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Used 2026 Kia K4 for Sale

Q: What is the MPG of the 2026 Kia K4?

City MPG: 26 - 29,Highway MPG: 30 - 39,LX Sedan: 29 mpg in the city and 39 mpg on the highway,LXS Sedan: 29 mpg in the city and 39 mpg on the highway,EX Sedan: 29 mpg in the city and 39 mpg on the highway,GT-Line Sedan: 29 mpg in the city and 39 mpg on the highway,GT-Line Turbo Sedan: 26 mpg in the city and 30 mpg on the highway,EX Hatchback: 28 mpg in the city and 34 mpg on the highway,GT-Line Hatchback: 28 mpg in the city and 34 mpg on the highway,GT-Line Turbo Hatchback: 26 mpg in the city and 33 mpg on the highway,LXS Sedan 4D Sedan: 29 mpg in the city and 39 mpg on the highway,LX Sedan 4D Sedan: 29 mpg in the city and 39 mpg on the highway,EX Sedan 4D Sedan: 29 mpg in the city and 39 mpg on the highway,GT-Line Sedan 4D Sedan: 29 mpg in the city and 39 mpg on the highway,GT-Line Turbo Sedan 4D Sedan: 26 mpg in the city and 30 mpg on the highway,GT-Line Hatchback 4D Hatchback: 28 mpg in the city and 34 mpg on the highway,GT-Line Turbo Hatchback 4D Hatchback: 26 mpg in the city and 33 mpg on the highway

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Price Drop -$388

Used

2026 Kia K4

GT-Line
4K mi

27,672

Dealer Fees Included

No Accidents

Used

2026 Kia K4

14K mi

20,599

Great Price

Dealer Fees Included

No Accidents

Used

2026 Kia K4

22K mi

20,099

Great Price

Dealer Fees Included

No Accidents

Used

2026 Kia K4

21K mi

20,199

Great Price

Dealer Fees Included

No Accidents

Used

2026 Kia K4

21K mi

20,199

Great Price

Dealer Fees Included

No Accidents

Used

2026 Kia K4

19K mi

20,299

Great Price

Dealer Fees Included

No Accidents

Used

2026 Kia K4

19K mi

20,299

Great Price

Dealer Fees Included

No Accidents

Used

2026 Kia K4

16K mi

20,499

Great Price

Dealer Fees Included

No Accidents

Price Drop -$1,000

Used

2026 Kia K4

GT-Line
3K mi

26,998

Dealer Fees Included

No Accidents

2026 Kia K4

GT-Line
4K mi

27,672

Dealer Fees Included

No Accidents

Used

2026 Kia K4

21K mi

19,990

Dealer Fees Included

No Accidents

Used

2026 Kia K4

17K mi

20,399

Dealer Fees Included

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2026 Kia K4 Price -

Prices are based on actual listings found on Autotrader across all trims.

Low Price: $19,990
Average Price: $21,568
Max Price: $27,672

We've found 143 2026 Kia K4s for sale with a KBB Great Price rating

How much should I pay for a 2026 Kia K4?

The 2026 Kia K4 models listed for sale on Autotrader cost between $19,990 and $27,672, with an average price of $21,568.

What is the MPG of the 2026 Kia K4?

The fuel economy of the 2026 Kia K4 varies by trim:

