Kia K5 — All Years
We have Kia K5 specifications on file for 6 model years, 2021–2026, covering saloon/sedan trims. Across those years EPA data lists 3 different engines. Combined fuel economy runs from 32 to 38 mpg (UK) depending on year, engine and transmission. 6 of the 6 rated model years hold an overall 5-star NHTSA rating. Select a year below for full engine, fuel economy, dimensions and safety data.
| Year | Engine(s) | Fuel | MPG (UK) | CO₂ g/km | NHTSA | Recalls | Complaints |
|---|---|---|---|---|---|---|---|
| 2026 | 2.5L 4-cyl / 2.5L 4-cyl turbo | Regular Gasoline | 32–35 | 193 | 5★ | 0 | 14 |
| 2025 | 2.5L 4-cyl / 2.5L 4-cyl turbo | Regular Gasoline | 32–35 | 193 | 5★ | 2 | 52 |
| 2024 | 1.6L 4-cyl turbo / 2.5L 4-cyl turbo | Regular Gasoline | 32–37 | 182 | 5★ | 2 | 30 |
| 2023 | 1.6L 4-cyl turbo / 2.5L 4-cyl turbo | Regular Gasoline | 32–37 | 182 | 5★ | 4 | 107 |
| 2022 | 1.6L 4-cyl turbo / 2.5L 4-cyl turbo | Regular Gasoline | 32–38 | 172 | 5★ | 5 | 129 |
| 2021 | 1.6L 4-cyl turbo / 2.5L 4-cyl turbo | Regular Gasoline | 32–38 | 172 | 5★ | 6 | 167 |
Engine History
- 1.6L 4-cyl turbo — 2021–2024
- 2.5L 4-cyl turbo — 2021–2026
- 2.5L 4-cyl — 2025–2026
Engines are those EPA lists for each model year; the MPG (UK) column shows the range across configurations where more than one exists.
Frequently Asked Questions
What years is the Kia K5 covered on this site?
We have data for 6 model years of the Kia K5, from 2021 to 2026.
What engines does the Kia K5 come with?
EPA data lists: 1.6L 4-cyl turbo (2021–2024); 2.5L 4-cyl turbo (2021–2026); 2.5L 4-cyl (2025–2026).
Which Kia K5 year has the best fuel economy?
The 2022 model returns the highest combined MPG (UK) on record here, at 38 mpg on its most efficient configuration.
Does the Kia K5 have a 5-star NHTSA safety rating?
Yes — the 2021, 2022, 2023, 2024, 2025, 2026 model years hold an overall 5-star NHTSA rating on record here.
Which Kia K5 model years have the most recalls and complaints?
The 2021 model year has the most NHTSA recall campaigns on record (6), and the 2021 has the most owner complaints (167). NHTSA lists no recalls for 2026. Counts are from NHTSA as of 6 October 2026 and change over time; complaints are unverified owner reports.
What body style is the Kia K5?
The Kia K5 is classed as a saloon/sedan on this site.
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