1991 Alfa Romeo SZ vs. 2006 BMW X5
To start off, 2006 BMW X5 is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Alfa Romeo SZ. In addition, the cost of maintenance, including insurance, on 1991 Alfa Romeo SZ would be higher. At 2,959 cc (6 cylinders), 1991 Alfa Romeo SZ is equipped with a bigger engine. In terms of performance, 1991 Alfa Romeo SZ (208 HP @ 6200 RPM) has 27 more horse power than 2006 BMW X5. (181 HP @ 2000 RPM). In normal driving conditions, 1991 Alfa Romeo SZ should accelerate faster than 2006 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X5 weights approximately 370 kg more than 1991 Alfa Romeo SZ.
Because 2006 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Alfa Romeo SZ. In wet, icy, snow, or gravel driving conditions, 2006 BMW X5 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 X5 (410 Nm @ 2000 RPM) has 165 more torque (in Nm) than 1991 Alfa Romeo SZ. (245 Nm @ 4500 RPM). This means 2006 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo SZ. 2006 BMW X5 has automatic transmission and 1991 Alfa Romeo SZ has manual transmission. 1991 Alfa Romeo SZ will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
1991 Alfa Romeo SZ | 2006 BMW X5 | |
Make | Alfa Romeo | BMW |
Model | SZ | X5 |
Year Released | 1991 | 2006 |
Engine Position | Front | Front |
Engine Size | 2959 cc | 2926 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 208 HP | 181 HP |
Engine RPM | 6200 RPM | 2000 RPM |
Torque | 245 Nm | 410 Nm |
Torque RPM | 4500 RPM | 2000 RPM |
Engine Compression Ratio | 10.0:1 | 18.0:1 |
Fuel Type | Gasoline | Diesel |
Top Speed | 233 km/hour | 195 km/hour |
Drive Type | Rear | 4WD |
Transmission Type | Manual | Automatic |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1260 kg | 1630 kg |
Vehicle Length | 4670 mm | 4670 mm |
Vehicle Width | 1740 mm | 1880 mm |
Vehicle Height | 1320 mm | 1720 mm |
Wheelbase Size | 2520 mm | 2830 mm |
Fuel Tank Capacity | 50 L | 93 L |