Last updated August 4, 2026
The Kia K5 lineup starts with the value-focused LX and LXS, which cover everyday comfort, safety, and touchscreen basics. The GT-Line adds the sporty look and more convenience tech without the GT’s stronger engine. The EX is the comfort-focused choice, with a more upscale cabin and helpful camera views. The GT is the performance branch, built around much stronger acceleration and sport-tuned hardware.
The Base Model trim level—sold as LX and LXS—is the straightforward K5, focused on value, core safety features, and everyday comfort.
Best for: Drivers who want the K5’s style and daily usefulness without paying for sport-themed or premium extras.
Highlights
The Sport Styling trim level—sold as GT-Line—is the sporty-looking middle ground, with sharper design details and more cabin tech but not the GT’s performance hardware.
Best for: Drivers who want the GT-inspired appearance and useful comfort upgrades more than extra horsepower.
Highlights
Over the LX and LXS level, GT-Line adds sport-styled exterior details, heated front seats, navigation, wireless charging, and Highway Driving Assist.
115 in stock
The Comfort Upgrade trim level—sold as EX—is the more premium everyday K5, centered on cabin comfort, audio, and visibility aids rather than speed.
Best for: Drivers who care most about a quieter-feeling, better-equipped cabin and conveniences they will notice every day.
Highlights
Compared with GT-Line, EX shifts the upgrade toward comfort with ventilated front seats, Bose audio, a panoramic sunroof, a digital instrument display, and added camera views.
12 in stock
The Performance trim level—sold as GT—is the fast K5, pairing stronger acceleration with a more driver-focused feel while retaining everyday sedan practicality.
Best for: Drivers who want their midsize sedan to feel genuinely quick and more engaging from behind the wheel.
Highlights
The GT’s step beyond EX is performance rather than added luxury: a 290-hp turbo engine, an 8-speed dual-clutch automatic, sport-tuned suspension, and paddle shifters.
31 in stock| Feature | Base Model | Performance | Sport Styling | Comfort Upgrade |
|---|---|---|---|---|
| Includes | LX, LXS69 in stock | GT-Line115 in stock | ||
| Main role | Value and everyday comfort | Speed and driver focus | Sporty look and added tech | Premium comfort and visibility |
| Engine and output in recent examples | 2.5L four-cylinder, 191 hp | 2.5L turbo four-cylinder, 290 hp | 2.5L four-cylinder, 191 hp | 2.5L four-cylinder, 191 hp |
| Transmission in recent examples | 8-speed automatic | 8-speed dual-clutch automatic | 8-speed automatic | 8-speed automatic |
| Seat-comfort emphasis | Everyday comfort | Driver-focused cockpit | Heated front seats | Heated and ventilated front seats |
| Signature hardware | Core collision and lane safety aids | Sport suspension, paddle shifters, quad exhaust | Fog lights and gloss-black trim | Panoramic sunroof, Bose audio, camera views |
| Recent city/highway fuel economy | 25/36 mpg | 23/33 mpg | 25/36 mpg | 25/36 mpg |
The LX is the simpler entry trim found early in the K5’s U.S. run. It still has a turbo engine, LED lighting, dual-zone climate control, smartphone connectivity, and core collision-avoidance and lane-support features.
In newer lineups, the LXS is the straightforward entry K5. Recent versions pair the 191-hp engine with a 12.3-inch touchscreen, wireless Apple CarPlay and Android Auto, adaptive cruise control, blind-spot assistance, and push-button start.
The names represent entry-level K5s from different parts of the model’s run. The early LX is the simpler version with a 1.6-liter turbo and 8-inch screen. Newer LXS models use a 191-hp 2.5-liter engine and a 12.3-inch screen with a broader set of driver aids.
In recent years, the GT-Line adds a sportier exterior, LED fog lights, gloss-black trim, heated front seats, a wireless phone charger, navigation, and added highway-driving assistance. It focuses on appearance and equipment, not GT-level power.
No. The GT-Line is mainly a styling and technology upgrade with the regular engine in newer models. The GT is the performance trim, using a 290-hp turbo engine, sport-tuned suspension, paddle shifters, and quad exhaust outlets.
In recent lineups, the GT-Line emphasizes sporty looks, while the EX emphasizes comfort and cabin technology. The EX adds features such as ventilated front seats, Bose audio, a panoramic sunroof, a digital gauge display, and cameras that provide parking and blind-spot views.
The EX is the comfort-focused K5, while the GT is the fast one. Recent EX models use the regular 191-hp engine and add upscale cabin and camera features. The GT uses a 290-hp turbo engine with a sport-tuned suspension and more performance-focused controls.
The LXS is the straightforward choice in newer lineups. It keeps the K5’s roomy sedan layout and core technology while skipping the GT-Line’s appearance upgrades, the EX’s comfort extras, and the GT’s stronger performance hardware.
Look for the GT-Line. It adds the K5’s sport-look exterior details, upgraded cabin trim, heated seats, navigation, and added driver assistance without moving to the GT’s 290-hp turbo engine and sport-tuned suspension.
The EX is the comfort-focused trim in recent lineups. It adds heated and ventilated front seats, a panoramic sunroof, Bose audio, a digital gauge display, phone-based key access, and extra camera views for parking and lane changes.
The GT is the performance model. It has a 290-hp turbocharged 2.5-liter engine, an 8-speed automatic transmission, and a sport-tuned suspension. The GT-Line may look sporty, but it does not share the GT’s stronger engine.
In recent lineups, the EX has ventilated front seats plus a surround-view camera and a blind-spot camera display. Those features make it the trim to seek if cabin cooling, easier parking, and extra visibility matter most.
In the recent lineup, the EX and GT include a panoramic sunroof. Equipment changed during the K5’s run, so confirm it on the specific used car if a glass roof is important to you.