1951 Alvis TA 21 vs. 1968 Opel Commodore
To start off, 1968 Opel Commodore is newer by 17 year(s). Which means there will be less support and parts availability for 1951 Alvis TA 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TA 21 would be higher. At 2,993 cc (6 cylinders), 1951 Alvis TA 21 is equipped with a bigger engine. In terms of performance, 1968 Opel Commodore (94 HP @ 4800 RPM) has 1 more horse power than 1951 Alvis TA 21. (93 HP @ 4000 RPM) In normal driving conditions, 1968 Opel Commodore should accelerate faster than 1951 Alvis TA 21. With that said, vehicle weight also plays an important factor in acceleration. 1951 Alvis TA 21 weights approximately 272 kg more than 1968 Opel Commodore.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1951 Alvis TA 21 (204 Nm @ 2000 RPM) has 47 more torque (in Nm) than 1968 Opel Commodore. (157 Nm @ 3200 RPM). This means 1951 Alvis TA 21 will have an easier job in driving up hills or pulling heavy equipment than 1968 Opel Commodore.
Compare all specifications:
| 1951 Alvis TA 21 | 1968 Opel Commodore | |
| Make | Alvis | Opel |
| Model | TA 21 | Commodore |
| Year Released | 1951 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2239 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 93 HP | 94 HP |
| Engine RPM | 4000 RPM | 4800 RPM |
| Torque | 204 Nm | 157 Nm |
| Torque RPM | 2000 RPM | 3200 RPM |
| Engine Compression Ratio | 7.1:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1448 kg | 1176 kg |
| Vehicle Length | 4630 mm | 4620 mm |
| Vehicle Width | 1680 mm | 1730 mm |
| Vehicle Height | 1600 mm | 1360 mm |
| Wheelbase Size | 2840 mm | 2670 mm |
| Fuel Tank Capacity | 64 L | 70 L |
