2005 BMW 745 vs. 1991 Opel Calibra
To start off, 2005 BMW 745 is newer by 14 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 4,397 cc (8 cylinders), 2005 BMW 745 is equipped with a bigger engine. In terms of performance, 2005 BMW 745 (328 HP @ 6000 RPM) has 127 more horse power than 1991 Opel Calibra. (201 HP @ 5600 RPM). In normal driving conditions, 2005 BMW 745 should accelerate faster than 1991 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 745 weights approximately 522 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 2005 BMW 745. 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, 2005 BMW 745 (450 Nm @ 3600 RPM) has 170 more torque (in Nm) than 1991 Opel Calibra. (280 Nm @ 2400 RPM). This means 2005 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Calibra. 2005 BMW 745 has automatic transmission and 1991 Opel Calibra has manual transmission. 1991 Opel Calibra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 745 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW 745 | 1991 Opel Calibra | |
| Make | BMW | Opel |
| Model | 745 | Calibra |
| Year Released | 2005 | 1991 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4397 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 201 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 450 Nm | 280 Nm |
| Torque RPM | 3600 RPM | 2400 RPM |
| Engine Compression Ratio | 10.0:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 241 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1945 kg | 1423 kg |
| Vehicle Length | 5040 mm | 4500 mm |
| Vehicle Width | 1910 mm | 1700 mm |
| Vehicle Height | 1500 mm | 1610 mm |
| Wheelbase Size | 3000 mm | 2450 mm |
| Fuel Consumption Overall | 11.2 L/100km | 7.5 L/100km |
| Fuel Tank Capacity | 88 L | 40 L |
