1991 Alfa Romeo 75 vs. 2003 Alfa Romeo 166
To start off, 2003 Alfa Romeo 166 is newer by 12 year(s). Which means there will be less support and parts availability for 1991 Alfa Romeo 75. In addition, the cost of maintenance, including insurance, on 1991 Alfa Romeo 75 would be higher. At 1,970 cc (6 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 166 (148 HP @ 6300 RPM) has 39 more horse power than 1991 Alfa Romeo 75. (109 HP @ 6000 RPM) In normal driving conditions, 2003 Alfa Romeo 166 should accelerate faster than 1991 Alfa Romeo 75. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 360 kg more than 1991 Alfa Romeo 75. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Alfa Romeo 75 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 Alfa Romeo 75. However, in wet, icy, snow, or gravel driving conditions, 2003 Alfa Romeo 166, being front wheel drive (FWD), will offer much better control with better grip. 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, 2003 Alfa Romeo 166 (182 Nm @ 3800 RPM) has 33 more torque (in Nm) than 1991 Alfa Romeo 75. (149 Nm @ 4000 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo 75.
Compare all specifications:
| 1991 Alfa Romeo 75 | 2003 Alfa Romeo 166 | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 75 | 166 |
| Year Released | 1991 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1567 cc | 1970 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 109 HP | 148 HP |
| Engine RPM | 6000 RPM | 6300 RPM |
| Torque | 149 Nm | 182 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1060 kg | 1420 kg |
| Vehicle Length | 4340 mm | 4730 mm |
| Vehicle Width | 1670 mm | 1810 mm |
| Vehicle Height | 1410 mm | 1420 mm |
| Wheelbase Size | 2520 mm | 2600 mm |
| Fuel Tank Capacity | 49 L | 69 L |
