2005 Cadillac STS vs. 2010 Alfa Romeo Brera
To start off, 2010 Alfa Romeo Brera is newer by 5 year(s). Which means there will be less support and parts availability for 2005 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2005 Cadillac STS would be higher. At 4,565 cc (8 cylinders), 2005 Cadillac STS is equipped with a bigger engine. In terms of performance, 2005 Cadillac STS (321 HP @ 6400 RPM) has 65 more horse power than 2010 Alfa Romeo Brera. (256 HP @ 6200 RPM). In normal driving conditions, 2005 Cadillac STS should accelerate faster than 2010 Alfa Romeo Brera. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac STS weights approximately 112 kg more than 2010 Alfa Romeo Brera. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Alfa Romeo Brera is four wheel drive (4WD), it will have significant more traction and grip than 2005 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2010 Alfa Romeo Brera 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, 2005 Cadillac STS (427 Nm @ 4400 RPM) has 105 more torque (in Nm) than 2010 Alfa Romeo Brera. (322 Nm @ 4500 RPM). This means 2005 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2010 Alfa Romeo Brera. 2005 Cadillac STS has automatic transmission and 2010 Alfa Romeo Brera has manual transmission. 2010 Alfa Romeo Brera will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Cadillac STS | 2010 Alfa Romeo Brera | |
| Make | Cadillac | Alfa Romeo |
| Model | STS | Brera |
| Year Released | 2005 | 2010 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 3193 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 256 HP |
| Engine RPM | 6400 RPM | 6200 RPM |
| Torque | 427 Nm | 322 Nm |
| Torque RPM | 4400 RPM | 4500 RPM |
| Engine Compression Ratio | 10.5:1 | 11.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 6.2 seconds | 6.8 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1817 kg | 1705 kg |
| Vehicle Length | 4990 mm | 4420 mm |
| Vehicle Width | 1850 mm | 1840 mm |
| Vehicle Height | 1470 mm | 1350 mm |
| Wheelbase Size | 2960 mm | 2530 mm |
| Fuel Consumption Overall | 11.8 L/100km | 11.5 L/100km |
| Fuel Tank Capacity | 66 L | 70 L |
