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Sophisticated style, modern innovation, and commute-friendly performance make the 2026 Kia K4 and 2026 Kia K5 ideal daily drivers. Whether the compact K4 catches your eye, or the mid-size K5, these Kia sedans bring exciting features and impressive capabilities to every outing. Continue reading this 2026 Kia K4 vs. 2026 Kia K5 comparison created by the team at Northstar Kia in Queens, NY, to see these sedans put head-to-head.
If you’re interested in learning more about each model, check out our K4 trims guide or our K5 trims guide. You can find your K4 or K5 in our inventory, and after you choose the right car, our expert finance center is prepared to work with you through every step of the vehicle-buying process. Be sure to see what appealing lease offers we have available as well.
Get behind the wheel and experience the K4 or K4 in person by scheduling a test drive at our Kia dealership in Woodside, NY. If you have any questions, you’re more than welcome to reach out to us online or over the phone at (929) 344-0278.
Navigate to a specific research section to learn more:
Under the hood of the 2026 Kia K4 and 2026 Kia K5, you’ll find efficient engine options with energetic performance. The K4 is powered by a standard 147-horsepower 2.0L four-cylinder engine, which is paired with an intelligent variable transmission (IVT), or an available 190-horsepower 1.6L turbo four-cylinder engine, utilizing an eight-speed automatic transmission. The K5 features a standard 191-horsepower 2.5L four-cylinder and an available 290-horsepower 2.5L turbo four-cylinder engine, both of which use an eight-speed automatic transmission. The K4 is only available with front-wheel drive (FWD), while all-wheel drive (AWD) is available on the K5. Sport-tuned suspension, uniquely available to the K5, enhances handling.
View the following engine specifications.
| 2026 Kia K4 | Model | 2026 Kia K5 | ||
|---|---|---|---|---|
| 2.0L four-cylinder | 1.6L turbo four-cylinder | Engine | 2.5L four-cylinder | 2.5L turbo four-cylinder |
| 147 HP | 190 HP | Horsepower | 191 HP | 290 HP |
| 132 lb.-ft. | 195 lb.-ft. | Torque | 181 lb.-ft. | 311 lb.-ft. |
| Intelligent variable | Eight-speed automatic | Transmission | Eight-speed automatic | Eight-speed wet-type dual clutch |
| FWD | Drivetrain | FWD / AWD | FWD | |
| 29 / 39 | 26 / 33 | MPG (City/Hwy) | 26 / 37 | 23 / 33 |
The 2026 Kia K4 and 2026 Kia K5 feature similar sleek exterior designs and helpful features. The sedans share 16- and 18-inch wheel sizes, with the K4 also offering 17-inch wheels, and the K5 featuring 19-inch wheels. LED lighting, including multi-reflector headlights, amber daytime running lights, and fog lights are available on either sedan. Exclusive K5 features include additional exterior memory functions and distinct neon green brake calipers.
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2026 Kia K4
2026 Kia K5
Inside the 2026 Kia K4 and 2026 Kia K5, you’ll find premium amenities to elevate every commute. Cloth and SynTex seat upholstery, sunroofs, and heated front seats are available in either sedan. The K4 features available alloy sport pedals for a dynamic interior feel. Meanwhile, the K5 offers available ventilated front seats and a heated steering wheel, both of which are instead optional on the K4.
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The 2026 Kia K4 and 2026 Kia K5 are both two-row sedans capable of seating a maximum of five passengers. The K4 is 185.4 inches long, offers 42.3 inches of front legroom, and stores up to 14.6 cubic feet of cargo in the trunk. Overall, the K5 is larger, with a length of 193.1 inches, 46.1 inches of front legroom, and 15.6 cubic feet of trunk cargo volume.
View the following vehicle specifications.
| 2026 Kia K4 | Model | 2026 Kia K5 |
|---|---|---|
| 185.4 in. | Exterior Length | 193.1 in. |
| 107.1 in. | Wheelbase | 112.2 in. |
| Five | Seating Capacity | Five |
| 39 / 37.3 in. | Headroom (Front/Rear) | 40.2 / 37.8 in. |
| 42.3 / 38 in. | Legroom (Front/Rear) | 46.1 / 35.2 in. |
| 14.6 cu.-ft. | Trunk Volume | 15.6 cu.-ft. |
2026 Kia K4
2026 Kia K5
Stay connected with the intuitive infotainment technology inside the 2026 Kia K4 and 2026 Kia K5. Both sedans feature a 12.3-inch multimedia touchscreen display which forms a large panoramic display on higher trim levels, wireless Apple CarPlay® and Android Auto™, and Kia Connect capability. The K4 features two unique technology features, including HD Radio™ and Kia artificial intelligence (AI) assistant. While both sedans have enhanced audio systems available, the K4 offers a Harman Kardon® eight-speaker audio system and the K5 offers a 12-speaker Bose® premium audio system.
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Advanced safety features inside the 2026 Kia K4 and 2026 Kia K5 enhance your confidence on everyday drives. Both sedans share key driver assistance features, including available lane management systems, forward collision avoidance assist, and a rearview monitor. Though both sedans have the Highway Driving Assist system available to help on extended drives, the K4 uniquely offers the optional Highway Driving Assist 2 system, which features lane changing assistance. On higher trim levels, the K5 includes a 360-degree surround view monitor, which the K4 can also access through an optional package.
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2026 Kia K4
2026 Kia K5
When you’ve decided which sedan is right for you, find your new Kia sedan for sale in Queens, NY, at Northstar Kia. See what K4 and K5 models we have available, and find the ideal commuting vehicle for your driving needs. If you have any questions, you’re welcome to contact us online or over the phone at (929) 344-0278.
718-675-5649
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