1979 BMW 728 vs. 1992 Opel Calibra
To start off, 1992 Opel Calibra is newer by 13 year(s). Which means there will be less support and parts availability for 1979 BMW 728. In addition, the cost of maintenance, including insurance, on 1979 BMW 728 would be higher. At 2,788 cc (6 cylinders), 1979 BMW 728 is equipped with a bigger engine. In terms of performance, 1992 Opel Calibra (201 HP @ 5600 RPM) has 20 more horse power than 1979 BMW 728. (181 HP @ 5800 RPM) In normal driving conditions, 1992 Opel Calibra should accelerate faster than 1979 BMW 728. With that said, vehicle weight also plays an important factor in acceleration. 1992 Opel Calibra weights approximately 30 kg more than 1979 BMW 728. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1992 Opel Calibra is four wheel drive (4WD), it will have significant more traction and grip than 1979 BMW 728. In wet, icy, snow, or gravel driving conditions, 1992 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, 1992 Opel Calibra (280 Nm @ 2400 RPM) has 40 more torque (in Nm) than 1979 BMW 728. (240 Nm @ 4200 RPM). This means 1992 Opel Calibra will have an easier job in driving up hills or pulling heavy equipment than 1979 BMW 728.
Compare all specifications:
1979 BMW 728 | 1992 Opel Calibra | |
Make | BMW | Opel |
Model | 728 | Calibra |
Year Released | 1979 | 1992 |
Body Type | Sedan | Coupe |
Engine Position | Front | Front |
Engine Size | 2788 cc | 1998 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 181 HP | 201 HP |
Engine RPM | 5800 RPM | 5600 RPM |
Torque | 240 Nm | 280 Nm |
Torque RPM | 4200 RPM | 2400 RPM |
Engine Bore Size | 86 mm | 86.1 mm |
Engine Stroke Size | 80 mm | 86 mm |
Engine Compression Ratio | 9.3:1 | 9.0:1 |
Drive Type | Rear | 4WD |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1470 kg | 1500 kg |
Vehicle Length | 4870 mm | 4500 mm |
Vehicle Width | 1810 mm | 1700 mm |
Vehicle Height | 1440 mm | 1330 mm |
Wheelbase Size | 2800 mm | 2640 mm |
Fuel Tank Capacity | 100 L | 63 L |