1956 AC Aceca vs. 2006 BMW 645
To start off, 2006 BMW 645 is newer by 50 year(s). Which means there will be less support and parts availability for 1956 AC Aceca. In addition, the cost of maintenance, including insurance, on 1956 AC Aceca would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 205 more horse power than 1956 AC Aceca. (123 HP @ 6000 RPM) In normal driving conditions, 2006 BMW 645 should accelerate faster than 1956 AC Aceca. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 916 kg more than 1956 AC Aceca. 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, 2006 BMW 645 (450 Nm) has 282 more torque (in Nm) than 1956 AC Aceca. (168 Nm). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1956 AC Aceca. 2006 BMW 645 has automatic transmission and 1956 AC Aceca has manual transmission. 1956 AC Aceca will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW 645 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1956 AC Aceca | 2006 BMW 645 | |
| Make | AC | BMW |
| Model | Aceca | 645 |
| Year Released | 1956 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 328 HP |
| Engine RPM | 6000 RPM | 6100 RPM |
| Torque | 168 Nm | 450 Nm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 189 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 1810 kg |
| Vehicle Length | 4070 mm | 4830 mm |
| Vehicle Width | 1560 mm | 1860 mm |
| Vehicle Height | 1330 mm | 1380 mm |
| Wheelbase Size | 2290 mm | 2790 mm |
| Fuel Tank Capacity | 59 L | 70 L |
