2008 BMW Z4 vs. 1998 Alfa Romeo 155
To start off, 2008 BMW Z4 is newer by 10 year(s). Which means there will be less support and parts availability for 1998 Alfa Romeo 155. In addition, the cost of maintenance, including insurance, on 1998 Alfa Romeo 155 would be higher. At 2,499 cc (6 cylinders), 1998 Alfa Romeo 155 is equipped with a bigger engine. In terms of performance, 1998 Alfa Romeo 155 (493 HP @ 11700 RPM) has 345 more horse power than 2008 BMW Z4. (148 HP @ 6200 RPM) In normal driving conditions, 1998 Alfa Romeo 155 should accelerate faster than 2008 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW Z4 weights approximately 255 kg more than 1998 Alfa Romeo 155.
Let's talk about torque, 1998 Alfa Romeo 155 (300 Nm @ 9500 RPM) has 100 more torque (in Nm) than 2008 BMW Z4. (200 Nm @ 3600 RPM). This means 1998 Alfa Romeo 155 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW Z4.
Compare all specifications:
| 2008 BMW Z4 | 1998 Alfa Romeo 155 | |
| Make | BMW | Alfa Romeo |
| Model | Z4 | 155 |
| Year Released | 2008 | 1998 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2499 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 493 HP |
| Engine RPM | 6200 RPM | 11700 RPM |
| Torque | 200 Nm | 300 Nm |
| Torque RPM | 3600 RPM | 9500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1295 kg | 1040 kg |
| Vehicle Width | 1790 mm | 1750 mm |
