2007 Cadillac CTS vs. 1999 Alfa Romeo 156
To start off, 2007 Cadillac CTS 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 3,564 cc (6 cylinders), 2007 Cadillac CTS is equipped with a bigger engine. In terms of performance, 2007 Cadillac CTS (253 HP @ 6200 RPM) has 117 more horse power than 1999 Alfa Romeo 156. (136 HP @ 4200 RPM). In normal driving conditions, 2007 Cadillac CTS should accelerate faster than 1999 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac CTS weights approximately 356 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 Cadillac CTS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 Cadillac CTS. However, in wet, icy, snow, or gravel driving conditions, 1999 Alfa Romeo 156, being front wheel drive (FWD), will offer much better control with better grip. 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 Cadillac CTS (343 Nm @ 3200 RPM) has 39 more torque (in Nm) than 1999 Alfa Romeo 156. (304 Nm @ 2000 RPM). This means 2007 Cadillac CTS will have an easier job in driving up hills or pulling heavy equipment than 1999 Alfa Romeo 156.
Compare all specifications:
| 2007 Cadillac CTS | 1999 Alfa Romeo 156 | |
| Make | Cadillac | Alfa Romeo |
| Model | CTS | 156 |
| Year Released | 2007 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3564 cc | 2386 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Horse Power | 253 HP | 136 HP |
| Engine RPM | 6200 RPM | 4200 RPM |
| Torque | 343 Nm | 304 Nm |
| Torque RPM | 3200 RPM | 2000 RPM |
| Engine Bore Size | 94 mm | 82 mm |
| Engine Stroke Size | 85 mm | 90.4 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1706 kg | 1350 kg |
| Vehicle Length | 4830 mm | 4440 mm |
| Vehicle Width | 1800 mm | 1750 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2890 mm | 2600 mm |
| Fuel Tank Capacity | 66 L | 63 L |
