2025 KIA K4 | 3KPFT4DE4SE103351

Specifications
2
~$30,000
Engine: 1.6L turbocharged inline-4
Torque: 264 Nm
0–100 km/h: ~7.5 s
The 1.6L turbocharged inline-four in the Kia K4 GT-Line delivers 190 horsepower and 264 Nm of torque, offering a surprising level of energy for a compact sedan positioned below the performance tier. The turbocharger comes on early, giving the car confident low-end response and solid highway merging power. The acceleration time of approximately 7.5 seconds places it in the sportier half of the segment, aided by a smooth and intelligent 8-speed automatic transmission that keeps the engine in its torque-rich zone without constant downshifting.
Through corners, the K4 GT-Line benefits from a multi-link rear suspension setup that enhances lateral stability and composure over uneven surfaces. Steering is electrically assisted yet well-weighted, and body roll is well-controlled considering the car's comfort-oriented roots. Despite lacking adaptive dampers, the balance between comfort and response is finely tuned, allowing the driver to lean into curves with confidence. The chassis feels planted and mature, a notable step up from its Forte predecessor.
The character of the K4 is one of elevated daily refinement rather than outright aggression. It doesn’t seek to rival hot sedans like the Civic Si or Elantra N, but it distances itself from appliance-like rivals through design, structural rigidity, and attention to driver engagement. It exists as a stylish, confident bridge between mass-market value and premium intention — comfortable enough for long commutes, yet athletic enough to make them enjoyable.
Body Styles
The Kia K4 is a four-door compact sedan with fastback-inspired proportions and a pronounced coupe-like silhouette. Its long hood and raked windshield create an aggressive forward stance, while the gently sloping roofline tapers into a short rear deck that integrates a subtle built-in spoiler. At 185.4 inches in length and 72.8 inches in width, the K4 is among the largest vehicles in its class, offering both visual presence and real interior volume. The low beltline and wide shoulder profile give the car a grounded, planted look, while the upright front end with vertical LED headlights adds height and character. The rear features sharp LED elements with a strong horizontal emphasis, reinforcing width. It walks the line between premium and sporty with surprising grace, designed to turn heads in a segment often overlooked for style.
Model Name Meaning (Manufacturer)
The name “K4” is part of Kia’s alphanumeric sedan naming strategy, where the “K” designates a passenger car line and the number reflects its position within the model hierarchy. K4 replaces the Forte in North America and marks a conceptual reset, signaling a shift toward more mature design, refined packaging, and simplified global naming. The numeric approach is also meant to unify the sedan portfolio across regions under a consistent naming logic.
Body & Interior Colors and Rims
The K4’s exterior color options include traditional hues such as Snow White Pearl, Steel Gray, and Aurora Black, as well as bold shades like Slate Green, Morning Haze, and Volcanic Orange that offer youthful expressiveness. Paint finishes vary from soft metallic to pearlescent depending on trim. GT-Line variants add black-painted mirrors, contrast roof options, and gloss-black window surrounds for added sport appeal. These visual cues are subtle but cohesive, giving the K4 a more upscale silhouette from a distance.
Inside, the cabin offers tonal and material diversity. Lower trims feature Medium Gray or Slate Green fabric, while upper trims gain synthetic leather finishes in Onyx Black or Off-White with copper or red contrast stitching. The dashboard architecture is centered around a nearly 30-inch curved digital interface that merges the instrument cluster and infotainment screen into one sweeping pane. Trim inserts include gloss black, brushed aluminum-look textures, or piano-black appliqués depending on configuration. Ambient lighting, sculpted door panels, and floating console elements elevate the tactile environment well beyond the compact norm.
Wheel designs range from 16-inch silver-painted alloys on base trims to 18-inch machined-finish wheels on GT-Line variants with intricate Y-spoke or split five-spoke geometries. Finishes include gloss black inserts and brushed aluminum faces that accentuate the vehicle’s visual width and modernity. The large wheel arches and slim sidewall tires in upper trims enhance the car’s planted posture without compromising ride comfort.
