The Kia K3 Sedan II (facelift, introduced in April 2021 and produced through 2023) represents a significant update to Kia’s compact sedan offering. The G1.6 (123 Hp) IVT variant occupied a crucial position in the K3 lineup, serving as the standard engine and transmission combination for many markets. This model aimed to balance affordability with reasonable performance and fuel efficiency, making it a popular choice for everyday commuting and family transportation. It falls within the second generation of the K3, known internally as the BD platform, and was a key competitor in the highly contested compact sedan segment.
Technical Specifications
| Brand | Kia |
| Model | K3 |
| Generation | K3 Sedan II (facelift 2021) |
| Type (Engine) | G1.6 (123 Hp) IVT |
| Start of production | April, 2021 |
| End of production | 2023 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 7.3-7.9 l/100 km (32.2 – 29.8 US mpg) |
| Fuel consumption (extra urban) | 5.6-6.1 l/100 km (42 – 38.6 US mpg) |
| Fuel consumption (combined) | 6.6-7.1 l/100 km (35.6 – 33.1 US mpg) |
| CO2 emissions | 108-117 g/km |
| Fuel Type | Petrol (Gasoline) |
| Weight-to-power ratio | 10.1 kg/Hp |
| Weight-to-torque ratio | 8.1 kg/Nm |
| Power | 123 Hp @ 6300 rpm |
| Torque | 154 Nm @ 4500 rpm (113.58 lb.-ft. @ 4500 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | Smartstream / G4FM |
| Engine displacement | 1598 cm3 (97.52 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Fuel injection system | Multi-port manifold injection |
| Engine oil capacity | 3.8 l (4.02 US qt | 3.34 UK qt) |
| Kerb Weight | 1240-1260 kg (2733.73 – 2777.82 lbs.) |
| Length | 4645 mm (182.87 in.) |
| Width | 1800 mm (70.87 in.) |
| Height | 1440 mm (56.69 in.) |
| Wheelbase | 2700 mm (106.3 in.) |
| Drivetrain Architecture | Front wheel drive, Internal Combustion engine |
| Number of gears and type of gearbox | automatic transmission IVT |
| Front suspension | Independent type McPherson |
| Rear suspension | Torsion |
| Front brakes | Disc |
| Rear brakes | Disc |
| Tires size | 195/65 R15 91T; 225/45 R17 91W |
Powertrain & Engine Architecture
The heart of the K3 G1.6 IVT is Kia’s Smartstream G4FM engine, a 1.6-liter naturally aspirated inline-four cylinder gasoline engine. This engine utilizes multi-port fuel injection, a relatively conventional system chosen for its balance of cost-effectiveness and reliability. The G4FM engine is designed with a focus on thermal efficiency, incorporating features like optimized combustion chamber design and reduced friction components. It produces a peak output of 123 horsepower at 6,300 rpm and 154 Nm (113.58 lb-ft) of torque at 4,500 rpm. The engine’s relatively modest output is paired with Kia’s Intelligent Variable Transmission (IVT), a continuously variable transmission (CVT) marketed under a different name. The IVT is designed to provide smooth, seamless acceleration and improved fuel economy compared to traditional automatic transmissions. It operates by using a belt and pulley system to provide an infinite number of gear ratios within its operating range.
Driving Characteristics
The K3 1.6 IVT delivers a comfortable and predictable driving experience. Acceleration is adequate for everyday driving situations, but it’s not particularly sporty. The IVT transmission tends to hold lower “gears” for longer during acceleration, keeping the engine within its optimal power band. This can result in a somewhat droning engine note under hard acceleration, a common characteristic of CVTs. Compared to the more powerful engine options available in the K3 lineup, such as the 1.6T, the G1.6 IVT feels noticeably less responsive. However, the IVT’s smooth operation and the engine’s linear power delivery make it a pleasant choice for drivers prioritizing comfort and fuel efficiency over outright performance. The gear ratios are tuned for economy, meaning highway cruising is relaxed, but overtaking maneuvers require more planning.
Equipment & Trim Levels
The G1.6 IVT trim typically served as the base or mid-range offering in the K3 lineup. Standard features generally included air conditioning, power windows and locks, a basic infotainment system with a touchscreen display, and standard safety features like ABS, airbags, and stability control. Higher trim levels added features such as alloy wheels, a more advanced infotainment system with navigation, a rearview camera, and additional safety technologies. Interior upholstery was typically cloth, with options for leatherette or leather available on higher trims. The dashboard layout was functional and straightforward, with a focus on ease of use. Optional extras often included a sunroof, upgraded audio system, and various cosmetic enhancements.
Chassis & Braking
The K3 G1.6 IVT utilizes a front-wheel-drive layout with an independent McPherson strut suspension in the front and a torsion beam suspension in the rear. This suspension setup provides a comfortable ride quality, absorbing bumps and imperfections in the road effectively. The front brakes are disc brakes, while the rear brakes are also disc brakes on most trims, providing adequate stopping power for the vehicle’s weight and performance. The steering system is a rack and pinion setup, offering precise and responsive steering feel. Stabilizer bars are included to reduce body roll during cornering, enhancing handling stability.
Market Reception & Comparison
The Kia K3 G1.6 IVT was generally well-received by critics as a practical and affordable compact sedan. Reviewers praised its comfortable ride, fuel efficiency, and user-friendly features. However, some criticized its lack of sporty performance and the somewhat unrefined feel of the IVT transmission. Compared to other trims in the K3 lineup, the G1.6 IVT offered the best fuel economy but the lowest performance. It was positioned as a value-oriented option, appealing to buyers who prioritized practicality and affordability over driving excitement. Competitors in the same segment included the Honda Civic, Toyota Corolla, and Hyundai Elantra, all of which offered similar levels of equipment and performance.
Legacy
The Kia K3 G1.6 IVT powertrain has proven to be relatively reliable in the long term. The Smartstream G4FM engine is known for its durability and low maintenance costs. The IVT transmission, while sometimes criticized for its driving feel, has also demonstrated good reliability with proper maintenance. In the used car market, the K3 G1.6 IVT remains a popular choice for budget-conscious buyers seeking a dependable and fuel-efficient compact sedan. Its affordability, combined with Kia’s reputation for reliability, makes it a compelling option for those looking for a practical and economical vehicle.
