Fuel tank: 26 of 26 variants rated.
Renault 25 TX tops the Renault 25 ranking by Fuel tank, at 72 L (19.0 gal US).
Across 26 ranked variants, Fuel tank spans from 67 L (17.7 gal US) to 72 L (19.0 gal US).
| # | Variant | Year | Body | Fuel | Fuel tank |
|---|---|---|---|---|---|
| 1 | Renault 25 TX | 1990 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 2 | Renault 25 TXE+1 | 1990 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 3 | Renault 25 TI | 1990 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 4 | Renault 25 TXI | 1990 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 5 | Renault 25 V6 Turbo | 1990 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 6 | Renault 25 V6 Injection | 1989 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 7 | Renault 25 TS | 1988 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 8 | Renault 25 GTS | 1988 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 9 | Renault 25 TX+1 | 1988 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 10 | Renault 25 GTX+1 | 1988 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 11 | Renault 25 V6 Injection+2 | 1988 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 12 | Renault 25 V6 Turbo | 1988 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 13 | Renault 25 TD | 1988 | Hatchback | Diesel | 72 L (19.0 gal US) |
| 14 | Renault 25 GTD | 1988 | Hatchback | Diesel | 72 L (19.0 gal US) |
| 15 | Renault 25 Turbo D | 1988 | Hatchback | Diesel | 72 L (19.0 gal US) |
| 16 | Renault 25 TX+1 | 1987 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 17 | Renault 25 GTX+1 | 1987 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 18 | Renault 25 V6 Injection | 1987 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 19 | Renault 25 V6 Turbo | 1985 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 20 | Renault 25 GTX+1 | 1984 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 21 | Renault 25 V6 Injection+1 | 1984 | Hatchback | Petrol | 72 L (19.0 gal US) |
| 22 | Renault 25 TD | 1984 | Hatchback | Diesel | 72 L (19.0 gal US) |
| 23 | Renault 25 GTD | 1984 | Hatchback | Diesel | 72 L (19.0 gal US) |
| 24 | Renault 25 Turbo D | 1984 | Hatchback | Diesel | 72 L (19.0 gal US) |
| 25 | Renault 25 TS | 1984 | Hatchback | Petrol | 67 L (17.7 gal US) |
| 26 | Renault 25 GTS+1 | 1984 | Hatchback | Petrol | 67 L (17.7 gal US) |