1951 Alvis TA 21 vs. 1967 Mercury Cougar
To start off, 1967 Mercury Cougar is newer by 16 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 4,940 cc (8 cylinders), 1967 Mercury Cougar is equipped with a bigger engine. In terms of performance, 1967 Mercury Cougar (137 HP @ 4600 RPM) has 44 more horse power than 1951 Alvis TA 21. (93 HP @ 4000 RPM) In normal driving conditions, 1967 Mercury Cougar 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 48 kg more than 1967 Mercury Cougar.
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.
Compare all specifications:
| 1951 Alvis TA 21 | 1967 Mercury Cougar | |
| Make | Alvis | Mercury |
| Model | TA 21 | Cougar |
| Year Released | 1951 | 1967 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 4940 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 93 HP | 137 HP |
| Engine RPM | 4000 RPM | 4600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1448 kg | 1400 kg |
| Vehicle Length | 4630 mm | 4990 mm |
| Vehicle Width | 1680 mm | 1890 mm |
| Vehicle Height | 1600 mm | 1320 mm |
| Wheelbase Size | 2840 mm | 2830 mm |
