1955 Alvis TC 21 vs. 1966 Ford Zephyr
To start off, 1966 Ford Zephyr is newer by 11 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 2,993 cc (6 cylinders), 1955 Alvis TC 21 is equipped with a bigger engine. In terms of performance, 1966 Ford Zephyr (126 HP @ 4750 RPM) has 21 more horse power than 1955 Alvis TC 21. (105 HP @ 4000 RPM) In normal driving conditions, 1966 Ford Zephyr should accelerate faster than 1955 Alvis TC 21. With that said, vehicle weight also plays an important factor in acceleration. 1955 Alvis TC 21 weights approximately 120 kg more than 1966 Ford Zephyr.
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, 1966 Ford Zephyr (235 Nm @ 3000 RPM) has 14 more torque (in Nm) than 1955 Alvis TC 21. (221 Nm @ 2500 RPM). This means 1966 Ford Zephyr will have an easier job in driving up hills or pulling heavy equipment than 1955 Alvis TC 21.
Compare all specifications:
| 1955 Alvis TC 21 | 1966 Ford Zephyr | |
| Make | Alvis | Ford |
| Model | TC 21 | Zephyr |
| Year Released | 1955 | 1966 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2992 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 105 HP | 126 HP |
| Engine RPM | 4000 RPM | 4750 RPM |
| Torque | 221 Nm | 235 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Engine Bore Size | 84 mm | 93.7 mm |
| Engine Stroke Size | 90 mm | 72.4 mm |
| Engine Compression Ratio | 8.0:1 | 7.8:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1330 kg |
| Vehicle Length | 4810 mm | 4710 mm |
| Vehicle Width | 1680 mm | 1820 mm |
| Vehicle Height | 1590 mm | 1490 mm |
| Wheelbase Size | 2840 mm | 2930 mm |
