0–100 km/h: 24 of 26 variants rated.
Fiat Ritmo Diesel L tops the Fiat Ritmo ranking by 0–100 km/h, at 19.1 s.
Across 24 ranked variants, 0–100 km/h spans from 8.0 s to 19.1 s.
| # | Variant | Year | Body | Fuel | 0–100 km/h |
|---|---|---|---|---|---|
| 1 | Fiat Ritmo Diesel L+1 | 1980 | Hatchback | Diesel | 19.1 s |
| 2 | Fiat Ritmo Diesel CL+1 | 1980 | Hatchback | Diesel | 19.1 s |
| 3 | Fiat Ritmo Diesel N | 1980 | Hatchback | Diesel | 19.1 s |
| 4 | Fiat Ritmo Diesel+1 | 1983 | Hatchback | Diesel | 18.9 s |
| 5 | Fiat Ritmo Diesel L | 1985 | Hatchback | Diesel | 17.5 s |
| 6 | Fiat Ritmo Diesel CL | 1985 | Hatchback | Diesel | 17.5 s |
| 7 | Fiat Ritmo 60 L+1 | 1982 | Hatchback | Petrol | 17.1 s |
| 8 | Fiat Ritmo 60 L+1 | 1985 | Hatchback | Petrol | 15.9 s |
| 9 | Fiat Ritmo 60 CL+1 | 1985 | Hatchback | Petrol | 15.9 s |
| 10 | Fiat Ritmo 60 ES | 1985 | Hatchback | Petrol | 15.9 s |
| 11 | Fiat Ritmo 60+1 | 1983 | Hatchback | Petrol | 15.9 s |
| 12 | Fiat Ritmo 60 ES+1 | 1983 | Hatchback | Petrol | 15.9 s |
| 13 | Fiat Ritmo 65 L+1 | 1979 | Hatchback | Petrol | 15.3 s |
| 14 | Fiat Ritmo 65 CL+1 | 1979 | Hatchback | Petrol | 15.3 s |
| 15 | Fiat Ritmo 75 i.e. | 1987 | Hatchback | Petrol | 13.0 s |
| 16 | Fiat Ritmo 70 CL+1 | 1985 | Hatchback | Petrol | 13.0 s |
| 17 | Fiat Ritmo 70 S | 1985 | Hatchback | Petrol | 13.0 s |
| 18 | Fiat Ritmo 70+1 | 1983 | Hatchback | Petrol | 13.0 s |
| 19 | Fiat Ritmo 85 Super | 1981 | Hatchback | Petrol | 12.2 s |
| 20 | Fiat Ritmo 85 S | 1983 | Hatchback | Petrol | 11.0 s |
| 21 | Fiat Ritmo 100 S | 1987 | Hatchback | Petrol | 9.5 s |
| 22 | Fiat Ritmo 105 TC | 1983 | Hatchback | Petrol | 9.5 s |
| 23 | Fiat Ritmo 130 TC Abarth | 1985 | Hatchback | Petrol | 8.0 s |
| 24 | Fiat Ritmo 130 TC Abarth | 1984 | Hatchback | Petrol | 8.0 s |