1951 Alvis TA 21 vs. 2007 Mercedes-Benz A
To start off, 2007 Mercedes-Benz A 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 2,993 cc (6 cylinders), 1951 Alvis TA 21 is equipped with a bigger engine. In terms of performance, 1951 Alvis TA 21 (93 HP @ 4000 RPM) has 12 more horse power than 2007 Mercedes-Benz A. (81 HP @ 4200 RPM). In normal driving conditions, 1951 Alvis TA 21 should accelerate faster than 2007 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 1951 Alvis TA 21 weights approximately 148 kg more than 2007 Mercedes-Benz A. 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 Mercedes-Benz A, 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 24 more torque (in Nm) than 2007 Mercedes-Benz A. (180 Nm @ 1400 RPM). This means 1951 Alvis TA 21 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz A.
Compare all specifications:
| 1951 Alvis TA 21 | 2007 Mercedes-Benz A | |
| Make | Alvis | Mercedes-Benz |
| Model | TA 21 | A |
| Year Released | 1951 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1991 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 93 HP | 81 HP |
| Engine RPM | 4000 RPM | 4200 RPM |
| Torque | 204 Nm | 180 Nm |
| Torque RPM | 2000 RPM | 1400 RPM |
| Engine Bore Size | 84 mm | 83 mm |
| Engine Stroke Size | 90 mm | 92 mm |
| Engine Compression Ratio | 7.1:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1448 kg | 1300 kg |
| Vehicle Length | 4630 mm | 3840 mm |
| Vehicle Width | 1680 mm | 1770 mm |
| Vehicle Height | 1600 mm | 1600 mm |
| Wheelbase Size | 2840 mm | 2570 mm |
| Fuel Tank Capacity | 64 L | 54 L |
