The Kia K5 2.5 T-GDI DCT, produced from 2020 to February 2024, represents a significant offering in Kia’s mid-size sedan lineup. Positioned as a sporty and technologically advanced trim, it slots above the base 1.6L turbocharged engine and serves as a more performance-oriented alternative to the naturally aspirated 2.5L non-turbocharged K5. This variant is part of the first generation (DL3) K5, which replaced the Optima in many markets, including the United States, and aimed to attract a younger demographic with its sleek fastback design and enhanced driving experience. The K5, in general, was designed to elevate Kia’s brand image and compete directly with established players like the Honda Accord and Toyota Camry.
Technical Specifications
| Brand | Kia |
| Model | K5 |
| Generation | K5 (DL3) |
| Type (Engine) | 2.5 T-GDI (290 Hp) DCT |
| Start of production | 2020 |
| End of production | February 2024 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan, Fastback |
| Seats | 5 |
| Doors | 4 |
| Fuel Type | Petrol (Gasoline) |
| Emission standard | ULEV 70 – LEV III |
| Weight-to-power ratio | 5.5 kg/Hp, 180.9 Hp/tonne |
| Weight-to-torque ratio | 3.8 kg/Nm, 263.3 Nm/tonne |
| Power | 290 Hp @ 5800 rpm |
| Power per litre | 116.1 Hp/l |
| Torque | 422 Nm @ 1650-4000 rpm, 311.25 lb.-ft. @ 1650-4000 rpm |
| Engine layout | Front, Transverse |
| Engine displacement | 2497 cm3, 152.38 cu. in. |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 88.5 mm, 3.48 in. |
| Piston Stroke | 101.5 mm, 4 in. |
| Compression ratio | 10.5:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection and Multi-port manifold injection |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | DOHC |
| Coolant | 4.55 l, 4.81 US qt | 4 UK qt |
| Kerb Weight | 1603 kg, 3534.01 lbs |
| Max. weight | 2070 kg, 4563.57 lbs |
| Max load | 467 kg, 1029.56 lbs |
| Trunk (boot) space – minimum | 453 l, 16 cu. ft. |
| Fuel tank capacity | 60 l, 15.85 US gal | 13.2 UK gal |
| Length | 4905 mm, 193.11 in. |
| Width | 1859 mm, 73.19 in. |
| Height | 1445 mm, 56.89 in. |
| Wheelbase | 2850 mm, 112.2 in. |
| Front track | 1610 mm, 63.39 in. |
| Rear (Back) track | 1618 mm, 63.7 in. |
| Front overhang | 945 mm, 37.2 in. |
| Rear overhang | 1110 mm, 43.7 in. |
| Ride height (ground clearance) | 135 mm, 5.31 in. |
| Drag coefficient (Cd) | 0.27 |
| Minimum turning circle (turning diameter) | 11 m, 36.09 ft. |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the front wheels of the vehicle. |
| Drive wheel | Front wheel drive |
| Number of gears and type of gearbox | 8 gears, automatic transmission DCT |
| Front suspension | Independent type McPherson |
| Rear suspension | Independent multi-link suspension |
| Front brakes | Ventilated discs, 345.44 mm |
| Rear brakes | Disc, 325.12 mm |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 245/40 R19 94W |
| Wheel rims size | 8.0J x 19 |
Powertrain & Engine Architecture
At the heart of the K5 2.5 T-GDI DCT lies the “Smartstream” 2.5-liter turbocharged inline-four cylinder engine, internally designated as the G4F. This engine utilizes a combination of direct injection and multi-port fuel injection to optimize combustion efficiency and power delivery. The direct injection system provides precise fuel metering for improved performance, while the multi-port injection assists during lower engine speeds for smoother operation. The engine features a twin-scroll turbocharger with an integrated intercooler, boosting output to 290 horsepower and 311 lb-ft of torque. The 8-speed dual-clutch transmission (DCT) was chosen for its quick and precise shifts, contributing to the sporty driving experience. The DCT offers both automatic and manual shift modes, allowing drivers to tailor the driving experience to their preferences. A Start & Stop system is standard, contributing to improved fuel economy in city driving.
Driving Characteristics
The K5 2.5 T-GDI DCT delivers a noticeably more engaging driving experience compared to the base engine. The readily available torque, peaking at 311 lb-ft, provides strong acceleration from low RPMs. The DCT transmission contributes to quick and seamless gear changes, enhancing responsiveness. While not a dedicated sports sedan, the K5 T-GDI offers a confident and capable driving experience. Compared to the naturally aspirated 2.5L K5, the turbo variant provides significantly more power and acceleration. The DCT’s programming prioritizes quick shifts during spirited driving, while maintaining smoothness during normal commuting. The gear ratios are tuned to balance acceleration and fuel efficiency, with a relatively tall final drive for highway cruising.
Equipment & Trim Levels
The 2.5 T-GDI trim typically came well-equipped, often including features like leather upholstery, a panoramic sunroof, a premium audio system (often Bose), and advanced driver-assistance systems (ADAS) such as adaptive cruise control, lane keeping assist, and forward collision avoidance. Standard features also included a large touchscreen infotainment system with Apple CarPlay and Android Auto compatibility, a digital instrument cluster, and automatic climate control. Optional extras often included premium paint colors, upgraded wheel designs, and a head-up display. The GT-Line trim package, frequently paired with the 2.5 T-GDI engine, added more aggressive styling cues, including a unique front fascia, rear diffuser, and sport seats.
Chassis & Braking
The K5 utilizes a front-wheel-drive platform with an independent McPherson strut suspension in the front and an independent multi-link suspension in the rear. This suspension setup provides a good balance of ride comfort and handling. The 2.5 T-GDI models typically featured larger brakes compared to the base K5, with ventilated discs at all four corners. Front brake rotors measured 345.44mm, while rear rotors were 325.12mm. ABS (Anti-lock Braking System) was standard, along with electronic stability control and traction control. The steering system is an electric power-assisted rack and pinion system, providing precise and responsive steering feel.
Market Reception & Comparison
The Kia K5 2.5 T-GDI DCT was generally well-received by automotive critics. Reviewers praised its stylish design, strong performance, and generous feature set. However, some noted that the ride could be slightly firm, and the DCT transmission could occasionally exhibit some hesitation at low speeds. Compared to competitors like the Honda Accord 2.0T and Toyota Camry XSE, the K5 offered a more aggressive driving experience and a more modern interior design. Fuel economy was competitive, achieving an EPA estimated 27 mpg combined. Reliability reports have been generally positive, although some owners have reported minor issues with the infotainment system.
Legacy
The Kia K5 2.5 T-GDI DCT represents a pivotal moment for Kia, showcasing the brand’s ability to produce stylish, well-equipped, and performance-oriented sedans. The Smartstream engine and DCT transmission proved to be a reliable combination, and the K5 quickly gained popularity among buyers seeking a sporty and modern mid-size sedan. On the used car market, these models hold their value relatively well, particularly those in excellent condition with low mileage. The K5 2.5 T-GDI DCT continues to be a desirable option for those seeking a blend of performance, style, and value.
