1984 Alfa Romeo 33 vs. 1951 Alvis TA 21
To start off, 1984 Alfa Romeo 33 is newer by 33 year(s). Which means there will be less support and parts availability for 1951 Alvis TA 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TA 21 would be higher. At 2,993 cc (6 cylinders), 1951 Alvis TA 21 is equipped with a bigger engine. In terms of performance, both vehicles can yield 93 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 1951 Alvis TA 21 weights approximately 533 kg more than 1984 Alfa Romeo 33.
Because 1951 Alvis TA 21 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1951 Alvis TA 21. However, in wet, icy, snow, or gravel driving conditions, 1984 Alfa Romeo 33, being front wheel drive (FWD), will offer much better control with better grip. 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, 1951 Alvis TA 21 (204 Nm @ 2000 RPM) has 74 more torque (in Nm) than 1984 Alfa Romeo 33. (130 Nm @ 4000 RPM). This means 1951 Alvis TA 21 will have an easier job in driving up hills or pulling heavy equipment than 1984 Alfa Romeo 33.
Compare all specifications:
| 1984 Alfa Romeo 33 | 1951 Alvis TA 21 | |
| Make | Alfa Romeo | Alvis |
| Model | 33 | TA 21 |
| Year Released | 1984 | 1951 |
| Engine Position | Front | Front |
| Engine Size | 1490 cc | 2993 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 93 HP | 93 HP |
| Engine RPM | 5750 RPM | 4000 RPM |
| Torque | 130 Nm | 204 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 84.1 mm | 84 mm |
| Engine Stroke Size | 67.2 mm | 90 mm |
| Engine Compression Ratio | 9.0:1 | 7.1:1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 915 kg | 1448 kg |
| Vehicle Length | 4150 mm | 4630 mm |
| Vehicle Width | 1620 mm | 1680 mm |
| Vehicle Height | 1350 mm | 1600 mm |
| Wheelbase Size | 2410 mm | 2840 mm |
| Fuel Tank Capacity | 50 L | 64 L |
