1951 Alvis TB 21 vs. 1983 Renault 18
To start off, 1983 Renault 18 is newer by 32 year(s). Which means there will be less support and parts availability for 1951 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TB 21 would be higher. At 2,993 cc (6 cylinders), 1951 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 1951 Alvis TB 21 (91 HP @ 4000 RPM) has 11 more horse power than 1983 Renault 18. (80 HP @ 5000 RPM). In normal driving conditions, 1951 Alvis TB 21 should accelerate faster than 1983 Renault 18.
Let's talk about torque, 1951 Alvis TB 21 (204 Nm) has 68 more torque (in Nm) than 1983 Renault 18. (136 Nm). This means 1951 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1983 Renault 18.
Compare all specifications:
| 1951 Alvis TB 21 | 1983 Renault 18 | |
| Make | Alvis | Renault |
| Model | TB 21 | 18 |
| Year Released | 1951 | 1983 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1647 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 80 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 204 Nm | 136 Nm |
| Engine Bore Size | 84 mm | 81.1 mm |
| Engine Stroke Size | 90 mm | 83.5 mm |
| Engine Compression Ratio | 7.1:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4470 mm |
| Vehicle Width | 1680 mm | 1710 mm |
