Technical specifications
| Clear list | Hyundai i40 | Kia Optima (2011-2013) |
| Totals | Hyundai i40 1.6 GDI × | Kia Optima (2011-2013) 2.0 × |
| Mark | Hyundai | Kia |
| Model | i40 1.6 GDI | Optima (2011-2013) 2.0 |
| Year | 2015 | 2011-2013 |
| Number of doors/seats | 4/5 | 4/5 |
| Body type | Sedan | Sedan |
| Unladen Weight | 1477 | - |
| Gross Weight Limit | 1980 | - |
| Top Speed, km/h | 197 | 210 (202) |
| Acceleration 0-100 kph | 11.5 | 9.8 (10.9) |
| Minimum turning radius, m | 5.47 | - |
| Cargo Volume, min/max, L | 505 | - |
| Dimensions specifications, mm | Hyundai i40 1.6 GDI × | Kia Optima (2011-2013) 2.0 × |
| Length | 4745 | 4845 |
| Width | 1815 | 1830 |
| Height | 1470 | 1455 |
| Wheelbase | 2770 | 2795 |
| Front/rear Track | 1591/1597 | 1591/1591 |
| Ground clearance | 147 | 145 |
| Engine specifications | Hyundai i40 1.6 GDI × | Kia Optima (2011-2013) 2.0 × |
| Type | Gasoline Direct Injection | petrol Injection |
| Displacement, cm3 | 1591 | 1998 |
| Compression ratio | 11 | - |
| Number and arrangement of cylinders | 4 cylinders, in-line | 4 cylinders, in-line |
| The diameter of the cylinder x stroke, mm | 77x85.44 | - |
| Number of valves | 16 | 16 |
| Power, hp/rpm | 135/6300 | 150/6200 |
| Max torque, Nm/RPM | 165/4850 | 198/4600 |
| Transmission specifications | Hyundai i40 1.6 GDI × | Kia Optima (2011-2013) 2.0 × |
| Gearbox | 6-speed manual | 6-speed manual / 6-speed automatic |
| Drive Type | Front wheel drive | Front wheel drive |
| Suspension specifications | Hyundai i40 1.6 GDI × | Kia Optima (2011-2013) 2.0 × |
| Front | MacPherson strut | MacPherson strut |
| Rear | multi-link suspensions | multi-link suspensions |
| Tire Size | 205/60 R16 | 205/65 R16, 215/55 R17, 225/45 R18 |
| Disk | 5x114.3 ET45 d67.1
| 5x114.3 ET45 d67.1
|
| Brakes specifications | Hyundai i40 1.6 GDI × | Kia Optima (2011-2013) 2.0 × |
| Front | Ventilated discs | Ventilated discs |
| Rear | Discs | Discs |
| Fuel consumption specifications, L/100 km | Hyundai i40 1.6 GDI × | Kia Optima (2011-2013) 2.0 × |
| City | 8.3 | 11.2 (10.5) |
| Highway | 5.2 | 6.0 (5.9) |
| Combined | 6.3 | 7.9 (7.6) |
| Fuel | 95 | 95 |
| Tank, L | 70 | 70 |
| Clear list | Hyundai i40 | Kia Optima (2011-2013) |
