2004 Buick Regal vs. 1991 Opel Kadett
To start off, 2004 Buick Regal is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1991 Opel Kadett would be higher. At 3,791 cc (6 cylinders), 2004 Buick Regal is equipped with a bigger engine. In terms of performance, 2004 Buick Regal (201 HP @ 5200 RPM) has 120 more horse power than 1991 Opel Kadett. (81 HP @ 5800 RPM). In normal driving conditions, 2004 Buick Regal should accelerate faster than 1991 Opel Kadett.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2004 Buick Regal (305 Nm) has 173 more torque (in Nm) than 1991 Opel Kadett. (132 Nm). This means 2004 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Kadett.
Compare all specifications:
| 2004 Buick Regal | 1991 Opel Kadett | |
| Make | Buick | Opel |
| Model | Regal | Kadett |
| Year Released | 2004 | 1991 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 201 HP | 81 HP |
| Engine RPM | 5200 RPM | 5800 RPM |
| Torque | 305 Nm | 132 Nm |
| Engine Bore Size | 97 mm | 80 mm |
| Engine Stroke Size | 86 mm | 79.5 mm |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 4990 mm | 4000 mm |
| Vehicle Width | 1850 mm | 1670 mm |
| Vehicle Height | 1440 mm | 1390 mm |
