1954 Alvis TA 21 vs. 1970 Mercury Comet
To start off, 1970 Mercury Comet is newer by 16 year(s). Which means there will be less support and parts availability for 1954 Alvis TA 21. In addition, the cost of maintenance, including insurance, on 1954 Alvis TA 21 would be higher. At 2,993 cc (6 cylinders), 1954 Alvis TA 21 is equipped with a bigger engine. In terms of performance, 1954 Alvis TA 21 (93 HP @ 4000 RPM) has 12 more horse power than 1970 Mercury Comet. (81 HP @ 4400 RPM). In normal driving conditions, 1954 Alvis TA 21 should accelerate faster than 1970 Mercury Comet. With that said, vehicle weight also plays an important factor in acceleration. 1954 Alvis TA 21 weights approximately 228 kg more than 1970 Mercury Comet. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1954 Alvis TA 21 (204 Nm @ 2000 RPM) has 28 more torque (in Nm) than 1970 Mercury Comet. (176 Nm @ 1800 RPM). This means 1954 Alvis TA 21 will have an easier job in driving up hills or pulling heavy equipment than 1970 Mercury Comet.
Compare all specifications:
| 1954 Alvis TA 21 | 1970 Mercury Comet | |
| Make | Alvis | Mercury |
| Model | TA 21 | Comet |
| Year Released | 1954 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2782 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 93 HP | 81 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 204 Nm | 176 Nm |
| Torque RPM | 2000 RPM | 1800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1448 kg | 1220 kg |
| Vehicle Length | 4630 mm | 4620 mm |
| Vehicle Width | 1680 mm | 1800 mm |
| Vehicle Height | 1590 mm | 1350 mm |
| Wheelbase Size | 2840 mm | 2630 mm |
