2024 Kia K5 — Full Specifications
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The 2024 Kia K5 is a saloon/sedan offered with 2 engines (1.6L 4-cyl turbo, 2.5L 4-cyl turbo). Its most fuel-efficient configuration returns around 37 mpg (UK) / 31 mpg (US EPA) combined, with 32–37 mpg (UK) across all configurations. Owners often keep a Kia K5 workshop manual to hand for servicing and repairs.
Compared with the 2023 Kia K5: Fuel economy is essentially unchanged at around 37 mpg (UK) combined. The engine line-up listed by EPA is unchanged. It carries the same 5★ overall NHTSA rating.
Full Specifications
| Engine (most efficient) | 1.6L 4-cyl turbo |
|---|---|
| Engine options | 1.6L 4-cyl turbo · 2.5L 4-cyl turbo |
| Transmission (most efficient) | Automatic (S8) |
| Fuel Type | Regular Gasoline |
| Powertrain | Conventional |
| Drive | Front-Wheel Drive |
| Body Style | Saloon/Sedan |
| Passenger Volume (EPA) | 105 cu ft (2,973 L) |
| Luggage Volume (EPA) | 16 cu ft (453 L) |
| Fuel Economy (UK) | 37 combined / 32 urban / 44 extra-urban mpg |
| Fuel Economy (US EPA) | 31 combined / 27 city / 37 highway mpg |
| CO₂ Emissions | 182 g/km |
| EPA Greenhouse Gas Score | 6 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $2,150 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 3 configurations for the 2024 Kia K5 across 2 engines (1.6L 4-cyl turbo, 2.5L 4-cyl turbo). Combined fuel economy ranges from 27 to 31 mpg (US), or 32 to 37 mpg (UK), depending on engine, transmission and drive. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 1.6L 4-cyl turbo | Automatic (S8) | All-Wheel Drive | 34 | 28 (25/33) | 196 | $2,400 |
| 1.6L 4-cyl turbo | Automatic (S8) | Front-Wheel Drive | 37 | 31 (27/37) | 182 | $2,150 |
| 2.5L 4-cyl turbo | Automatic (AM-S8) | Front-Wheel Drive | 32 | 27 (24/32) | 206 | $2,500 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
EPA measures interior passenger volume at 105 cubic feet (about 2,973 litres) and luggage volume at 16 cubic feet (about 453 litres). These are US EPA interior-volume figures; they are measured differently from the boot capacity numbers UK manufacturers quote.
Owner Essentials for the 2024 Kia K5
Running Costs: 2024 Kia K5
Covering around 8,000 miles a year in a 2024 Kia K5 at 37 mpg combined, expect roughly 983 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $2,150 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Only need this car occasionally? See our buy vs rent comparison.
2024 Kia K5 Safety Ratings (NHTSA)
Recalls & Owner Complaints (NHTSA)
NHTSA lists 2 safety recall campaigns that include the 2024 Kia K5 (as of 6 October 2026). Most affected areas: Fuel system (1), Structure (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Fuel system — campaign 25V794000, reported 17 November 2025. Risk: A melted fuel tank can leak, increasing the risk of a fire.
- Structure — campaign 25V493000, reported 28 July 2025. Risk: Detached trim pieces can create a road hazard for other vehicles, increasing the risk of a crash.
Owners have filed 30 complaints with NHTSA about the 2024 Kia K5. The most-reported areas are Engine (9), Unspecified (7), Structure (7). Complaints include 1 reported crash, 1 reported injury. That is well below the median of 80 complaints across the 6 Kia K5 model years in our data.
Used-buyer checklist for the 2024 Kia K5
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Body structure (1 recall campaign · 7 owner complaints) — Inspect for corrosion and for subframe or body-panel damage, especially underneath.
- Engine (9 owner complaints) — Listen for unusual noise on a cold start, check for warning lights and ask for the service records.
- Fuel system (1 recall campaign) — Ask whether any fuel-pump or fuel-system recalls were completed, and watch for hard starting or stalling.
- Electrical system (6 owner complaints) — Test every switch, window, light and warning lamp on a test drive, and ask about battery or alternator replacements.
Source: US NHTSA recall and consumer-complaint databases, retrieved 6 October 2026. Complaints are unverified owner reports, not confirmed defects. Check any vehicle by VIN at nhtsa.gov/recalls, and see our guide to checking a used car for recalls.
How It Compares
Kia models in our database average about 34 mpg (UK) combined on their most efficient configuration; the 2024 Kia K5's 37 mpg is 3 mpg above that make average. Its 182 g/km CO₂ figure is 25 g/km lower than the 207 g/km Kia average.
Of the 6 Kia K5 model years we cover, the 2024 ranks 3rd for combined fuel economy on its best configuration (37 mpg UK combined, against a high of 38 mpg). See every Kia K5 year side by side.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2024 Kia K5
Frequently Asked Questions
What engine does the 2024 Kia K5 have?
EPA lists 2 engines for the 2024 Kia K5: 1.6L 4-cyl turbo, 2.5L 4-cyl turbo. The most fuel-efficient configuration pairs the 1.6L 4-cyl turbo with a automatic (s8).
What is the fuel economy of the 2024 Kia K5?
The most efficient configuration returns around 37 mpg (UK) combined, or 31 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 32 to 37 mpg.
How much does the 2024 Kia K5 cost to fuel per year?
The US EPA estimates about $2,150 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
Does the 2024 Kia K5 have a good safety rating?
It holds an overall NHTSA rating of 5 stars, with 4 stars for frontal crash protection.
Does the 2024 Kia K5 have any recalls?
NHTSA lists 2 safety recall campaigns that include the 2024 Kia K5 (as of 6 October 2026). Most affected areas: Fuel system (1), Structure (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
What are the most common problems reported for the 2024 Kia K5?
Among the 30 owner complaints filed with NHTSA, the most-reported areas are Engine (9 complaints), Unspecified (7 complaints), Structure (7 complaints). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
How much interior and luggage space does the 2024 Kia K5 have?
EPA measures interior passenger volume at 105 cubic feet (about 2,973 litres) and luggage volume at 16 cubic feet (about 453 litres). These are US EPA interior-volume figures, which are measured differently from the UK boot-capacity numbers manufacturers quote.