2005 Chevrolet Impala vs. 2003 Porsche Boxster
To start off, 2005 Chevrolet Impala is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Porsche Boxster. In addition, the cost of maintenance, including insurance, on 2003 Porsche Boxster would be higher. At 3,343 cc (6 cylinders), 2005 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2003 Porsche Boxster (225 HP @ 6300 RPM) has 44 more horse power than 2005 Chevrolet Impala. (181 HP @ 5600 RPM) In normal driving conditions, 2003 Porsche Boxster should accelerate faster than 2005 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Impala weights approximately 187 kg more than 2003 Porsche Boxster.
Because 2003 Porsche Boxster 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 2003 Porsche Boxster. However, in wet, icy, snow, or gravel driving conditions, 2005 Chevrolet Impala, 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 Chevrolet Impala (278 Nm) has 17 more torque (in Nm) than 2003 Porsche Boxster. (261 Nm). This means 2005 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 2003 Porsche Boxster. 2005 Chevrolet Impala has automatic transmission and 2003 Porsche Boxster has manual transmission. 2003 Porsche Boxster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Chevrolet Impala will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Chevrolet Impala | 2003 Porsche Boxster | |
| Make | Chevrolet | Porsche |
| Model | Impala | Boxster |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 3343 cc | 2687 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 181 HP | 225 HP |
| Engine RPM | 5600 RPM | 6300 RPM |
| Torque | 278 Nm | 261 Nm |
| Engine Bore Size | 91 mm | 85.5 mm |
| Engine Stroke Size | 84 mm | 78 mm |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1537 kg | 1350 kg |
| Vehicle Length | 5090 mm | 4320 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1460 mm | 1300 mm |
| Wheelbase Size | 2880 mm | 2360 mm |
