7 de 7 variantes tienen datos de top speed.
| Variante | Año | Carrocería | Combustible | Top speed |
|---|---|---|---|---|
| Subaru WRX STI 2.5T Sport Premium | 2015 | Sedán | Gasolina | 255 km/h |
| Subaru WRX STI 2.5T Sport | 2014 | Sedán | Gasolina | 255 km/h |
| Subaru WRX STI 2.5T Sport Executive | 2014 | Sedán | Gasolina | 255 km/h |
| Subaru WRX STI 2.5T Sport | 2010 | Compacto | Gasolina | 250 km/h |
| Subaru WRX STI 2.5T Sport Executive | 2010 | Compacto | Gasolina | 250 km/h |
| Subaru WRX STI 2.5T Sport | 2010 | Sedán | Gasolina | 250 km/h |
| Subaru WRX STI 2.5T Sport Executive | 2010 | Sedán | Gasolina | 250 km/h |