2003 Alfa Romeo 166 vs. 2006 Cadillac STS
To start off, 2006 Cadillac STS is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 166 would be higher. At 4,565 cc (8 cylinders), 2006 Cadillac STS is equipped with a bigger engine. In terms of performance, 2006 Cadillac STS (321 HP @ 6400 RPM) has 173 more horse power than 2003 Alfa Romeo 166. (148 HP @ 6500 RPM) In normal driving conditions, 2006 Cadillac STS should accelerate faster than 2003 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac STS weights approximately 308 kg more than 2003 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Cadillac STS 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 2006 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2003 Alfa Romeo 166, 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, 2006 Cadillac STS (427 Nm @ 4400 RPM) has 246 more torque (in Nm) than 2003 Alfa Romeo 166. (181 Nm @ 3800 RPM). This means 2006 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 166. 2006 Cadillac STS has automatic transmission and 2003 Alfa Romeo 166 has manual transmission. 2003 Alfa Romeo 166 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
2003 Alfa Romeo 166 | 2006 Cadillac STS | |
Make | Alfa Romeo | Cadillac |
Model | 166 | STS |
Year Released | 2003 | 2006 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 1970 cc | 4565 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 148 HP | 321 HP |
Engine RPM | 6500 RPM | 6400 RPM |
Torque | 181 Nm | 427 Nm |
Torque RPM | 3800 RPM | 4400 RPM |
Engine Bore Size | 83 mm | 93 mm |
Engine Stroke Size | 91 mm | 84 mm |
Engine Compression Ratio | 10.0:1 | 10.5:1 |
Fuel Type | Gasoline - Premium | Gasoline - Premium |
Top Speed | 211 km/hour | 250 km/hour |
Acceleration 0-100mph | 9.8 seconds | 6.2 seconds |
Drive Type | Front | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1510 kg | 1818 kg |
Vehicle Length | 4730 mm | 4990 mm |
Vehicle Width | 1810 mm | 1850 mm |
Vehicle Height | 1420 mm | 1470 mm |
Wheelbase Size | 2710 mm | 2960 mm |
Fuel Consumption Overall | 9.9 L/100km | 14.5 L/100km |