Top Expensive Options
- GT-Line Premium Package with ventilated front seats: $1,100
- Harman Kardon 8-Speaker Audio System: $600
- Panoramic Sunroof with Electric Shade: $900
- 18-Inch Alloy Wheels (Gloss Black Machined): $800
- Surround View Monitor with 3D Overlay: $1,200
- Digital Key 2 with Smartphone Access: $400
- Highway Driving Assist 2 (Lane Merge + Curve Control): $800
- Navigation System with OTA Updates: $700
- Heated Rear Seats and Steering Wheel: $500
- Blind-Spot View Monitor with Cross-Traffic Assist: $600
vs Competitors
The Kia K4 enters a fiercely contested compact sedan segment, competing directly with the Honda Civic, Toyota Corolla, Hyundai Elantra, and Mazda3. Against the Civic, the K4 offers more cabin and trunk space, a bolder digital interface, and comparable power in turbocharged form. Compared to the Corolla, it delivers a stronger design statement and far more tech-forward cabin execution. The Elantra remains its closest mechanical rival, but the K4 carves its own identity with a more minimalist exterior and less polarizing interior layout. Against the Mazda3, the K4 trades some dynamic polish for better rear-seat packaging and a more modern HMI experience. While it lacks the performance variants or electrification options found in some competitors, the K4 compensates with segment-leading design cohesion, mature ride quality, and pricing that undercuts more established rivals with better equipment per dollar. It redefines what a non-hybrid compact sedan can feel like in 2025 — upscale without overreach.
Fun Fact
The Kia K4 is the first Kia compact sedan to feature an optional nearly 30-inch connected display — combining both the 12.3-inch instrument cluster and the 12.3-inch infotainment screen under a single curved glass panel. This setup, previously reserved for larger models like the EV6 and Telluride, marks a democratization of high-end design in the compact class and signifies Kia’s push to elevate mainstream expectations without entering premium price brackets.
Lot Details
Final Bid Kia K4 (2025)
$10,100
$12,660
$19,800
Specifications
2
~$30,000
Torque:
0–100 km/h:
The 1.6L turbocharged inline-four in the Kia K4 GT-Line delivers 190 horsepower and 264 Nm of torque, offering a surprising level of energy for a compact sedan positioned below the performance tier. The turbocharger comes on early, giving the car confident low-end response and solid highway merging power. The acceleration time of approximately 7.5 seconds places it in the sportier half of the segment, aided by a smooth and intelligent 8-speed automatic transmission that keeps the engine in its torque-rich zone without constant downshifting.
Through corners, the K4 GT-Line benefits from a multi-link rear suspension setup that enhances lateral stability and composure over uneven surfaces. Steering is electrically assisted yet well-weighted, and body roll is well-controlled considering the car's comfort-oriented roots. Despite lacking adaptive dampers, the balance between comfort and response is finely tuned, allowing the driver to lean into curves with confidence. The chassis feels planted and mature, a notable step up from its Forte predecessor.
The character of the K4 is one of elevated daily refinement rather than outright aggression. It doesn’t seek to rival hot sedans like the Civic Si or Elantra N, but it distances itself from appliance-like rivals through design, structural rigidity, and attention to driver engagement. It exists as a stylish, confident bridge between mass-market value and premium intention — comfortable enough for long commutes, yet athletic enough to make them enjoyable.
Body Styles
The Kia K4 is a four-door compact sedan with fastback-inspired proportions and a pronounced coupe-like silhouette. Its long hood and raked windshield create an aggressive forward stance, while the gently sloping roofline tapers into a short rear deck that integrates a subtle built-in spoiler. At 185.4 inches in length and 72.8 inches in width, the K4 is among the largest vehicles in its class, offering both visual presence and real interior volume. The low beltline and wide shoulder profile give the car a grounded, planted look, while the upright front end with vertical LED headlights adds height and character. The rear features sharp LED elements with a strong horizontal emphasis, reinforcing width. It walks the line between premium and sporty with surprising grace, designed to turn heads in a segment often overlooked for style.
