1991 Chevrolet Caprice vs. 2006 Opel Signum
To start off, 2006 Opel Signum is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Chevrolet Caprice. In addition, the cost of maintenance, including insurance, on 1991 Chevrolet Caprice would be higher. At 5,001 cc (8 cylinders), 1991 Chevrolet Caprice is equipped with a bigger engine. In terms of performance, 2006 Opel Signum (173 HP @ 5500 RPM) has 5 more horse power than 1991 Chevrolet Caprice. (168 HP @ 4200 RPM) In normal driving conditions, 2006 Opel Signum should accelerate faster than 1991 Chevrolet Caprice. With that said, vehicle weight also plays an important factor in acceleration. 1991 Chevrolet Caprice weights approximately 210 kg more than 2006 Opel Signum.
Because 1991 Chevrolet Caprice is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 Chevrolet Caprice. However, in wet, icy, snow, or gravel driving conditions, 2006 Opel Signum, being front wheel drive (FWD), will offer much better control with better grip. 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, 1991 Chevrolet Caprice (346 Nm @ 2400 RPM) has 80 more torque (in Nm) than 2006 Opel Signum. (266 Nm @ 2500 RPM). This means 1991 Chevrolet Caprice will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Signum. 1991 Chevrolet Caprice has automatic transmission and 2006 Opel Signum has manual transmission. 2006 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Chevrolet Caprice will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Chevrolet Caprice | 2006 Opel Signum | |
| Make | Chevrolet | Opel |
| Model | Caprice | Signum |
| Year Released | 1991 | 2006 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5001 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 168 HP | 173 HP |
| Engine RPM | 4200 RPM | 5500 RPM |
| Torque | 346 Nm | 266 Nm |
| Torque RPM | 2400 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1770 kg | 1560 kg |
| Vehicle Length | 5440 mm | 4640 mm |
| Vehicle Width | 1960 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2840 mm |
| Fuel Tank Capacity | 68 L | 60 L |
