Technical specifications
| Clear list | Hyundai i40 | Kia Optima |
| Totals | Hyundai i40 2.0 GDI × | Kia Optima 2.4 × |
| Mark | Hyundai | Kia |
| Model | i40 2.0 GDI | Optima 2.4 |
| Year | 2015 | 2018 |
| Number of doors/seats | 4/5 | 4/5 |
| Body type | Sedan | Sedan |
| Unladen Weight | - | 1575 |
| Gross Weight Limit | - | 2050 |
| Top Speed, km/h | 211 | 210 |
| Acceleration 0-100 kph | 10 | 9.1 |
| Minimum turning radius, m | 5.47 | - |
| Cargo Volume, min/max, L | 505 | 510 |
| Dimensions specifications, mm | Hyundai i40 2.0 GDI × | Kia Optima 2.4 × |
| Length | 4745 | 4855 |
| Width | 1815 | 1860 |
| Height | 1470 | 1485 |
| Wheelbase | 2770 | 2805 |
| Front/rear Track | 1591/1597 | 1594/1595 |
| Ground clearance | 147 | 155 |
| Engine specifications | Hyundai i40 2.0 GDI × | Kia Optima 2.4 × |
| Type | petrol Injection | petrol Injection |
| Displacement, cm3 | 1999 | 2360 |
| Compression ratio | 11.5 | 11.3 |
| Number and arrangement of cylinders | 4 cylinders, in-line | 4 cylinders, in-line |
| The diameter of the cylinder x stroke, mm | 81х97 | 88x97 |
| Number of valves | 16 | 16 |
| Power, hp/rpm | 178/6500 | 188/6000 |
| Max torque, Nm/RPM | 213/4700 | 242/4000 |
| Transmission specifications | Hyundai i40 2.0 GDI × | Kia Optima 2.4 × |
| Gearbox | 6-speed automatic | 6-speed automatic |
| Drive Type | Front wheel drive | Front wheel drive |
| Suspension specifications | Hyundai i40 2.0 GDI × | Kia Optima 2.4 × |
| Front | MacPherson strut | MacPherson strut |
| Rear | multi-link suspensions | multi-link suspensions |
| Tire Size | 205/60 R16, 215/50 R17 | 215/60 R16, 215/55 R17 |
| Disk | 5x114.3 ET45 d67.1
| 5x114.3 ET45 d67.1
|
| Brakes specifications | Hyundai i40 2.0 GDI × | Kia Optima 2.4 × |
| Front | Ventilated discs | Ventilated discs |
| Rear | Discs | Discs |
| Fuel consumption specifications, L/100 km | Hyundai i40 2.0 GDI × | Kia Optima 2.4 × |
| City | - | 12 |
| Highway | - | 6.2 |
| Combined | 7.7 | 8.3 |
| Fuel | 95 | 95 |
| Tank, L | 70 | 70 |
| Clear list | Hyundai i40 | Kia Optima |
