Fiat Ritmo (1978 – 1982) vs Renault 18 (1979 – 1984): specs compared
Both offer around 76 hp at most. The Fiat Ritmo is quicker, reaching 100 km/h in 15.3 s against 17.0 s. It has the higher top speed: 159 km/h against 153 km/h. The Renault 18 uses less fuel, from 7.1 L/100 km against 8.6 L/100 km. The Fiat Ritmo is the lighter car, from 840 kg against 1,103 kg. At 4,450 mm, the Renault 18 is 510 mm longer than the Fiat Ritmo.
| Specification |
Fiat
Ritmo
1978 – 1982
|
Renault
18
1979 – 1984
|
|---|---|---|
| Overview | ||
| Origin | Italy | France |
| Documented years | 1978 – 1982 | 1979 – 1984 |
| Body style | — | — |
| Variants | 3 | 2 |
| Fuel | Petrol | Diesel, Petrol |
| Drive | FWD | FWD · AWD |
| Gearbox | Manual | Manual |
| Performance | ||
| Power | 61 – 76 hp | 66 – 72 hp |
| Torque | 81 – 118 Nm | 124 – 128 Nm |
| 0–100 km/h | 15.3 – 17.1 s | 17.0 s |
| Top speed | 145 – 159 km/h | 151 – 153 km/h |
| Economy | ||
| Fuel economy | 8.6 – 9.0 L/100 km | 7.1 – 7.6 L/100 km |
| Dimensions | ||
| Length | 3,940 mm | 4,450 mm |
| Width | 1,651 mm | 1,689 – 1,690 mm |
| Height | 1,400 mm | 1,400 mm |
| Wheelbase | 2,449 mm | 2,440 – 2,441 mm |
| Curb weight | 840 – 850 kg | 1,103 – 1,125 kg |
Ranges cover all variants of each car. The highlight marks the best version per row.

