1991 Innocenti 990 vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Innocenti 990. In addition, the cost of maintenance, including insurance, on 1991 Innocenti 990 would be higher. At 3,596 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (315 HP @ 6800 RPM) has 264 more horse power than 1991 Innocenti 990. (51 HP @ 5800 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1991 Innocenti 990. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 855 kg more than 1991 Innocenti 990. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Innocenti 990. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 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 Porsche 911 (370 Nm @ 4250 RPM) has 295 more torque (in Nm) than 1991 Innocenti 990. (75 Nm @ 3200 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1991 Innocenti 990. 2005 Porsche 911 has automatic transmission and 1991 Innocenti 990 has manual transmission. 1991 Innocenti 990 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Innocenti 990 | 2005 Porsche 911 | |
| Make | Innocenti | Porsche |
| Model | 990 | 911 |
| Year Released | 1991 | 2005 |
| Engine Position | Front | Rear |
| Engine Size | 992 cc | 3596 cc |
| Engine Cylinders | 3 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 51 HP | 315 HP |
| Engine RPM | 5800 RPM | 6800 RPM |
| Torque | 75 Nm | 370 Nm |
| Torque RPM | 3200 RPM | 4250 RPM |
| Engine Bore Size | 76 mm | 96 mm |
| Engine Stroke Size | 73 mm | 82.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 710 kg | 1565 kg |
| Vehicle Length | 3170 mm | 4440 mm |
| Vehicle Width | 1530 mm | 1840 mm |
| Vehicle Height | 1390 mm | 1300 mm |
| Wheelbase Size | 2050 mm | 2360 mm |
