1992 Alfa Romeo 155 vs. 1973 Mercedes-Benz 450
To start off, 1992 Alfa Romeo 155 is newer by 19 year(s). Which means there will be less support and parts availability for 1973 Mercedes-Benz 450. In addition, the cost of maintenance, including insurance, on 1973 Mercedes-Benz 450 would be higher. At 4,520 cc (8 cylinders), 1973 Mercedes-Benz 450 is equipped with a bigger engine. In terms of performance, 1973 Mercedes-Benz 450 (225 HP @ 5000 RPM) has 38 more horse power than 1992 Alfa Romeo 155. (187 HP @ 6000 RPM) In normal driving conditions, 1973 Mercedes-Benz 450 should accelerate faster than 1992 Alfa Romeo 155. With that said, vehicle weight also plays an important factor in acceleration. 1973 Mercedes-Benz 450 weights approximately 398 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 1992 Alfa Romeo 155 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Mercedes-Benz 450. In wet, icy, snow, or gravel driving conditions, 1992 Alfa Romeo 155 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, 1973 Mercedes-Benz 450 (378 Nm @ 3000 RPM) has 87 more torque (in Nm) than 1992 Alfa Romeo 155. (291 Nm @ 2500 RPM). This means 1973 Mercedes-Benz 450 will have an easier job in driving up hills or pulling heavy equipment than 1992 Alfa Romeo 155. 1973 Mercedes-Benz 450 has automatic transmission and 1992 Alfa Romeo 155 has manual transmission. 1992 Alfa Romeo 155 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1973 Mercedes-Benz 450 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1992 Alfa Romeo 155 | 1973 Mercedes-Benz 450 | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | 155 | 450 |
| Year Released | 1992 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 4520 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 187 HP | 225 HP |
| Engine RPM | 6000 RPM | 5000 RPM |
| Torque | 291 Nm | 378 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Engine Bore Size | 84 mm | 92 mm |
| Engine Stroke Size | 90 mm | 85 mm |
| Engine Compression Ratio | 8.0:1 | 8.8:1 |
| Top Speed | 225 km/hour | 211 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1344 kg | 1742 kg |
| Vehicle Length | 4450 mm | 4970 mm |
| Vehicle Width | 1710 mm | 1870 mm |
| Vehicle Height | 1410 mm | 1430 mm |
| Wheelbase Size | 2550 mm | 2870 mm |