City MPG: 26 - 29

Highway MPG: 30 - 39

LX Sedan: 29 mpg in the city and 39 mpg on the highway
LXS Sedan: 29 mpg in the city and 39 mpg on the highway
EX Sedan: 29 mpg in the city and 39 mpg on the highway
GT-Line Sedan: 29 mpg in the city and 39 mpg on the highway
GT-Line Turbo Sedan: 26 mpg in the city and 30 mpg on the highway
EX Hatchback: 28 mpg in the city and 34 mpg on the highway
GT-Line Hatchback: 28 mpg in the city and 34 mpg on the highway
GT-Line Turbo Hatchback: 26 mpg in the city and 33 mpg on the highway
LXS Sedan 4D Sedan: 29 mpg in the city and 39 mpg on the highway
LX Sedan 4D Sedan: 29 mpg in the city and 39 mpg on the highway
EX Sedan 4D Sedan: 29 mpg in the city and 39 mpg on the highway
GT-Line Sedan 4D Sedan: 29 mpg in the city and 39 mpg on the highway
GT-Line Turbo Sedan 4D Sedan: 26 mpg in the city and 30 mpg on the highway
GT-Line Hatchback 4D Hatchback: 28 mpg in the city and 34 mpg on the highway
GT-Line Turbo Hatchback 4D Hatchback: 26 mpg in the city and 33 mpg on the highway

Crash Test Ratings

4.8

Consumer Rating

Frontal Impact

Driver Side

5.0

Passenger Side

4.0

Side Impact Crash

Front Seats

5.0

Rear Seats

5.0

Rollover Resistance Rating

Overall

5.0

Safety Features

4-Wheel Anti-Lock Brakes
Alarm System
Bluetooth, Hands-Free
Brake Assist
Child Safety Locks
Daytime Running Lights
Driver Air Bag
Passenger Air Bag
Rear Body Air Bag
Rear Defrost
Rear Side Curtain Airbags
Rearview Camera
Side Air Bag
Side Head Air Bag
Stability Control
Telematics
Tire Pressure Monitoring System
Traction Control
Vehicle Anti-Theft System

KBB.com ^® Consumer Reviews

3.7

Consumer Rating

Comfort

3.9

Performance

3.8

Quality

3.8

Reliability

3.9

Styling

4.4

Value

3.8

	LX	LXS	EX	GT-Line	GT-Line Turbo	EX	GT-Line	GT-Line Turbo	LXS Sedan 4D	LX Sedan 4D	EX Sedan 4D	GT-Line Sedan 4D	GT-Line Turbo Sedan 4D	GT-Line Hatchback 4D	GT-Line Turbo Hatchback 4D
Starting MSRP	$23,535	$24,635	$25,735	$26,735	$29,635	$26,235	$27,235	$30,135	$21,800	$22,900	$24,200	$25,600	$29,000	$26,100	$28,200
Est. Monthly Payment
Heated Seats
Leather Seats
Rearview Camera
Bluetooth
Alarm System
Lane Departure
Navigation
Remote Start
Sunroof

Standard

Unavailable

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2026 Kia K4

2026 Kia K4 Price -

Prices are based on actual listings found on Autotrader across all trims.

Low Price: $19,990
Average Price: $21,568
Max Price: $27,672

We've found 143 2026 Kia K4s for sale with a KBB Great Price rating

	LX	LXS	EX	GT-Line	GT-Line Turbo	EX	GT-Line	GT-Line Turbo	LXS Sedan 4D	LX Sedan 4D	EX Sedan 4D	GT-Line Sedan 4D	GT-Line Turbo Sedan 4D	GT-Line Hatchback 4D	GT-Line Turbo Hatchback 4D
Starting MSRP	$23,535	$24,635	$25,735	$26,735	$29,635	$26,235	$27,235	$30,135	$21,800	$22,900	$24,200	$25,600	$29,000	$26,100	$28,200
Est. Monthly Payment
Heated Seats
Leather Seats
Rearview Camera
Bluetooth
Alarm System
Lane Departure
Navigation
Remote Start
Sunroof

Standard

Unavailable

How helpful was this information?

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Used 2026 Kia K4 for Sale in Mountain View, CA

11 Matches

2026 Kia K4

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2026 Kia K4

How much should I pay for a 2026 Kia K4?

What is the MPG of the 2026 Kia K4?

Crash Test Ratings

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2026 Kia K4

How much should I pay for a 2026 Kia K4?

What is the MPG of the 2026 Kia K4?

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Used 2026 Kia K4 for Sale