2003 Ascari KZ1 vs. 1991 Opel Calibra
To start off, 2003 Ascari KZ1 is newer by 12 year(s). Which means there will be less support and parts availability for 1991 Opel Calibra. In addition, the cost of maintenance, including insurance, on 1991 Opel Calibra would be higher. At 4,941 cc (8 cylinders), 2003 Ascari KZ1 is equipped with a bigger engine. In terms of performance, 2003 Ascari KZ1 (500 HP @ 7000 RPM) has 385 more horse power than 1991 Opel Calibra. (115 HP @ 5200 RPM). In normal driving conditions, 2003 Ascari KZ1 should accelerate faster than 1991 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Ascari KZ1 weights approximately 160 kg more than 1991 Opel Calibra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Opel Calibra is four wheel drive (4WD), it will have significant more traction and grip than 2003 Ascari KZ1. In wet, icy, snow, or gravel driving conditions, 1991 Opel Calibra 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 Ascari KZ1 (550 Nm @ 4500 RPM) has 376 more torque (in Nm) than 1991 Opel Calibra. (174 Nm @ 2600 RPM). This means 2003 Ascari KZ1 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Calibra.
Compare all specifications:
| 2003 Ascari KZ1 | 1991 Opel Calibra | |
| Make | Ascari | Opel |
| Model | KZ1 | Calibra |
| Year Released | 2003 | 1991 |
| Body Type | Coupe | Coupe |
| Engine Position | Middle | Front |
| Engine Size | 4941 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 500 HP | 115 HP |
| Engine RPM | 7000 RPM | 5200 RPM |
| Torque | 550 Nm | 174 Nm |
| Torque RPM | 4500 RPM | 2600 RPM |
| Engine Bore Size | 94 mm | 86 mm |
| Engine Stroke Size | 89 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 321 km/hour | 246 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1350 kg | 1190 kg |
| Vehicle Length | 4300 mm | 4500 mm |
| Vehicle Width | 1852 mm | 1680 mm |
| Vehicle Height | 1138 mm | 1330 mm |
| Wheelbase Size | 2636 mm | 2610 mm |
