The Renault 18 (1978-1984) 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 |
|---|---|---|---|---|---|---|---|---|
| 1.6L Petrol | 110 hp | 181 Nm | Manual | Front Wheel Drive | 185 km/h | 10.0 s | 8.2 l/100km | 1 trim |
| 2.0L Petrol | 104 hp | 157 Nm | Manual | Front Wheel Drive | 185 km/h | 11.6 s | 8.1 l/100km | 3 trims |
| 1.6L Petrol | 96 hp | 130 Nm | Manual | Front Wheel Drive | 160 km/h | — | 8.1 l/100km | 2 trims |
| 1.6L Petrol | 79 hp | 120 Nm | Manual | Front Wheel Drive | 155 km/h | — | 9.3 l/100km | 1 trim |
| 1.6L Petrol | 73 hp | 128 Nm | Manual | Front Wheel Drive | 155 km/h | 14.4 s | 7.3 l/100km | 1 trim |
| 2.1L Diesel | 66 hp | 124 Nm | Manual | Front Wheel Drive | 156 km/h | 16.6 s | 6.7 l/100km | 2 trims |
| 1.4L Petrol | 64 hp | 102 Nm | Manual | Front Wheel Drive | 152 km/h | 16.7 s | 7.5 l/100km | 3 trims |
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.