1952 Alvis TB 21 vs. 2007 Pontiac Grand Prix
To start off, 2007 Pontiac Grand Prix is newer by 55 year(s). Which means there will be less support and parts availability for 1952 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1952 Alvis TB 21 would be higher. At 3,790 cc (6 cylinders), 2007 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 2007 Pontiac Grand Prix (260 HP @ 5400 RPM) has 169 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2007 Pontiac Grand Prix should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 2007 Pontiac Grand Prix (380 Nm @ 3600 RPM) has 176 more torque (in Nm) than 1952 Alvis TB 21. (204 Nm @ 2200 RPM). This means 2007 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 1952 Alvis TB 21.
Compare all specifications:
| 1952 Alvis TB 21 | 2007 Pontiac Grand Prix | |
| Make | Alvis | Pontiac |
| Model | TB 21 | Grand Prix |
| Year Released | 1952 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2992 cc | 3790 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 91 HP | 260 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 204 Nm | 380 Nm |
| Torque RPM | 2200 RPM | 3600 RPM |
| Engine Bore Size | 84 mm | 96.5 mm |
| Engine Stroke Size | 90 mm | 86.4 mm |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 5040 mm |
| Vehicle Width | 1680 mm | 1830 mm |
| Wheelbase Size | 2750 mm | 2810 mm |
