2007 BMW X5 vs. 1999 Alfa Romeo 156
To start off, 2007 BMW X5 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 1999 Alfa Romeo 156 would be higher. At 4,398 cc (8 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (283 HP @ 3600 RPM) has 147 more horse power than 1999 Alfa Romeo 156. (136 HP @ 4200 RPM). In normal driving conditions, 2007 BMW X5 should accelerate faster than 1999 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 830 kg more than 1999 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 BMW X5 (440 Nm @ 5400 RPM) has 136 more torque (in Nm) than 1999 Alfa Romeo 156. (304 Nm @ 2000 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1999 Alfa Romeo 156. 2007 BMW X5 has automatic transmission and 1999 Alfa Romeo 156 has manual transmission. 1999 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X5 | 1999 Alfa Romeo 156 | |
| Make | BMW | Alfa Romeo |
| Model | X5 | 156 |
| Year Released | 2007 | 1999 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2386 cc |
| Engine Cylinders | 8 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Horse Power | 283 HP | 136 HP |
| Engine RPM | 3600 RPM | 4200 RPM |
| Torque | 440 Nm | 304 Nm |
| Torque RPM | 5400 RPM | 2000 RPM |
| Engine Bore Size | 92 mm | 82 mm |
| Engine Stroke Size | 82.7 mm | 90.4 mm |
| Engine Compression Ratio | 10.0:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2180 kg | 1350 kg |
| Vehicle Length | 4670 mm | 4440 mm |
| Vehicle Width | 1880 mm | 1750 mm |
| Vehicle Height | 1710 mm | 1420 mm |
| Wheelbase Size | 2830 mm | 2600 mm |
| Fuel Tank Capacity | 93 L | 63 L |
