2007 Alfa Romeo 166 vs. 1951 Alvis TA 21
To start off, 2007 Alfa Romeo 166 is newer by 56 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 3,179 cc (6 cylinders), 2007 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo 166 (237 HP @ 6200 RPM) has 144 more horse power than 1951 Alvis TA 21. (93 HP @ 4000 RPM). In normal driving conditions, 2007 Alfa Romeo 166 should accelerate faster than 1951 Alvis TA 21. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alfa Romeo 166 weights approximately 167 kg more than 1951 Alvis TA 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2007 Alfa Romeo 166, 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, 2007 Alfa Romeo 166 (289 Nm @ 4800 RPM) has 85 more torque (in Nm) than 1951 Alvis TA 21. (204 Nm @ 2000 RPM). This means 2007 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TA 21.
Compare all specifications:
| 2007 Alfa Romeo 166 | 1951 Alvis TA 21 | |
| Make | Alfa Romeo | Alvis |
| Model | 166 | TA 21 |
| Year Released | 2007 | 1951 |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 237 HP | 93 HP |
| Engine RPM | 6200 RPM | 4000 RPM |
| Torque | 289 Nm | 204 Nm |
| Torque RPM | 4800 RPM | 2000 RPM |
| Engine Bore Size | 93.1 mm | 84 mm |
| Engine Stroke Size | 78 mm | 90 mm |
| Engine Compression Ratio | 10.0:1 | 7.1:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1615 kg | 1448 kg |
| Vehicle Length | 4730 mm | 4630 mm |
| Vehicle Width | 1810 mm | 1680 mm |
| Vehicle Height | 1420 mm | 1600 mm |
| Wheelbase Size | 2710 mm | 2840 mm |
| Fuel Tank Capacity | 69 L | 64 L |
