Mercedes-Benz A-Class (2004–2008) nudio se s 14 različitih konfiguracija motora kroz cijelu ponudu opreme.
| Motor | Snaga | Okretni moment | Mjenjač | Pogon | Najveća brzina | 0-100 km/h | Potrošnja | Dostupno u |
|---|---|---|---|---|---|---|---|---|
| 2.0L Benzin | 193 hp | 280 Nm | Automatic | Front Wheel Drive | 220 km/h | 7.3 s | 7.9 l/100km | 2 verzije |
| 2.0L Benzin | 193 hp | 280 Nm | Manual | Front Wheel Drive | 228 km/h | 7.5 s | 7.9 l/100km | 2 verzije |
| 2.0L Dizel | 140 hp | 300 Nm | Automatic | Front Wheel Drive | 196 km/h | 9.6 s | 5.7 l/100km | 2 verzije |
| 2.0L Dizel | 140 hp | 300 Nm | Manual | Front Wheel Drive | 201 km/h | 9.5 s | 5.4 l/100km | 2 verzije |
| 2.0L Benzin | 136 hp | 185 Nm | Automatic | Front Wheel Drive | 195 km/h | 9.9 s | 7.2 l/100km | 3 verzije |
| 2.0L Benzin | 136 hp | 185 Nm | Manual | Front Wheel Drive | 200 km/h | 9.8 s | 7.2 l/100km | 3 verzije |
| 1.7L Benzin | 115 hp | 155 Nm | Automatic | Front Wheel Drive | 183 km/h | 11.5 s | 6.6 l/100km | 3 verzije |
| 1.7L Benzin | 115 hp | 155 Nm | Manual | Front Wheel Drive | 188 km/h | 10.9 s | 6.6 l/100km | 3 verzije |
| 2.0L Dizel | 109 hp | 250 Nm | Automatic | Front Wheel Drive | 181 km/h | 11.1 s | 5.4 l/100km | 3 verzije |
| 2.0L Dizel | 109 hp | 250 Nm | Manual | Front Wheel Drive | 186 km/h | 10.8 s | 5.2 l/100km | 3 verzije |
| 1.5L Benzin | 95 hp | 140 Nm | Automatic | Front Wheel Drive | 170 km/h | 13.5 s | 6.6 l/100km | 3 verzije |
| 1.5L Benzin | 95 hp | 140 Nm | Manual | Front Wheel Drive | 175 km/h | 12.6 s | 6.2 l/100km | 3 verzije |
| 2.0L Dizel | 82 hp | 180 Nm | Automatic | Front Wheel Drive | 165 km/h | 15.3 s | 5.4 l/100km | 3 verzije |
| 2.0L Dizel | 82 hp | 180 Nm | Manual | Front Wheel Drive | 170 km/h | 15.0 s | 4.9 l/100km | 3 verzije |
Svaki je red zasebna mehanička konfiguracija — obujam motora, snaga, mjenjač, pogon i vrsta goriva — deduplicirana kroz razine opreme koje dijele isti motor. Razlike samo u opremi (unutrašnjost, naplatci, opcije) ne stvaraju zaseban red.