Kia

Kia K5

Kia K5
Photo: MercurySable99 / Wikimedia Commons · CC BY-SA 4.0

The official data lists 17 versions of the Kia K5 (2021–2027), in the United States and Canada. Each market publishes its own figures, measured on its own test procedure.

At a glance

Years in the data
2021–2027
Markets
United States, Canada
Engines
1.6 L to 2.5 L
Fuels
Petrol
Lowest consumption (United States)
7.4 L/100 km (EPA)
Lowest consumption (Canada)
8.2 L/100 km (5-cycle)

What kind of car is the Kia K5?

The Kia K5 is a mid-size four-door sedan in the passenger-car side of Kia’s range. In the United States, the K5 name replaced Optima for this generation. Kia gave it a lower, wider design and introduced it on the N3 platform.

The fifth-generation K5, code DL3, began in 2021 and is listed in the United States and Canada. Kia’s US launch introduced turbocharged engines, an eight-speed automatic transmission and available all-wheel drive.

Engines and power

The US and Canadian listings cover petrol engines from 1.6 to 2.5 litres. Power varies by version. In the United States, Kia offered a turbocharged range with an eight-speed automatic transmission; some versions also had an eight-speed dual-clutch transmission. All-wheel drive was available with the 1.6-litre engine.

How economical is the Kia K5?

The lowest listed US consumption is 7.4 L/100 km, and the best combined EPA rating is 32 MPG. Canada’s lowest listed figure is 8.2 L/100 km on the NRCan 5-cycle test. These procedures differ: EPA ratings apply in the United States, NRCan’s 5-cycle figures in Canada, and European figures use WLTP or NEDC.

US listings run from 2021 through 2027, while Canadian listings run from 2021 through 2024. The listed engine sizes in both markets range from 1.6 to 2.5 litres.

Where was the Kia K5 sold?

The K5 is listed in the United States and Canada. Its fifth generation brought the K5 name to the US mid-size sedan role previously associated with the Optima. It remains one of Kia’s larger passenger cars alongside the brand’s SUV lineup.

Questions and answers

Which K5 generation is listed?

The K5 is the fifth generation, designated DL3, and its listed years begin in 2021.

What engine sizes are listed for the Kia K5?

The US and Canadian listings cover petrol engines from 1.6 to 2.5 litres.

What is the K5’s best listed US fuel economy?

Its best combined EPA rating is 32 MPG, with the lowest listed consumption at 7.4 L/100 km.

How do the US and Canadian K5 consumption figures differ?

The lowest listed figure is 7.4 L/100 km under EPA testing in the US and 8.2 L/100 km under NRCan’s 5-cycle procedure in Canada.

K5 fifth generation (since 2021)

Kia K5 fifth generation
Photo: MercurySable99 / Wikimedia Commons · CC BY-SA 4.0

Model codes: DL3 · Sold in: United States and Canada · References: en.wikipedia.org, update.kia.com

United States 13 versions

Model years sold in the USA, from the EPA and the Department of Energy (fueleconomy.gov). MPG on the EPA test; litres per 100 km = 235.215 ÷ MPG.

Years and versionEngineFuelGearboxDriveConsumption (combined)CO₂
2025–2027SIDI & PFI2.5 LPetrol8-speed automated manualFront-wheel drive27 MPG (8.7 L/100 km) EPA206 g/km
2027SIDI & PFI2.5 LPetrol8-speed automaticFront-wheel drive29 MPG (8.1 L/100 km) EPA190 g/km
2027SIDI & PFI2.5 LPetrol8-speed automaticFront-wheel drive30 MPG (7.8 L/100 km) EPA184 g/km
2027SIDI & PFI2.5 LPetrol8-speed automaticAll-wheel drive27 MPG (8.7 L/100 km) EPA207 g/km
2025–2026SIDI & PFI2.5 LPetrol8-speed automaticAll-wheel drive27 MPG (8.7 L/100 km) EPA204 g/km
2025–2026SIDI & PFI2.5 LPetrol8-speed automaticFront-wheel drive29 MPG (8.1 L/100 km) EPA193 g/km
2025–2026SIDI & PFI; Stop-Start · SIDI & PFI2.5 LPetrol8-speed automaticFront-wheel drive30 MPG (7.8 L/100 km) EPA185 g/km
2022–2024SIDI1.6 LPetrol8-speed automaticAll-wheel drive28 MPG (8.4 L/100 km) EPA196 g/km
2023–2024SIDI1.6 LPetrol8-speed automaticFront-wheel drive31 MPG (7.6 L/100 km) EPA182 g/km
2021–2024SIDI & PFI2.5 LPetrol8-speed automated manualFront-wheel drive27 MPG (8.7 L/100 km) EPA206 g/km
2021–2022SIDI; Stop-Start1.6 LPetrol8-speed automaticFront-wheel drive32 MPG (7.4 L/100 km) EPA172 g/km
2021–2022SIDI1.6 LPetrol8-speed automaticFront-wheel drive31 MPG (7.6 L/100 km) EPA181 g/km
2021SIDI1.6 LPetrol8-speed automaticAll-wheel drive29 MPG (8.1 L/100 km) EPA194 g/km

Canada 4 versions

Model years sold in Canada, from Natural Resources Canada fuel consumption ratings (5-cycle test).

Years and versionEngineFuelGearboxConsumption (combined)CO₂
2023–2024Full-size1.6 LPetrol8-speed automatic8.3 L/100 km 5-cycle196 g/km
2021–2024Full-size2.5 LPetrol8-speed automated manual8.7 L/100 km 5-cycle207 g/km
2022Full-size1.6 LPetrol8-speed automatic8.2 L/100 km 5-cycle195 g/km
2021Full-size1.6 LPetrol8-speed automatic8.2 L/100 km 5-cycle193 g/km

Official figures are measured on standard test procedures and differ between markets. Your consumption depends on how, where and in what conditions you drive.