1984 Alfa Romeo 33 vs. 2006 BMW X3
To start off, 2006 BMW X3 is newer by 22 year(s). Which means there will be less support and parts availability for 1984 Alfa Romeo 33. In addition, the cost of maintenance, including insurance, on 1984 Alfa Romeo 33 would be higher. At 2,979 cc (6 cylinders), 2006 BMW X3 is equipped with a bigger engine. In terms of performance, 2006 BMW X3 (227 HP @ 5900 RPM) has 142 more horse power than 1984 Alfa Romeo 33. (85 HP @ 5800 RPM) In normal driving conditions, 2006 BMW X3 should accelerate faster than 1984 Alfa Romeo 33. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X3 weights approximately 915 kg more than 1984 Alfa Romeo 33. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1984 Alfa Romeo 33. In wet, icy, snow, or gravel driving conditions, 2006 BMW X3 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, 2006 BMW X3 (291 Nm @ 3500 RPM) has 169 more torque (in Nm) than 1984 Alfa Romeo 33. (122 Nm @ 4000 RPM). This means 2006 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1984 Alfa Romeo 33.
Compare all specifications:
| 1984 Alfa Romeo 33 | 2006 BMW X3 | |
| Make | Alfa Romeo | BMW |
| Model | 33 | X3 |
| Year Released | 1984 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1351 cc | 2979 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 227 HP |
| Engine RPM | 5800 RPM | 5900 RPM |
| Torque | 122 Nm | 291 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 80 mm | 84.1 mm |
| Engine Stroke Size | 67.2 mm | 89.7 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 920 kg | 1835 kg |
| Vehicle Length | 4020 mm | 4570 mm |
| Vehicle Width | 1620 mm | 1860 mm |
| Vehicle Height | 1310 mm | 1680 mm |
| Wheelbase Size | 2470 mm | 2800 mm |
| Fuel Tank Capacity | 50 L | 67 L |
