1951 Alvis TA 21 vs. 1982 Opel Manta
To start off, 1982 Opel Manta is newer by 31 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, 1982 Opel Manta (110 HP @ 5400 RPM) has 17 more horse power than 1951 Alvis TA 21. (93 HP @ 4000 RPM) In normal driving conditions, 1982 Opel Manta 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 358 kg more than 1982 Opel Manta.
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 43 more torque (in Nm) than 1982 Opel Manta. (161 Nm @ 3400 RPM). This means 1951 Alvis TA 21 will have an easier job in driving up hills or pulling heavy equipment than 1982 Opel Manta.
Compare all specifications:
| 1951 Alvis TA 21 | 1982 Opel Manta | |
| Make | Alvis | Opel |
| Model | TA 21 | Manta |
| Year Released | 1951 | 1982 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1979 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 93 HP | 110 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 204 Nm | 161 Nm |
| Torque RPM | 2000 RPM | 3400 RPM |
| Engine Bore Size | 84 mm | 95 mm |
| Engine Stroke Size | 90 mm | 69.8 mm |
| Engine Compression Ratio | 7.1:1 | 9.4:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1448 kg | 1090 kg |
| Vehicle Length | 4630 mm | 4450 mm |
| Vehicle Width | 1680 mm | 1700 mm |
| Vehicle Height | 1600 mm | 1340 mm |
| Wheelbase Size | 2840 mm | 2600 mm |
| Fuel Tank Capacity | 64 L | 70 L |
