1967 Alfa Romeo Spider vs. 1953 Alvis TC 21
To start off, 1967 Alfa Romeo Spider is newer by 14 year(s). Which means there will be less support and parts availability for 1953 Alvis TC 21. In addition, the cost of maintenance, including insurance, on 1953 Alvis TC 21 would be higher. At 2,993 cc (6 cylinders), 1953 Alvis TC 21 is equipped with a bigger engine. In terms of performance, 1967 Alfa Romeo Spider (163 HP @ 5900 RPM) has 63 more horse power than 1953 Alvis TC 21. (100 HP @ 4000 RPM). In normal driving conditions, 1967 Alfa Romeo Spider should accelerate faster than 1953 Alvis TC 21. With that said, vehicle weight also plays an important factor in acceleration. 1953 Alvis TC 21 weights approximately 105 kg more than 1967 Alfa Romeo Spider.
Let's talk about torque, 1953 Alvis TC 21 (221 Nm @ 2000 RPM) has 1 more torque (in Nm) than 1967 Alfa Romeo Spider. (220 Nm @ 4000 RPM). This means 1953 Alvis TC 21 will have an easier job in driving up hills or pulling heavy equipment than 1967 Alfa Romeo Spider.
Compare all specifications:
| 1967 Alfa Romeo Spider | 1953 Alvis TC 21 | |
| Make | Alfa Romeo | Alvis |
| Model | Spider | TC 21 |
| Year Released | 1967 | 1953 |
| Engine Position | Front | Front |
| Engine Size | 2582 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 163 HP | 100 HP |
| Engine RPM | 5900 RPM | 4000 RPM |
| Torque | 220 Nm | 221 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Compression Ratio | 9.0:1 | 8.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1330 kg | 1435 kg |
| Vehicle Length | 4510 mm | 4630 mm |
| Vehicle Width | 1610 mm | 1680 mm |
| Vehicle Height | 1390 mm | 1580 mm |
| Wheelbase Size | 2510 mm | 2840 mm |
| Fuel Tank Capacity | 47 L | 64 L |
