1949 AC 2-Litre vs. 2005 Alpina B3
To start off, 2005 Alpina B3 is newer by 56 year(s). Which means there will be less support and parts availability for 1949 AC 2-Litre. In addition, the cost of maintenance, including insurance, on 1949 AC 2-Litre would be higher. At 3,346 cc (6 cylinders), 2005 Alpina B3 is equipped with a bigger engine. In terms of performance, 2005 Alpina B3 (301 HP @ 6300 RPM) has 225 more horse power than 1949 AC 2-Litre. (76 HP @ 4500 RPM) In normal driving conditions, 2005 Alpina B3 should accelerate faster than 1949 AC 2-Litre. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alpina B3 weights approximately 160 kg more than 1949 AC 2-Litre. 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, 2005 Alpina B3 (362 Nm @ 4800 RPM) has 226 more torque (in Nm) than 1949 AC 2-Litre. (136 Nm @ 2500 RPM). This means 2005 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 1949 AC 2-Litre.
Compare all specifications:
| 1949 AC 2-Litre | 2005 Alpina B3 | |
| Make | AC | Alpina |
| Model | 2-Litre | B3 |
| Year Released | 1949 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 3346 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 76 HP | 301 HP |
| Engine RPM | 4500 RPM | 6300 RPM |
| Torque | 136 Nm | 362 Nm |
| Torque RPM | 2500 RPM | 4800 RPM |
| Engine Bore Size | 65 mm | 87 mm |
| Engine Stroke Size | 100 mm | 93.8 mm |
| Engine Compression Ratio | 6.8:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1320 kg | 1480 kg |
| Vehicle Length | 4680 mm | 4490 mm |
| Vehicle Width | 1710 mm | 1760 mm |
| Vehicle Height | 1560 mm | 1370 mm |
| Wheelbase Size | 2980 mm | 2730 mm |
| Fuel Tank Capacity | 52 L | 88 L |
