2005 Cadillac STS vs. 2003 Renault Megane
To start off, 2005 Cadillac STS is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Renault Megane. In addition, the cost of maintenance, including insurance, on 2003 Renault Megane would be higher. At 3,556 cc (6 cylinders), 2005 Cadillac STS is equipped with a bigger engine. In terms of performance, 2005 Cadillac STS (255 HP @ 6500 RPM) has 147 more horse power than 2003 Renault Megane. (108 HP @ 6000 RPM). In normal driving conditions, 2005 Cadillac STS should accelerate faster than 2003 Renault Megane. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac STS weights approximately 581 kg more than 2003 Renault Megane. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 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 2005 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2003 Renault Megane, 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, 2005 Cadillac STS (339 Nm @ 3200 RPM) has 187 more torque (in Nm) than 2003 Renault Megane. (152 Nm @ 4200 RPM). This means 2005 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2003 Renault Megane. 2005 Cadillac STS has automatic transmission and 2003 Renault Megane has manual transmission. 2003 Renault Megane 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 | 2003 Renault Megane | |
| Make | Cadillac | Renault |
| Model | STS | Megane |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3556 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 108 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 339 Nm | 152 Nm |
| Torque RPM | 3200 RPM | 4200 RPM |
| Engine Bore Size | 94 mm | 79.6 mm |
| Engine Stroke Size | 86 mm | 80.5 mm |
| Engine Compression Ratio | 10.2:1 | 10.0:1 |
| Acceleration 0-100mph | 7.4 seconds | 11.3 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1796 kg | 1215 kg |
| Vehicle Length | 4990 mm | 4510 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2890 mm | 2810 mm |
| Fuel Consumption Highway | 9.8 L/100km | 5.7 L/100km |
| Fuel Consumption City | 13.8 L/100km | 9.1 L/100km |
| Fuel Consumption Overall | 12.4 L/100km | 6.9 L/100km |
| Fuel Tank Capacity | 64 L | 60 L |
