2007 Citroen C6 vs. 1999 Peugeot 406
To start off, 2007 Citroen C6 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Peugeot 406. In addition, the cost of maintenance, including insurance, on 1999 Peugeot 406 would be higher. At 2,946 cc (6 cylinders), 1999 Peugeot 406 is equipped with a bigger engine. In terms of performance, 2007 Citroen C6 (201 HP @ 4200 RPM) has 7 more horse power than 1999 Peugeot 406. (194 HP @ 5500 RPM). In normal driving conditions, 2007 Citroen C6 should accelerate faster than 1999 Peugeot 406. With that said, vehicle weight also plays an important factor in acceleration. 2007 Citroen C6 weights approximately 415 kg more than 1999 Peugeot 406. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2007 Citroen C6 (441 Nm @ 1900 RPM) has 174 more torque (in Nm) than 1999 Peugeot 406. (267 Nm @ 4000 RPM). This means 2007 Citroen C6 will have an easier job in driving up hills or pulling heavy equipment than 1999 Peugeot 406. 2007 Citroen C6 has automatic transmission and 1999 Peugeot 406 has manual transmission. 1999 Peugeot 406 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Citroen C6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Citroen C6 | 1999 Peugeot 406 | |
| Make | Citroen | Peugeot |
| Model | C6 | 406 |
| Year Released | 2007 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2720 cc | 2946 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 201 HP | 194 HP |
| Engine RPM | 4200 RPM | 5500 RPM |
| Torque | 441 Nm | 267 Nm |
| Torque RPM | 1900 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 87 mm |
| Engine Stroke Size | 88 mm | 82.6 mm |
| Top Speed | 230 km/hour | 232 km/hour |
| Acceleration 0-100mph | 9.3 seconds | 8.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1870 kg | 1455 kg |
| Vehicle Length | 4910 mm | 4600 mm |
| Vehicle Width | 1870 mm | 1770 mm |
| Vehicle Height | 1470 mm | 1410 mm |
| Wheelbase Size | 2910 mm | 2710 mm |
| Fuel Tank Capacity | 72 L | 70 L |
