El Opel Omega (1986-1989) se ofreció con 17 configuraciones de motor distintas en toda su gama.
| Motor | Potencia | Par motor | Transmisión | Ruedas motrices | Velocidad máxima | 0-100 km/h | Consumo | Disponible en |
|---|---|---|---|---|---|---|---|---|
| 3.0L Gasolina | 177 hp | 240 Nm | Automatic | Rear Wheel Drive | 224 km/h | 9.8 s | 10.5 l/100km | 1 acabado |
| 3.0L Gasolina | 177 hp | 240 Nm | Manual | Rear Wheel Drive | 227 km/h | 8.8 s | 11.0 l/100km | 2 acabados |
| 3.0L Gasolina | 156 hp | 230 Nm | Manual | Rear Wheel Drive | 213 km/h | 9.8 s | 10.5 l/100km | 1 acabado |
| 2.4L Gasolina | 125 hp | 195 Nm | Automatic | Rear Wheel Drive | 198 km/h | 11.5 s | 9.3 l/100km | 4 acabados |
| 2.4L Gasolina | 125 hp | 195 Nm | Manual | Rear Wheel Drive | 200 km/h | 10.8 s | 9.3 l/100km | 4 acabados |
| 2.0L Gasolina | 122 hp | 175 Nm | Automatic | Rear Wheel Drive | 200 km/h | 10.0 s | 7.6 l/100km | 4 acabados |
| 2.0L Gasolina | 122 hp | 175 Nm | Manual | Rear Wheel Drive | 200 km/h | 10.0 s | 7.6 l/100km | 4 acabados |
| 2.0L Gasolina | 116 hp | 170 Nm | Automatic | Rear Wheel Drive | 190 km/h | 12.5 s | 8.8 l/100km | 4 acabados |
| 2.0L Gasolina | 116 hp | 170 Nm | Manual | Rear Wheel Drive | 195 km/h | 11.5 s | 8.8 l/100km | 4 acabados |
| 1.8L Gasolina | 116 hp | 160 Nm | Manual | Rear Wheel Drive | 195 km/h | 12.0 s | 7.6 l/100km | 3 acabados |
| 2.3L Diésel | 101 hp | 215 Nm | Automatic | Rear Wheel Drive | 184 km/h | 15.5 s | 7.2 l/100km | 4 acabados |
| 2.3L Diésel | 101 hp | 215 Nm | Manual | Rear Wheel Drive | 180 km/h | 14.0 s | 7.2 l/100km | 4 acabados |
| 2.3L Diésel | 90 hp | 190 Nm | Automatic | Rear Wheel Drive | — | — | — | 4 acabados |
| 2.3L Diésel | 90 hp | 190 Nm | Manual | Rear Wheel Drive | 176 km/h | 14.5 s | 6.9 l/100km | 4 acabados |
| 1.8L Gasolina | 90 hp | 148 Nm | Manual | Rear Wheel Drive | 183 km/h | 14.0 s | 7.5 l/100km | 2 acabados |
| 1.8L Gasolina | 88 hp | 143 Nm | Manual | Rear Wheel Drive | 179 km/h | 14.5 s | 8.0 l/100km | 2 acabados |
| 2.3L Diésel | 73 hp | 138 Nm | Manual | Rear Wheel Drive | 163 km/h | 19.0 s | 6.9 l/100km | 2 acabados |
Cada fila es una configuración mecánica distinta — cilindrada, potencia, transmisión, tracción y tipo de combustible — deduplicada entre acabados que comparten el mismo motor. Las diferencias solo de acabado (interior, llantas, opciones) no crean una fila aparte.