2005 Cadillac XLR vs. 1951 Alfa Romeo 1900
To start off, 2005 Cadillac XLR is newer by 54 year(s). Which means there will be less support and parts availability for 1951 Alfa Romeo 1900. In addition, the cost of maintenance, including insurance, on 1951 Alfa Romeo 1900 would be higher. At 4,564 cc (8 cylinders), 2005 Cadillac XLR is equipped with a bigger engine. In terms of performance, 2005 Cadillac XLR (322 HP @ 6400 RPM) has 232 more horse power than 1951 Alfa Romeo 1900. (90 HP @ 5200 RPM). In normal driving conditions, 2005 Cadillac XLR should accelerate faster than 1951 Alfa Romeo 1900. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac XLR weights approximately 554 kg more than 1951 Alfa Romeo 1900. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2005 Cadillac XLR (420 Nm @ 4000 RPM) has 280 more torque (in Nm) than 1951 Alfa Romeo 1900. (140 Nm @ 3500 RPM). This means 2005 Cadillac XLR will have an easier job in driving up hills or pulling heavy equipment than 1951 Alfa Romeo 1900. 2005 Cadillac XLR has automatic transmission and 1951 Alfa Romeo 1900 has manual transmission. 1951 Alfa Romeo 1900 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Cadillac XLR will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Cadillac XLR | 1951 Alfa Romeo 1900 | |
| Make | Cadillac | Alfa Romeo |
| Model | XLR | 1900 |
| Year Released | 2005 | 1951 |
| Engine Position | Front | Front |
| Engine Size | 4564 cc | 1884 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 322 HP | 90 HP |
| Engine RPM | 6400 RPM | 5200 RPM |
| Torque | 420 Nm | 140 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Compression Ratio | 11.0:1 | 7.5:1 |
| Top Speed | 250 km/hour | 145 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1654 kg | 1100 kg |
| Vehicle Length | 4520 mm | 4410 mm |
| Vehicle Width | 1840 mm | 1610 mm |
| Vehicle Height | 1290 mm | 1500 mm |
| Wheelbase Size | 2690 mm | 2710 mm |
