1971 Ford GT 70 vs. 1992 Opel Calibra
To start off, 1992 Opel Calibra is newer by 21 year(s). Which means there will be less support and parts availability for 1971 Ford GT 70. In addition, the cost of maintenance, including insurance, on 1971 Ford GT 70 would be higher. At 1,998 cc (4 cylinders), 1992 Opel Calibra is equipped with a bigger engine. In terms of performance, 1992 Opel Calibra (201 HP @ 5600 RPM) has 116 more horse power than 1971 Ford GT 70. (85 HP @ 5500 RPM) In normal driving conditions, 1992 Opel Calibra should accelerate faster than 1971 Ford GT 70. With that said, vehicle weight also plays an important factor in acceleration. 1992 Opel Calibra weights approximately 735 kg more than 1971 Ford GT 70. 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 1971 Ford GT 70. 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 155 more torque (in Nm) than 1971 Ford GT 70. (125 Nm @ 4000 RPM). This means 1992 Opel Calibra will have an easier job in driving up hills or pulling heavy equipment than 1971 Ford GT 70.
Compare all specifications:
| 1971 Ford GT 70 | 1992 Opel Calibra | |
| Make | Ford | Opel |
| Model | GT 70 | Calibra |
| Year Released | 1971 | 1992 |
| Engine Position | Middle | Front |
| Engine Size | 1599 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 201 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 125 Nm | 280 Nm |
| Torque RPM | 4000 RPM | 2400 RPM |
| Engine Bore Size | 93.7 mm | 86.1 mm |
| Engine Stroke Size | 72.4 mm | 86 mm |
| Engine Compression Ratio | 8.9:1 | 9.0:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 765 kg | 1500 kg |
| Vehicle Length | 3890 mm | 4500 mm |
| Vehicle Width | 1730 mm | 1700 mm |
| Vehicle Height | 1120 mm | 1330 mm |
| Wheelbase Size | 2330 mm | 2640 mm |
