1991 Buick Reatta vs. 2013 Cadillac ATS
To start off, 2013 Cadillac ATS is newer by 22 year(s). Which means there will be less support and parts availability for 1991 Buick Reatta. In addition, the cost of maintenance, including insurance, on 1991 Buick Reatta would be higher. At 3,791 cc (6 cylinders), 1991 Buick Reatta is equipped with a bigger engine. In terms of performance, 2013 Cadillac ATS (317 HP @ 6800 RPM) has 152 more horse power than 1991 Buick Reatta. (165 HP @ 4400 RPM) In normal driving conditions, 2013 Cadillac ATS should accelerate faster than 1991 Buick Reatta. With that said, vehicle weight also plays an important factor in acceleration. 2013 Cadillac ATS weights approximately 38 kg more than 1991 Buick Reatta. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Cadillac ATS is all wheel drive (AWD), it will have significant more traction and grip than 1991 Buick Reatta. In wet, icy, snow, or gravel driving conditions, 2013 Cadillac ATS 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, 2013 Cadillac ATS (373 Nm) has 87 more torque (in Nm) than 1991 Buick Reatta. (286 Nm). This means 2013 Cadillac ATS will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Reatta.
Compare all specifications:
| 1991 Buick Reatta | 2013 Cadillac ATS | |
| Make | Buick | Cadillac |
| Model | Reatta | ATS |
| Year Released | 1991 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 165 HP | 317 HP |
| Engine RPM | 4400 RPM | 6800 RPM |
| Torque | 286 Nm | 373 Nm |
| Engine Bore Size | 96.5 mm | 94 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | 6-speed automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1532 kg | 1570 kg |
| Vehicle Length | 4670 mm | 4643 mm |
| Vehicle Width | 1860 mm | 1806 mm |
| Vehicle Height | 1310 mm | 1420 mm |
| Wheelbase Size | 2510 mm | 2776 mm |
| Fuel Tank Capacity | 62 L | 61 L |
