Technical specifications
| Clear list | Citroen C6 (2005-2012) | Infiniti M (2010-2014) |
| Totals | Citroen C6 (2005-2012) 3.0 HDi × | Infiniti M (2010-2014) 25 × |
| Mark | Citroen | Infiniti |
| Model | C6 (2005-2012) 3.0 HDi | M (2010-2014) 25 |
| Year | 2005 | 2010-2014 |
| Number of doors/seats | 4/5 | 4/5 |
| Body type | Sedan | Sedan |
| Unladen Weight | 1873 | 1741 |
| Gross Weight Limit | 2340 | - |
| Top Speed, km/h | 240 | 231 |
| Acceleration 0-100 kph | 8.5 | 9.2 |
| Minimum turning radius, m | 6 | - |
| Cargo Volume, min/max, L | 490 | 500 |
| Dimensions specifications, mm | Citroen C6 (2005-2012) 3.0 HDi × | Infiniti M (2010-2014) 25 × |
| Length | 4910 | 4945 |
| Width | 1860 | 1845 |
| Height | 1465 | 1500 |
| Wheelbase | 2900 | 2900 |
| Front/rear Track | 1585/1560 | 1575/1570 |
| Ground clearance | 150 | 149 |
| Engine specifications | Citroen C6 (2005-2012) 3.0 HDi × | Infiniti M (2010-2014) 25 × |
| Type | turbo diesel Common Rail | petrol Injection |
| Displacement, cm3 | 2993 | 2496 |
| Compression ratio | - | - |
| Number and arrangement of cylinders | V6 | V6 |
| The diameter of the cylinder x stroke, mm | - | - |
| Number of valves | 24 | 24 |
| Power, hp/rpm | 241/3800 | 222/4800 |
| Max torque, Nm/RPM | 450/1600 | 253/4800 |
| Transmission specifications | Citroen C6 (2005-2012) 3.0 HDi × | Infiniti M (2010-2014) 25 × |
| Gearbox | 6-speed automatic | 7-speed automatic |
| Drive Type | Front wheel drive | Rear wheel drive |
| Suspension specifications | Citroen C6 (2005-2012) 3.0 HDi × | Infiniti M (2010-2014) 25 × |
| Front | MacPherson strut | MacPherson strut |
| Rear | multi-link suspensions | multi-link suspensions |
| Tire Size | 245/45/18 | 245/50/18 |
| Disk | 5x108 ET32 d65.1
| 5x114.3 ET45 d66.1
|
| Brakes specifications | Citroen C6 (2005-2012) 3.0 HDi × | Infiniti M (2010-2014) 25 × |
| Front | Ventilated discs | Ventilated discs |
| Rear | Ventilated discs | Ventilated discs |
| Fuel consumption specifications, L/100 km | Citroen C6 (2005-2012) 3.0 HDi × | Infiniti M (2010-2014) 25 × |
| City | 10.2 | 13.3 |
| Highway | 5.2 | 8 |
| Combined | 7.4 | 10 |
| Fuel | Diesel | 95 |
| Tank, L | 72 | 80 |
| Clear list | Citroen C6 (2005-2012) | Infiniti M (2010-2014) |
