1998 Peugeot 406 vs. 2010 Cadillac STS
To start off, 2010 Cadillac STS is newer by 12 year(s). Which means there will be less support and parts availability for 1998 Peugeot 406. In addition, the cost of maintenance, including insurance, on 1998 Peugeot 406 would be higher. At 4,600 cc (8 cylinders), 2010 Cadillac STS is equipped with a bigger engine. In terms of performance, 2010 Cadillac STS (320 HP @ 6400 RPM) has 211 more horse power than 1998 Peugeot 406. (109 HP @ 5500 RPM) In normal driving conditions, 2010 Cadillac STS should accelerate faster than 1998 Peugeot 406. With that said, vehicle weight also plays an important factor in acceleration. 2010 Cadillac STS weights approximately 427 kg more than 1998 Peugeot 406. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 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 2010 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 1998 Peugeot 406, 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, 2010 Cadillac STS (427 Nm @ 4400 RPM) has 272 more torque (in Nm) than 1998 Peugeot 406. (155 Nm @ 4250 RPM). This means 2010 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1998 Peugeot 406. 2010 Cadillac STS has automatic transmission and 1998 Peugeot 406 has manual transmission. 1998 Peugeot 406 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1998 Peugeot 406 | 2010 Cadillac STS | |
| Make | Peugeot | Cadillac |
| Model | 406 | STS |
| Year Released | 1998 | 2010 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1761 cc | 4600 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 109 HP | 320 HP |
| Engine RPM | 5500 RPM | 6400 RPM |
| Torque | 155 Nm | 427 Nm |
| Torque RPM | 4250 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1385 kg | 1812 kg |
| Vehicle Length | 4730 mm | 4996 mm |
| Vehicle Width | 1770 mm | 1844 mm |
| Vehicle Height | 1420 mm | 1463 mm |
| Wheelbase Size | 2710 mm | 2957 mm |
| Fuel Tank Capacity | 70 L | 64 L |
