1956 AC Aceca vs. 2013 Cadillac ATS
To start off, 2013 Cadillac ATS is newer by 57 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 2,000 cc (4 cylinders), 2013 Cadillac ATS is equipped with a bigger engine. In terms of performance, 2013 Cadillac ATS (268 HP @ 5500 RPM) has 145 more horse power than 1956 AC Aceca. (123 HP @ 6000 RPM) In normal driving conditions, 2013 Cadillac ATS should accelerate faster than 1956 AC Aceca. With that said, vehicle weight also plays an important factor in acceleration. 2013 Cadillac ATS weights approximately 636 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, 2013 Cadillac ATS (353 Nm) has 185 more torque (in Nm) than 1956 AC Aceca. (168 Nm). This means 2013 Cadillac ATS will have an easier job in driving up hills or pulling heavy equipment than 1956 AC Aceca. 2013 Cadillac ATS 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. 2013 Cadillac ATS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1956 AC Aceca | 2013 Cadillac ATS | |
| Make | AC | Cadillac |
| Model | Aceca | ATS |
| Year Released | 1956 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 2000 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 268 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 168 Nm | 353 Nm |
| Engine Bore Size | 66 mm | 86 mm |
| Engine Stroke Size | 96 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 6-speed automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 894 kg | 1530 kg |
| Vehicle Length | 4070 mm | 4643 mm |
| Vehicle Width | 1560 mm | 1806 mm |
| Vehicle Height | 1330 mm | 1420 mm |
| Wheelbase Size | 2290 mm | 2776 mm |
| Fuel Tank Capacity | 59 L | 61 L |