Model Name Meaning (Manufacturer)
The name “K4” is part of Kia’s alphanumeric sedan naming strategy, where the “K” designates a passenger car line and the number reflects its position within the model hierarchy. K4 replaces the Forte in North America and marks a conceptual reset, signaling a shift toward more mature design, refined packaging, and simplified global naming. The numeric approach is also meant to unify the sedan portfolio across regions under a consistent naming logic.
Body & Interior Colors and Rims
The K4’s exterior color options include traditional hues such as Snow White Pearl, Steel Gray, and Aurora Black, as well as bold shades like Slate Green, Morning Haze, and Volcanic Orange that offer youthful expressiveness. Paint finishes vary from soft metallic to pearlescent depending on trim. GT-Line variants add black-painted mirrors, contrast roof options, and gloss-black window surrounds for added sport appeal. These visual cues are subtle but cohesive, giving the K4 a more upscale silhouette from a distance.
Inside, the cabin offers tonal and material diversity. Lower trims feature Medium Gray or Slate Green fabric, while upper trims gain synthetic leather finishes in Onyx Black or Off-White with copper or red contrast stitching. The dashboard architecture is centered around a nearly 30-inch curved digital interface that merges the instrument cluster and infotainment screen into one sweeping pane. Trim inserts include gloss black, brushed aluminum-look textures, or piano-black appliqués depending on configuration. Ambient lighting, sculpted door panels, and floating console elements elevate the tactile environment well beyond the compact norm.
Wheel designs range from 16-inch silver-painted alloys on base trims to 18-inch machined-finish wheels on GT-Line variants with intricate Y-spoke or split five-spoke geometries. Finishes include gloss black inserts and brushed aluminum faces that accentuate the vehicle’s visual width and modernity. The large wheel arches and slim sidewall tires in upper trims enhance the car’s planted posture without compromising ride comfort.
Top Expensive Options
- GT-Line Premium Package with ventilated front seats: $1,100
- Harman Kardon 8-Speaker Audio System: $600
- Panoramic Sunroof with Electric Shade: $900
- 18-Inch Alloy Wheels (Gloss Black Machined): $800
- Surround View Monitor with 3D Overlay: $1,200
- Digital Key 2 with Smartphone Access: $400
- Highway Driving Assist 2 (Lane Merge + Curve Control): $800
- Navigation System with OTA Updates: $700
- Heated Rear Seats and Steering Wheel: $500
- Blind-Spot View Monitor with Cross-Traffic Assist: $600
vs Competitors
The Kia K4 enters a fiercely contested compact sedan segment, competing directly with the Honda Civic, Toyota Corolla, Hyundai Elantra, and Mazda3. Against the Civic, the K4 offers more cabin and trunk space, a bolder digital interface, and comparable power in turbocharged form. Compared to the Corolla, it delivers a stronger design statement and far more tech-forward cabin execution. The Elantra remains its closest mechanical rival, but the K4 carves its own identity with a more minimalist exterior and less polarizing interior layout. Against the Mazda3, the K4 trades some dynamic polish for better rear-seat packaging and a more modern HMI experience. While it lacks the performance variants or electrification options found in some competitors, the K4 compensates with segment-leading design cohesion, mature ride quality, and pricing that undercuts more established rivals with better equipment per dollar. It redefines what a non-hybrid compact sedan can feel like in 2025 — upscale without overreach.
Fun Fact
The Kia K4 is the first Kia compact sedan to feature an optional nearly 30-inch connected display — combining both the 12.3-inch instrument cluster and the 12.3-inch infotainment screen under a single curved glass panel. This setup, previously reserved for larger models like the EV6 and Telluride, marks a democratization of high-end design in the compact class and signifies Kia’s push to elevate mainstream expectations without entering premium price brackets.