Fuel consumption: 8 of 8 variants rated.
Renault 20 TX tops the Renault 20 ranking by Fuel consumption, at 9.9 l/100km (28.5 mpg UK · 23.8 mpg US).
Across 8 ranked variants, Fuel consumption spans from 7.9 l/100km (35.8 mpg UK · 29.8 mpg US) to 9.9 l/100km (28.5 mpg UK · 23.8 mpg US).
| # | Variant | Year | Body | Fuel | Fuel consumption |
|---|---|---|---|---|---|
| 1 | Renault 20 TX | 1980 | Hatchback | Petrol | 9.9 l/100km (28.5 mpg UK · 23.8 mpg US) |
| 2 | Renault 20 TX | 1980 | Hatchback | Petrol | 9.7 l/100km (29.1 mpg UK · 24.2 mpg US) |
| 3 | Renault 20 TS | 1977 | Hatchback | Petrol | 9.5 l/100km (29.7 mpg UK · 24.8 mpg US) |
| 4 | Renault 20 LS | 1977 | Hatchback | Petrol | 9.4 l/100km (30.1 mpg UK · 25.0 mpg US) |
| 5 | Renault 20 TS | 1977 | Hatchback | Petrol | 9.4 l/100km (30.1 mpg UK · 25.0 mpg US) |
| 6 | Renault 20 TL | 1977 | Hatchback | Petrol | 9.3 l/100km (30.4 mpg UK · 25.3 mpg US) |
| 7 | Renault 20 TD | 1980 | Hatchback | Diesel | 7.9 l/100km (35.8 mpg UK · 29.8 mpg US) |
| 8 | Renault 20 GTD | 1980 | Hatchback | Diesel | 7.9 l/100km (35.8 mpg UK · 29.8 mpg US) |