1998 Alfa Romeo 156 vs. 2009 Cadillac DTS
To start off, 2009 Cadillac DTS is newer by 11 year(s). Which means there will be less support and parts availability for 1998 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 1998 Alfa Romeo 156 would be higher. At 4,565 cc (8 cylinders), 2009 Cadillac DTS is equipped with a bigger engine. In terms of performance, 2009 Cadillac DTS (292 HP @ 6300 RPM) has 156 more horse power than 1998 Alfa Romeo 156. (136 HP @ 4200 RPM) In normal driving conditions, 2009 Cadillac DTS should accelerate faster than 1998 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac DTS weights approximately 285 kg more than 1998 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2009 Cadillac DTS (391 Nm @ 4500 RPM) has 87 more torque (in Nm) than 1998 Alfa Romeo 156. (304 Nm @ 2000 RPM). This means 2009 Cadillac DTS will have an easier job in driving up hills or pulling heavy equipment than 1998 Alfa Romeo 156. 2009 Cadillac DTS has automatic transmission and 1998 Alfa Romeo 156 has manual transmission. 1998 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Cadillac DTS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1998 Alfa Romeo 156 | 2009 Cadillac DTS | |
| Make | Alfa Romeo | Cadillac |
| Model | 156 | DTS |
| Year Released | 1998 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2386 cc | 4565 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 136 HP | 292 HP |
| Engine RPM | 4200 RPM | 6300 RPM |
| Torque | 304 Nm | 391 Nm |
| Torque RPM | 2000 RPM | 4500 RPM |
| Engine Bore Size | 82 mm | 93 mm |
| Engine Stroke Size | 90.4 mm | 84 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1350 kg | 1635 kg |
| Vehicle Length | 4440 mm | 5280 mm |
| Vehicle Width | 1750 mm | 1910 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2940 mm |
| Fuel Tank Capacity | 63 L | 68 L |
