1989 Alfa Romeo 75 vs. 1993 Porsche 911
To start off, 1993 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 1989 Alfa Romeo 75. In addition, the cost of maintenance, including insurance, on 1989 Alfa Romeo 75 would be higher. At 3,600 cc (6 cylinders), 1993 Porsche 911 is equipped with a bigger engine. In terms of performance, 1993 Porsche 911 (272 HP @ 6100 RPM) has 163 more horse power than 1989 Alfa Romeo 75. (109 HP @ 4200 RPM) In normal driving conditions, 1993 Porsche 911 should accelerate faster than 1989 Alfa Romeo 75. With that said, vehicle weight also plays an important factor in acceleration. 1993 Porsche 911 weights approximately 160 kg more than 1989 Alfa Romeo 75. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1993 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1989 Alfa Romeo 75. In wet, icy, snow, or gravel driving conditions, 1993 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, 1993 Porsche 911 (330 Nm @ 5000 RPM) has 95 more torque (in Nm) than 1989 Alfa Romeo 75. (235 Nm @ 2400 RPM). This means 1993 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1989 Alfa Romeo 75.
Compare all specifications:
| 1989 Alfa Romeo 75 | 1993 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 75 | 911 |
| Year Released | 1989 | 1993 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2393 cc | 3600 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 109 HP | 272 HP |
| Engine RPM | 4200 RPM | 6100 RPM |
| Torque | 235 Nm | 330 Nm |
| Torque RPM | 2400 RPM | 5000 RPM |
| Engine Bore Size | 92 mm | 100.1 mm |
| Engine Stroke Size | 90 mm | 76.4 mm |
| Engine Compression Ratio | 22.0:1 | 11.3:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1260 kg | 1420 kg |
| Vehicle Length | 4340 mm | 4250 mm |
| Vehicle Width | 1670 mm | 1740 mm |
| Vehicle Height | 1410 mm | 1310 mm |
| Wheelbase Size | 2520 mm | 2280 mm |
| Fuel Tank Capacity | 49 L | 73 L |
