1955 Alvis TC 21 vs. 1976 Cadillac Seville
To start off, 1976 Cadillac Seville is newer by 21 year(s). Which means there will be less support and parts availability for 1955 Alvis TC 21. In addition, the cost of maintenance, including insurance, on 1955 Alvis TC 21 would be higher. At 5,734 cc (8 cylinders), 1976 Cadillac Seville is equipped with a bigger engine. In terms of performance, 1976 Cadillac Seville (177 HP @ 4400 RPM) has 72 more horse power than 1955 Alvis TC 21. (105 HP @ 4000 RPM) In normal driving conditions, 1976 Cadillac Seville should accelerate faster than 1955 Alvis TC 21. With that said, vehicle weight also plays an important factor in acceleration. 1976 Cadillac Seville weights approximately 450 kg more than 1955 Alvis TC 21. 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, 1976 Cadillac Seville (372 Nm @ 2000 RPM) has 151 more torque (in Nm) than 1955 Alvis TC 21. (221 Nm @ 2500 RPM). This means 1976 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 1955 Alvis TC 21. 1976 Cadillac Seville has automatic transmission and 1955 Alvis TC 21 has manual transmission. 1955 Alvis TC 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1976 Cadillac Seville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1955 Alvis TC 21 | 1976 Cadillac Seville | |
| Make | Alvis | Cadillac |
| Model | TC 21 | Seville |
| Year Released | 1955 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 5734 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 105 HP | 177 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 221 Nm | 372 Nm |
| Torque RPM | 2500 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 103 mm |
| Engine Stroke Size | 90 mm | 86 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1900 kg |
| Vehicle Length | 4810 mm | 5190 mm |
| Vehicle Width | 1680 mm | 1830 mm |
| Vehicle Height | 1590 mm | 1400 mm |
| Wheelbase Size | 2840 mm | 2910 mm |
