1957 AC Aceca vs. 2007 Cadillac XLR
To start off, 2007 Cadillac XLR is newer by 50 year(s). Which means there will be less support and parts availability for 1957 AC Aceca. In addition, the cost of maintenance, including insurance, on 1957 AC Aceca would be higher. At 4,565 cc (8 cylinders), 2007 Cadillac XLR is equipped with a bigger engine. In terms of performance, 2007 Cadillac XLR (320 HP @ 6400 RPM) has 195 more horse power than 1957 AC Aceca. (125 HP @ 6000 RPM) In normal driving conditions, 2007 Cadillac XLR should accelerate faster than 1957 AC Aceca. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac XLR weights approximately 760 kg more than 1957 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, 2007 Cadillac XLR (420 Nm @ 4400 RPM) has 253 more torque (in Nm) than 1957 AC Aceca. (167 Nm @ 4500 RPM). This means 2007 Cadillac XLR will have an easier job in driving up hills or pulling heavy equipment than 1957 AC Aceca.
Compare all specifications:
| 1957 AC Aceca | 2007 Cadillac XLR | |
| Make | AC | Cadillac |
| Model | Aceca | XLR |
| Year Released | 1957 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 4565 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 125 HP | 320 HP |
| Engine RPM | 6000 RPM | 6400 RPM |
| Torque | 167 Nm | 420 Nm |
| Torque RPM | 4500 RPM | 4400 RPM |
| Engine Bore Size | 66 mm | 93.1 mm |
| Engine Stroke Size | 96 mm | 84.1 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 1654 kg |
| Vehicle Length | 4070 mm | 4520 mm |
| Vehicle Width | 1560 mm | 1840 mm |
| Vehicle Height | 1330 mm | 1290 mm |
| Wheelbase Size | 2290 mm | 2690 mm |
| Fuel Tank Capacity | 59 L | 68 L |
