2009 Alpina B3 vs. 1973 AC 428
To start off, 2009 Alpina B3 is newer by 36 year(s). Which means there will be less support and parts availability for 1973 AC 428. In addition, the cost of maintenance, including insurance, on 1973 AC 428 would be higher. At 7,002 cc (8 cylinders), 1973 AC 428 is equipped with a bigger engine. In terms of performance, 1973 AC 428 (298 HP @ 4600 RPM) has 22 more horse power than 2009 Alpina B3. (276 HP @ 6200 RPM) In normal driving conditions, 1973 AC 428 should accelerate faster than 2009 Alpina B3. With that said, vehicle weight also plays an important factor in acceleration. 2009 Alpina B3 weights approximately 95 kg more than 1973 AC 428.
Because 2009 Alpina B3 is four wheel drive (4WD), it will have significant more traction and grip than 1973 AC 428. In wet, icy, snow, or gravel driving conditions, 2009 Alpina B3 will offer significantly more control. 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, 1973 AC 428 (639 Nm @ 2800 RPM) has 304 more torque (in Nm) than 2009 Alpina B3. (335 Nm @ 4500 RPM). This means 1973 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2009 Alpina B3.
Compare all specifications:
| 2009 Alpina B3 | 1973 AC 428 | |
| Make | Alpina | AC |
| Model | B3 | 428 |
| Year Released | 2009 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 3301 cc | 7002 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 276 HP | 298 HP |
| Engine RPM | 6200 RPM | 4600 RPM |
| Torque | 335 Nm | 639 Nm |
| Torque RPM | 4500 RPM | 2800 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1525 kg | 1430 kg |
| Vehicle Length | 4480 mm | 4430 mm |
| Vehicle Width | 1750 mm | 1710 mm |
| Vehicle Height | 1420 mm | 1310 mm |
| Wheelbase Size | 2730 mm | 2450 mm |
