Roomy interior
w/ class-leading 2nd-row legroom
Available Digital Cockpit w/ Dual Panoramic Displays
Available 190 hp turbocharged engine
Drive with confidence.

2025 IIHS TOP SAFETY PICK+
The 2025 K4 was named an IIHS TOP SAFETY PICK+ in 2025. Award applies only to vehicles built after January 2025.
 

Industry-Leading Warranty
Drive with confidence knowing you're backed by Kia's industry-leading 10-year/100,000-mile Powertrain Limited Warranty.

New 2026 K4 Sedan Trims

LX
$22,290
Starting MSRP
K4 LX
Standard features:
  • EPA-Est. 39 MPG HWY
  • 2.0L 4-Cylinder Engine w/ 147 hp & 132 lb.-ft. of torque
  • 12.3-in. Touchscreen Display w/ Wireless Apple CarPlay® & Android Autoâ„¢
  • Auto Emergency Braking Technology w/ Pedestrian, Cyclist & Junction Turning Detection
  • Smart Cruise Control w/ Stop & Go
  • Smart Key w/ Push Button Start
  • Rearview Monitor w/ Dynamic Parking Guidance
  • 4 USB-C Ports
  • LED Headlights, Daytime Running Lights & LED Taillights
  • Heated, Power-Adjustable Side View Mirrors
  • Lane Keeping & Following Technology
  • Rear Occupant Alert
  • High Beam Assist (HBA)
View Inventory →
LXS
$23,390
Starting MSRP
K4 LXS
Added to / in place of standard LX trim features:
  • EPA-Est. 39 MPG HWY
  • Blind-Spot Detection Technology
  • Rear Cross-Traffic Collision-Avoidance Assist
  • 16-in. Alloy Wheels w/ Dark Gray Finish
  • 60/40 Split-Folding Rear Seat
  • Drive Mode Select
  • Safe Exit Warning
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EX
$24,490
Starting MSRP
K4 EX
Added to / in place of standard LXS trim features:
  • EPA-Est. 39 MPG HWY
  • 17-in. Alloy Wheels w/ Black & Machined Finish
  • Front Grille, Gloss Black w/ Chrome
  • SynTex Seat Trim w/ Heated Front Seats
  • Dual-Zone Auto Climate Control w/ 5-in. Display
  • Wireless Phone Charger
  • SynTex-Wrapped Steering Wheel & Gear Shift Knob
  • Illuminated Sliding Sun Visor Vanity Mirrors
  • Power Windows w/ Front Driver & Passenger One-Touch Auto-Up/Down
  • Rear Seat Center Armrest w/ Cup Holders
View Inventory →
GT-Line
$25,490
Starting MSRP
K4 GT-Line
Added to / in place of standard EX trim features:
  • EPA-Est. 39 MPG HWY
  • GT-Line Exterior & Interior Styling
  • 18-in. Alloy Wheels w/ Black & Machined Finish
  • Multi-link Rear Suspension & Larger Rear Disc Brakes
  • GT-Line Sport Steering Wheel w/ Paddle Shifters
  • 10-Way Power-Adjustable Driver's Seat w/ 2-Way Power Lumbar Adjustment
  • Gloss Black Side View Mirror Caps & Window Surrounds
  • Available Premium Package w/ Ventilated Front Seats, Wide Sunroof & Harman Kardon® Premium Audio System
  • Available Red Interior Package
View Inventory →
GT-Line Turbo
$28,390
Starting MSRP
K4 GT-Line Turbo
Added to / in place of GT-Line trim features:
  • EPA-Est. 33 MPG HWY
  • 1.6L 4-Cylinder Turbocharged Engine w/ 190 hp & 195 lb.-ft. of torque
  • Dual 12.3-in. Panoramic Displays w/ Navigation, Kia Connect & SiriusXM® Satellite Radio
  • 18-in. Alloy Wheels w/ Black Finish
  • Wide Sunroof
  • Harman Kardon® Premium Audio System
  • Small Cube LED Projector Headlights, LED Combination Taillights & LED Fog Lights
  • Dual-Zone Auto Climate Control w/ 5-in. Display & Rear Vents
  • Kia AI Assistant
  • Alloy Sport Pedals
  • Highway Driving Assist
  • Available Blind-Spot & 360° Surround View Monitor
  • Available Ventilated Front Seats
  • Available Front, Rear & Side Parking Sensors
View Inventory →

2026 Kia K4 GT-Line

Sporty style for spirited driving

The 2026 Kia K4 GT-Line delivers an exhilarating driving experience with sport-tuned suspension, 18-inch black machined alloy wheels, and available 190-hp turbocharged engine. Premium comfort features include a 10-way power driver's seat, heated and available ventilated front seats, and a heated 3-spoke sport steering wheel with paddle shifters. Finished with sleek gloss black exterior accents on the fenders, mirrors, bumper, and grille, the GT-Line is designed for those who demand style and performance in every drive.

