1991 Chevrolet Blazer vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 12 year(s). Which means there will be less support and parts availability for 1991 Chevrolet Blazer. In addition, the cost of maintenance, including insurance, on 1991 Chevrolet Blazer would be higher. At 4,300 cc (6 cylinders), 1991 Chevrolet Blazer is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (175 HP @ 4000 RPM) has 17 more horse power than 1991 Chevrolet Blazer. (158 HP @ 4000 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 1991 Chevrolet Blazer. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 140 kg more than 1991 Chevrolet Blazer. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Chevrolet Blazer is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Signum. In wet, icy, snow, or gravel driving conditions, 1991 Chevrolet Blazer 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, 2003 Opel Signum (371 Nm @ 1900 RPM) has 59 more torque (in Nm) than 1991 Chevrolet Blazer. (312 Nm @ 2800 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1991 Chevrolet Blazer.
Compare all specifications:
| 1991 Chevrolet Blazer | 2003 Opel Signum | |
| Make | Chevrolet | Opel |
| Model | Blazer | Signum |
| Year Released | 1991 | 2003 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4300 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 158 HP | 175 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 312 Nm | 371 Nm |
| Torque RPM | 2800 RPM | 1900 RPM |
| Engine Bore Size | 101.6 mm | 87.5 mm |
| Engine Stroke Size | 88.4 mm | 82 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1530 kg | 1670 kg |
| Vehicle Length | 4500 mm | 4640 mm |
| Vehicle Width | 1670 mm | 1800 mm |
| Vehicle Height | 1630 mm | 1470 mm |
| Wheelbase Size | 2720 mm | 2700 mm |
