1997 Alfa Romeo 145 vs. 2009 BMW Z4
To start off, 2009 BMW Z4 is newer by 12 year(s). Which means there will be less support and parts availability for 1997 Alfa Romeo 145. In addition, the cost of maintenance, including insurance, on 1997 Alfa Romeo 145 would be higher. At 2,979 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (335 HP @ 7900 RPM) has 233 more horse power than 1997 Alfa Romeo 145. (102 HP @ 6300 RPM) In normal driving conditions, 2009 BMW Z4 should accelerate faster than 1997 Alfa Romeo 145. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW Z4 weights approximately 390 kg more than 1997 Alfa Romeo 145. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2009 BMW Z4 (315 Nm @ 2750 RPM) has 191 more torque (in Nm) than 1997 Alfa Romeo 145. (124 Nm @ 4600 RPM). This means 2009 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1997 Alfa Romeo 145.
Compare all specifications:
| 1997 Alfa Romeo 145 | 2009 BMW Z4 | |
| Make | Alfa Romeo | BMW |
| Model | 145 | Z4 |
| Year Released | 1997 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1370 cc | 2979 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 102 HP | 335 HP |
| Engine RPM | 6300 RPM | 7900 RPM |
| Torque | 124 Nm | 315 Nm |
| Torque RPM | 4600 RPM | 2750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1135 kg | 1525 kg |
| Vehicle Length | 4100 mm | 4100 mm |
| Vehicle Width | 1720 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1310 mm |
| Wheelbase Size | 2550 mm | 2500 mm |