Visit Serramonte Kia today and experience the 2026 Kia K4 GT-Line for yourself.

2026 Kia K4 GT-Line Turbo

2026 Kia K4 EXTERIOR and INTERIOR

Elevated from the inside out

Elevated from the inside out

The Kia K4 makes a powerful first impression with its LED cube projector headlights and star map daytime running lights, delivering a premium and modern presence both day and night. Its meticulously crafted fastback-style silhouette features bold, clean lines that create an unmistakable profile designed to turn heads. Available in 16, 17, and 18-inch alloy wheels with unique designs and finishes, the K4 combines sporty styling with dynamic performance. Visit Serramonte Kia today and experience the striking design of the Kia K4 for yourself.

2026 Kia K4 Performance

Live on the cutting edge

Experience exhilarating performance with the K4 GT-Line Turbo's turbocharged engine, delivering 190 hp and 195 lb.-ft. of torque for responsive acceleration. The sport-tuned multi-link rear suspension provides impressive stability and control, whether you're tackling daily commutes or spirited weekend drives. Inside, the 3-spoke sport steering wheel with paddle shifters keeps you in command while adding sleek, driver-focused style to the cabin. Visit Serramonte Kia today and feel the thrill of the K4 GT-Line Turbo for yourself.

2026 Kia K4 Performance

2026 Kia K4 Connectivity

Always on your level

Experience ultimate convenience with the K4's advanced connected features. Remote Start and Climate Control let you pre-condition your cabin before you enter, while available Digital Key 2.0 enables keyless entry and virtual key sharing with family and friends through the Kia Access app. Never lose track of your vehicle with the Find My Car feature that provides on-demand location and directions. The available Voice Assistant integrates with Amazon Alexa for hands-free control of features like Remote Start and Climate Control. Plus, Over-the-Air Updates automatically upgrade your vehicle's software to keep your infotainment system current with the latest features and enhancements. Visit Serramonte Kia today and explore the intelligent connectivity of the Kia K4 for yourself.

2026 Kia K4 Connectivity

Driver Assistance Technology

A smarter way to drive

Explore 2026 Kia K4 driver assistance features at Serramonte Kia in Colma, CA, serving Daly City, San Francisco, South San Francisco, and the Bay Area.

Rear Cross-Traffic Collision-Avoidance Assist

When available and actively engaged, Rear Cross-Traffic Collision-Avoidance Assist can detect rear cross-traffic while reversing out of a parking spot, provide auditory/visual alerts of a potential collision, and in certain circumstances, apply the brakes to help mitigate or avoid a collision.

Blind-Spot Detection Technology

When available and actively engaged, Blind-Spot Collision-Avoidance Assist can help avoid a collision by providing auditory/visual alerts and actively moving your vehicle away from the adjacent vehicle.

Auto Emergency Braking Technologies

When available and actively engaged, Auto Emergency Braking Technologies are designed to help detect potential frontal collisions and can provide alerts and automatic braking support in certain conditions.

Parking Distance Warning

When available, the front, rear, and side parking sensors use integrated ultrasonic sensors to help detect objects around your vehicle when parking. These sensors work by providing auditory/visual warnings that increase in frequency as you approach surrounding objects, helping you maneuver the vehicle more confidently.

Highway Driving Assist 2

When available and actively engaged, Highway Driving Assist 2 uses a front-facing camera, radar sensors, and navigation data to help you maintain a set speed and distance from the detected vehicle ahead while driving on certain highways. The system can assist with lane changes by providing steering input and guiding the vehicle into the adjacent lane when the turn signal is activated and can also help keep your vehicle centered in its lane, even adjusting your path within the lane if a detected vehicle to the side is too close.


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Disclaimer

The information presented on this page regarding vehicle models, specifications, features, functionality, and pricing is based on the latest data available to us at the time of publication. The manufacturer reserves the right to change product specifications, designs, and features at any time without prior notice.

To obtain the most accurate and up-to-date information and to confirm vehicle availability and specific features, please be sure to contact us at Serramonte Kia directly. We are dedicated to providing you with the most definitive answers.