 15.1 s. |
| Audi A3 3.2 V6 | |
    | | 14.3 to 14.6 s. |
| | Km (in s.) |
| Alfa Romeo 147 GTA | |
    | | 26.2 to 27.6 s. |
| Audi A3 3.2 V6 | |
    | | 26.1 to 26.6 s. |
| | 0 to 80 (in s.) Kph as default unit |
| Alfa Romeo 147 GTA | |
    | | 4.4 to 5.2 s. |
| Audi A3 3.2 V6 | |
    | | 4.3 to 4.5 s. |
| | 0 to 100 (in s.) Kph as default unit |
| Alfa Romeo 147 GTA | |
    | | 6.3 to 7.2 s. |
| Audi A3 3.2 V6 | |
    | | 5.9 to 6.6 s. |
| | 0 to 120 (in s.) Kph as default unit |
| Alfa Romeo 147 GTA | |
    | | 8.5 to 8.9 s. |
| Audi A3 3.2 V6 | |
    | | 8 to 8.5 s. |
| | 0 to 140 (in s.) Kph as default unit |
| Alfa Romeo 147 GTA | |
    | | 11 to 11.4 s. |
| Audi A3 3.2 V6 | |
    | | 10.5 to 11.2 s. |
| | 0 to 160 (in s.) Kph as default unit |
| Alfa Romeo 147 GTA | |
    | | 14.3 to 15 s. |
| Audi A3 3.2 V6 | |
    | | 13.7 to 14.7 s. |
| | 0 to 180 (in s.) Kph as default unit |
| Alfa Romeo 147 GTA | |
    | | 17.7 to 19.9 s. |
| Audi A3 3.2 V6 | |
    | | 18.7 to 19.7 s. |
| | 0 to 200 (in s.) Kph as default unit |
| Alfa Romeo 147 GTA | |
    | | 24.1 to 25.7 s. |
| Audi A3 3.2 V6 | |
    | | 24.7 to 26 s. |
| | 80 to 120 in 4 (in s.) Kph as default unit |
| Alfa Romeo 147 GTA | |
    | | 6.3 to 6.9 s. |
| Audi A3 3.2 V6 | |
    | | 6.3 to 6.3 s. |
| | 80 to 120 in 5 (in s.) Kph as default unit |
| Alfa Romeo 147 GTA | |
    | | 8.4 to 8.9 s. |
| Audi A3 3.2 V6 | |
    | | 7.2 to 8.7 s. |
| | 80 to 120 in 6 (in s.) Kph as default unit |
| Alfa Romeo 147 GTA | |
    | | 10.5 to 11.1 s. |
| Audi A3 3.2 V6 | |
    | | 11.9 to 11.9 s. |
| | 80 to 150 in 5 (in s.) Kph as default unit |
| Alfa Romeo 147 GTA | |
    | | 15.4 to 15.4 s. |
| Audi A3 3.2 V6 | |
    | | 12.9 to 15.2 s. |
| | 80 to 150 in 6 (in s.) Kph as default unit |
| Alfa Romeo 147 GTA | |
    | | 20 to 20 s. |
| Audi A3 3.2 V6 | |
    | | 20.7 to 20.7 s. |
| | 140 to 160 in 5 (in s.) Kph as default unit |
| Alfa Romeo 147 GTA | |
    | | 4.8 to 4.8 s. |
| Audi A3 3.2 V6 | |
    | | 4.7 to 4.7 s. |
| | 140 to 200 in 5 (in s.) Kph as default unit |
| Alfa Romeo 147 GTA | |
    | | 14.2 to 14.2 s. |
| Audi A3 3.2 V6 | |
    | | 14.8 to 14.8 s. |