1991 Porsche 911 vs. 1978 Volvo 66
To start off, 1991 Porsche 911 is newer by 13 year(s). Which means there will be less support and parts availability for 1978 Volvo 66. In addition, the cost of maintenance, including insurance, on 1978 Volvo 66 would be higher. At 3,163 cc (6 cylinders), 1991 Porsche 911 is equipped with a bigger engine. In terms of performance, 1991 Porsche 911 (228 HP @ 5900 RPM) has 172 more horse power than 1978 Volvo 66. (56 HP @ 5200 RPM). In normal driving conditions, 1991 Porsche 911 should accelerate faster than 1978 Volvo 66. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 911 weights approximately 345 kg more than 1978 Volvo 66. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1991 Porsche 911 (286 Nm) has 192 more torque (in Nm) than 1978 Volvo 66. (94 Nm). This means 1991 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1978 Volvo 66.
Compare all specifications:
| 1991 Porsche 911 | 1978 Volvo 66 | |
| Make | Porsche | Volvo |
| Model | 911 | 66 |
| Year Released | 1991 | 1978 |
| Engine Position | Rear | Front |
| Engine Size | 3163 cc | 1289 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 228 HP | 56 HP |
| Engine RPM | 5900 RPM | 5200 RPM |
| Torque | 286 Nm | 94 Nm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1175 kg | 830 kg |
| Vehicle Length | 4300 mm | 3910 mm |
| Vehicle Width | 1660 mm | 1550 mm |
| Vehicle Height | 1260 mm | 1390 mm |
