1992 Alfa Romeo 155 vs. 2006 BMW Z4
To start off, 2006 BMW Z4 is newer by 14 year(s). Which means there will be less support and parts availability for 1992 Alfa Romeo 155. In addition, the cost of maintenance, including insurance, on 1992 Alfa Romeo 155 would be higher. At 2,492 cc (6 cylinders), 1992 Alfa Romeo 155 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (168 HP @ 6250 RPM) has 4 more horse power than 1992 Alfa Romeo 155. (164 HP @ 5800 RPM) In normal driving conditions, 2006 BMW Z4 should accelerate faster than 1992 Alfa Romeo 155. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW Z4 weights approximately 35 kg more than 1992 Alfa Romeo 155. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW Z4 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 2006 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 1992 Alfa Romeo 155, 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, 1992 Alfa Romeo 155 (217 Nm @ 4500 RPM) has 7 more torque (in Nm) than 2006 BMW Z4. (210 Nm @ 3500 RPM). This means 1992 Alfa Romeo 155 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 1992 Alfa Romeo 155 | 2006 BMW Z4 | |
| Make | Alfa Romeo | BMW |
| Model | 155 | Z4 |
| Year Released | 1992 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2170 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 164 HP | 168 HP |
| Engine RPM | 5800 RPM | 6250 RPM |
| Torque | 217 Nm | 210 Nm |
| Torque RPM | 4500 RPM | 3500 RPM |
| Engine Bore Size | 88.1 mm | 80 mm |
| Engine Stroke Size | 68.3 mm | 72 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1290 kg | 1325 kg |
| Vehicle Length | 4450 mm | 4100 mm |
| Vehicle Width | 1710 mm | 1790 mm |
| Vehicle Height | 1450 mm | 1310 mm |
