2025 Kia K4 US Version

The all-new 2025 Kia K4 made its global debut at the 2024 New York International Auto Show, positioning itself as Kia’s fourth-generation compact sedan. The K4 introduces advanced driver assistance systems (ADAS), class-leading rear headroom and legroom, and segment-above technology. With an available turbocharged engine and standard multi-link rear suspension on the GT-Line trims, the K4 delivers a dynamic and responsive driving experience.

The 2025 Kia K4 is expected to launch in the United States in the second half of 2024, offering five trim levels: LX, LXS, EX, GT-Line, and GT-Line Turbo. The K4 combines seamless connectivity, premium features, and bold design proportions to redefine expectations in the compact sedan segment.

K4 Exterior Design: Modern Proportions and Dynamic Styling

The 2025 Kia K4 exterior design follows Kia’s “Opposites United” design philosophy, with proportions that stretch the car to all four corners. With an overall length of 185.4 inches and width of 72.8 inches, the K4 sets a benchmark as one of the widest and most spacious models in the compact sedan segment. Rear passengers benefit from class-leading 38 inches of legroom and 37.3 inches of headroom, ensuring superior comfort.

Key exterior elements include vertically oriented LED headlights and taillights, inspired by Kia’s flagship EV9 SUV, creating distinct front and rear lighting signatures. Hidden rear door handles integrated into the C-pillar emphasize the K4’s sleek, fastback proportions, while the trunk provides 14.6 cubic feet of cargo capacity for practicality.

• The 2025 Kia K4 compact sedan made its debut at the 2024 New York International Auto Show, showcasing advanced technology and enhanced driver assistance systems.
• It features class-leading rear headroom (37.3 inches) and legroom (38 inches), along with a spacious trunk offering 14.6 cubic feet of cargo capacity.
• The exterior highlights Kia’s “Opposites United” design philosophy, with bold styling, vertically oriented LED headlights and taillights, and hidden rear door handles.
• The K4 GT-Line Turbo models add unique design elements such as small cube LED projection headlights, gloss black accents, and 18-inch alloy wheels.
• A 30-inch digital instrument display with the Connected Car Navigation Cockpit (ccNC) system integrates faster processing, wireless Apple CarPlay and Android Auto.
• Available Digital Key 2.0 allows vehicle access and operation through compatible smart devices and enables easy key sharing.
• Two powertrain options are available: a 2.0-liter engine with 147 horsepower and an optional 1.6-liter turbocharged engine delivering 190 horsepower.
• The GT-Line Turbo models come equipped with a multi-link rear suspension, providing better lateral stiffness for enhanced driving dynamics.
• The K4 introduces advanced driver assistance systems, including Forward Collision Avoidance 1.5 and optional Forward Collision Avoidance 2, which add braking and steering support in certain scenarios.
• The 2025 Kia K4 will arrive in the U.S. market in the second half of 2024, with additional details on pricing and fuel efficiency to be announced later.

The K4 GT-Line variants introduce sport-inspired styling enhancements such as unique front and rear fascia designs with gloss black accents, satin chrome beltlines, and 18-inch alloy wheels. Additional features on the K4 GT-Line Turbo include small cube LED projection headlights, LED fog lights, gloss black trim elements, and sportier finishes, highlighting the sedan’s bold presence.

K4 Interior Design and Technology: Connectivity and Modern Features

Inside the 2025 Kia K4, the cabin sets new standards in the compact sedan segment with its ultra-modern design and seamless connectivity. At the center of the wide cockpit is a nearly 30-inch digital instrument cluster and infotainment display, a first in the segment. This integrated display is powered by Kia’s Connected Car Navigation Cockpit (ccNC) system with OTA (Over-The-Air) capability, enabling faster processing and high-fidelity visuals. Frequently used Quick Controls are accessible with a simple screen swipe.

Standard wireless Apple CarPlay and Android Auto simplify smartphone connectivity across all trims. Available Digital Key 2.0 with Ultra Wideband allows compatible Apple and Samsung devices, as well as NFC-enabled cards, to serve as virtual vehicle keys. These keys can be shared digitally with others via text, offering added convenience.

The Kia Connect voice assistant enhances functionality, responding to the phrase “Hey Kia” for tasks like climate control and audio settings. Future updates are expected to expand capabilities using generative AI for answering queries related to navigation, local points of interest, sports scores, and more.

Interior material options include Medium Gray (LX, LXS, EX) and Slate Green (EX), while GT-Line models offer premium Onyx and Off-White finishes. Features like standard heated front seats (GT-Line and above), available ventilated front seats, and a driver’s seat memory function provide enhanced comfort. The three-spoke steering wheel in GT-Line trims adds a sporty touch to the cabin.

K4 Powertrain and Driving Dynamics: Performance Options

The 2025 Kia K4 sedan offers two powertrain options for the U.S. market. The standard 2.0-liter engine produces 147 horsepower and 132 lb.-ft. of torque, paired with an intelligently variable transmission (IVT) for smooth, efficient driving.

For those seeking more performance, the available 1.6-liter turbocharged engine delivers 190 horsepower and 195 lb.-ft. of torque, matched with an 8-speed automatic transmission. Paddle shifters and sport pedals complement the GT-Line Turbo’s performance-oriented driving dynamics.

Exclusive to the GT-Line and GT-Line Turbo trims is a multi-link rear suspension, enhancing lateral stiffness and ride compliance for a more agile driving experience. Kia also prioritized noise, vibration, and harshness (NVH) reduction through the use of an available acoustic windshield and specialized tires for models equipped with 18-inch wheels.

K4 Advanced Driver Assistance Systems (ADAS): Safety Features

The 2025 Kia K4 comes equipped with Kia’s latest suite of advanced driver assistance systems (ADAS), emphasizing safety and driver confidence. Standard features include:

• Intelligent Speed Limit Assist (ISLA)

• Lane Keeping Assist (LKA)

• Smart Cruise Control with Stop & Go (SCC w/ S&G)

• Standard rear side airbags, increasing the total to eight airbags.

The available Forward Collision Avoidance Assist 1.5 (FCA-1.5) detects vehicles, pedestrians, and cyclists, with functionality for intersection left turns. On GT-Line Turbo models, the enhanced Forward Collision Avoidance Assist 2 (FCA-2) adds detection for oncoming vehicles during lane changes and crossing traffic at intersections.

Additional available safety features include Blind Spot Collision Avoidance Assist (FCA-BCA), Blind-Spot View Monitor (BVM), and a Surround-View Monitor (SVM) for 360-degree visibility in parking scenarios. Optional Evasive Steering Assist provides steering input to help avoid potential collisions with vehicles or pedestrians when space allows.

K4 Availability in the United States

The 2025 Kia K4 compact sedan is slated for U.S. release in the second half of 2024. Specific details on pricing, fuel economy, and trim levels will be announced closer to the launch. Backed by Kia’s 10-year/100,000-mile limited powertrain warranty, the K4 promises reliability and peace of mind for buyers.

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