1986 Alfa Romeo 75 vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 19 year(s). Which means there will be less support and parts availability for 1986 Alfa Romeo 75. In addition, the cost of maintenance, including insurance, on 1986 Alfa Romeo 75 would be higher. At 3,822 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (350 HP @ 6600 RPM) has 197 more horse power than 1986 Alfa Romeo 75. (153 HP @ 5500 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1986 Alfa Romeo 75. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 345 kg more than 1986 Alfa Romeo 75. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 (408 Nm @ 4600 RPM) has 202 more torque (in Nm) than 1986 Alfa Romeo 75. (206 Nm @ 3200 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1986 Alfa Romeo 75. 2005 Porsche 911 has automatic transmission and 1986 Alfa Romeo 75 has manual transmission. 1986 Alfa Romeo 75 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:
| 1986 Alfa Romeo 75 | 2005 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 75 | 911 |
| Year Released | 1986 | 2005 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2393 cc | 3822 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 153 HP | 350 HP |
| Engine RPM | 5500 RPM | 6600 RPM |
| Torque | 206 Nm | 408 Nm |
| Torque RPM | 3200 RPM | 4600 RPM |
| Engine Bore Size | 88 mm | 99 mm |
| Engine Stroke Size | 68.3 mm | 82.8 mm |
| Engine Compression Ratio | 9.0:1 | 11.8:1 |
| Top Speed | 205 km/hour | 293 km/hour |
| Acceleration 0-100mph | 9 seconds | 4.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1160 kg | 1505 kg |
| Vehicle Length | 4340 mm | 4470 mm |
| Vehicle Width | 1640 mm | 1810 mm |
| Vehicle Height | 1360 mm | 1310 mm |
| Wheelbase Size | 2460 mm | 2360 mm |
| Fuel Tank Capacity | 68 L | 64 L |
