1951 Alvis TB 21 vs. 2005 Renault Espace
To start off, 2005 Renault Espace is newer by 54 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 3,498 cc (6 cylinders), 2005 Renault Espace is equipped with a bigger engine. In terms of performance, 2005 Renault Espace (238 HP @ 6000 RPM) has 147 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2005 Renault Espace should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 2005 Renault Espace (330 Nm) has 126 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 2005 Renault Espace will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TB 21.
Compare all specifications:
| 1951 Alvis TB 21 | 2005 Renault Espace | |
| Make | Alvis | Renault |
| Model | TB 21 | Espace |
| Year Released | 1951 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 238 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 204 Nm | 330 Nm |
| Engine Compression Ratio | 7.1:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Vehicle Length | 4430 mm | 4670 mm |
| Vehicle Width | 1680 mm | 1900 mm |
| Wheelbase Size | 2750 mm | 2710 mm |
