1955 Alvis TC 21 vs. 1972 Fiat 125
To start off, 1972 Fiat 125 is newer by 17 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, 1955 Alvis TC 21 (105 HP @ 4000 RPM) has 15 more horse power than 1972 Fiat 125. (90 HP @ 5600 RPM). In normal driving conditions, 1955 Alvis TC 21 should accelerate faster than 1972 Fiat 125. With that said, vehicle weight also plays an important factor in acceleration. 1955 Alvis TC 21 weights approximately 490 kg more than 1972 Fiat 125. 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, 1955 Alvis TC 21 (221 Nm @ 2500 RPM) has 90 more torque (in Nm) than 1972 Fiat 125. (131 Nm @ 4000 RPM). This means 1955 Alvis TC 21 will have an easier job in driving up hills or pulling heavy equipment than 1972 Fiat 125.
Compare all specifications:
| 1955 Alvis TC 21 | 1972 Fiat 125 | |
| Make | Alvis | Fiat |
| Model | TC 21 | 125 |
| Year Released | 1955 | 1972 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1608 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 105 HP | 90 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 221 Nm | 131 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 80 mm |
| Engine Stroke Size | 90 mm | 80 mm |
| Engine Compression Ratio | 8.0:1 | 8.8:1 |
| Top Speed | 164 km/hour | 161 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1450 kg | 960 kg |
| Vehicle Length | 4810 mm | 4230 mm |
| Vehicle Width | 1680 mm | 1610 mm |
| Vehicle Height | 1590 mm | 1450 mm |
| Wheelbase Size | 2840 mm | 2430 mm |
