Kia K5 Specs

2026 Kia K5 Front

If you want to elevate the way you drive around Kearny Mesa, or anywhere for that matter, consider upgrading to the Kia K5. The Kia K5 horsepower output is impressive for a vehicle of its class, but it also couples high-grade performance with world-class fuel economy. Take a look at the performance capabilities and fuel economy ratings of each Kia K5 trim to see what you can expect. Afterward, visit our dealership to test-drive any of our available Kia K5 models and see for yourself what makes this sedan so spectacular.

Kia K5 Engine Performance & Capability

How does the Kia K5 perform on the roads of San Diego? Most of the trims in the current lineup will garner the same performance, since the majority of the configurations have the standard 2.5L four-cylinder engine under the hood. For increased levels of performance, you’ll want to upgrade to the Kia K5 GT trim.

Want to see what each trim is capable of? Here are the 2026 Kia K5 specs:

Standard 2.5L 4-Cylinder Engine (LXS FWD, GT-Line FWD, GT-Line AWD & EX Trims)

  • 191 hp
  • 181 lb-ft of torque
  • 8-speed automatic transmission
  • Drive Mode Select

Available Turbocharged 2.5L 4-Cylinder Engine (GT Trim Only)

  • 290 hp
  • 311 lb-ft of torque
  • 8-speed dual-clutch transmission (wet type)
  • Drive Mode Select

Kia K5 Fuel Economy Ratings

The 2026 Kia K5 specs are enough to make any adrenaline seeker excited, but this sedan is also incredibly fuel-efficient. Any trim will help you save on trips to the gas station. Here are the individual fuel economy ratings for each option:

  • 2026 Kia K5 LXS FWD: 26 mpg city / 37 mpg highway / 30 mpg combined
  • 2026 Kia K5 GT-Line FWD: 25 mpg city / 36 mpg highway / 29 mpg combined
  • 2026 Kia K5 GT-Line AWD: 24 mpg city / 33 mpg highway / 27 mpg combined
  • 2026 Kia K5 GT: 23 mpg city / 33 mpg highway / 27 mpg combined
  • 2026 Kia K5 EX: 25 mpg city / 36 mpg highway / 29 mpg combined

Whether you choose the base-level trim or the higher-end Kia K5 GT-Line trim, you’ll be more than satisfied with what you’ll be able to achieve on the roads of Kearny Mesa. Schedule a test drive of any Kia K5 at our dealership today!

Test-Drive The Kia K5 In San Diego

Get a glimpse of the Kia K5 horsepower output and other performance capabilities when you test-drive any of our available models at Kearny Mesa Kia. After you find the Kia K5 that feels right for you, don’t forget to check out our new vehicle specials!

2025 Kia K5


The Kia K5 is a standout in the midsize sedan segment for its sleek design, sporty performance, and affordable price tag. But is the Kia K5 fuel efficient? Absolutely! In fact, the Kia K5 is a top pick for drivers who want to conserve gasoline without sacrificing power. So, what is the Kia K5 mpg? Discover the Kia K5 fuel economy ratings in our guide below, then schedule a test drive at our dealership in San Diego. 

What is the 2025 Kia K5 MPG? 

Is the 2025 Kia K5 fuel efficient? The Kia K5 fuel economy varies depending on your chosen trim level, but you can look forward to impressive mpg ratings across the board. Explore the 2025 Kia K5 gas mileage for each configuration below: 

LXS FWD:

  • 26 city / 37 highway / 30 combined mpg
  • Fuel Tank Capacity: 15.8 gallons
  • Recommended Fuel: Regular Unleaded, 87 Octane or higher

GT-Line FWD:

  • 25 city / 36 highway / 29 combined mpg
  • Fuel Tank Capacity: 15.8 gallons
  • Recommended Fuel: Regular Unleaded, 87 Octane or higher

GT-Line AWD:

  • 24 city / 33 highway / 27 combined mpg
  • Fuel Tank Capacity: 15.8 gallons
  • Recommended Fuel: Regular Unleaded, 87 Octane or higher

GT:

  • 23 city / 33 highway / 27 combined mpg 
  • Fuel Tank Capacity: 15.8 gallons
  • Recommended Fuel: Regular Unleaded, 87 Octane or higher

EX:

  • 25 city / 36 highway / 29 combined mpg
  • Fuel Tank Capacity: 15.8 gallons
  • Recommended Fuel: Regular Unleaded, 87 Octane or higher

2025 Kia K5 Engine Options 

Now that you have an overview of the Kia K5 gas mileage, let’s take a look under the hood. You can choose from two engines to achieve your desired performance: 

2.5L 4-Cylinder

  • Available on: LXS FWD, GT-Line FWD, GT-Line AWD
  • Double Overhead Camshafts (DOHC), 4-valves per cylinder
  • 191 hp @ 6,100 rpm
  • 181 lb-ft @ 4,000 rpm
  • 8-Speed Automatic Transmission

Turbocharged 2.5L 4-Cylinder

  • Available on: GT, EX
  • Double Overhead Camshafts (DOHC), 4-valves per cylinder
  • 290 hp @ 5,800 rpm
  • 311 lb-ft @ 1,650-4,000 rpm
  • 8-Speed Dual Clutch Transmission (Wet Type)

Learn More About the Kia K5 With Kearny Mesa Kia

If you’ve decided that the Kia K5 is fuel-efficient enough for your needs, visit our dealership to take a test drive. We think you’ll love the 2025 Kia K5 interior! As always, please feel free to contact us with any questions about the 2025 Kia K5 fuel economy—we’re here to help.

 

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Kearny Mesa Kia 32.831858, -117.161401.