How much does the 2021 Kia K5 cost?

Prices have softened 6.89% compared to this time last year, making it a favorable time to shop this model year.

There are 1,452 listings available, which gives you a solid amount of inventory to compare.

If you find a listing below $18,509.28, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2021 Kia K5 a good car?

Yes — the 4.73/5 user rating points to strong owner satisfaction, and the expert rating is 7.67/10. The standout strength is Form and function at 9/10.

Drivers consistently praise the K5 for its smooth driving experience, stylish design, and value for money. The user feedback also points to a comfortable, upscale feel and a turbo engine that many owners enjoy in everyday driving.

On the downside, the expert review notes that it drives less sporty than it looks and that all-wheel drive is not available. The overview frames it as a modern, expressive midsize sedan with broad appeal, especially if you want style and practicality in one package.

With 25.6% of listings marked as good or great deals, you have room to shop selectively.

Is the 2021 Kia K5 reliable?

Owners rate it 4.73/5, a strong signal of long-term satisfaction.

User feedback also leans toward a dependable, trouble-free ownership experience, with many drivers describing the car as a model they can count on over time. The expert review reinforces that impression by describing the K5 as a high-quality sedan with plenty of space and a strong value proposition.

Kia’s five-year/60,000-mile warranty with roadside assistance adds another layer of ownership confidence. For used buyers, the main long-term risk is less about the car’s basic appeal and more about making sure prior use and maintenance history are clean.

What should I look for when buying a used 2021 Kia K5?

At 71.8% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report and then prioritize a careful inspection of body panels, paint consistency, and signs of repair. It also makes sense to focus on how the car’s features work in real use, especially infotainment behavior and driver-assistance operation.

A pre-purchase test drive should confirm that the transmission, brakes, steering, and electronics all behave as expected. If you’re comparing multiple listings, condition and documented maintenance should matter more than mileage alone.

Key things to evaluate:

• Trim level: The LX is the most basic setup, while the LXS adds essentials like folding rear seats, push-button start, proximity entry, remote start, and Smart Trunk. The GT-Line adds 18-inch wheels, fog lights, mirror turn signals, rear USB ports, a power driver’s seat, and auto up/down controls for the front passenger window, while the Premium package adds a panoramic sunroof, adaptive cruise control, and triple LED projector headlights. The EX adds heated seats, ventilated seats, rear air vents, a Bose stereo, and the 10-inch infotainment system.
• Powertrain: The standard engine is a 1.6-liter turbo-four with 180 hp and 195 lb-ft of torque, paired with an eight-speed automatic. The GT uses a 2.5-liter turbocharged four-cylinder with 290 horsepower and 311 pound-feet of torque, while AWD is offered on the lesser-powered GT-Line and LXS trims.
• Safety package: Forward emergency braking with pedestrian detection, lane-keep assist, and a driver attention monitor come standard. Blind-spot monitoring with Safe Exit Assist is standard on LXS and above, while cyclist detection and Junction Turning are on the GT-Line Premium package. Rear emergency braking and parking sensors are on EX and above.
• Infotainment: Wireless Apple CarPlay and Android Auto are standard, and the available 10-inch infotainment system adds SiriusXM, UVO link remote services, and compatibility with Amazon Alexa and Google Assistant.
• Fuel efficiency: The base FWD model is rated at 27 mpg city, 37 mpg highway, and 31 mpg combined. The AWD version is rated at 26/34/29.

Which 2021 Kia K5 trim should I buy?

The 2021 Kia K5 is offered in 6 trim levels: LX, LXS, GT-Line, GT-Line Premium, EX, GT.

Here's the short version:

• LX: This is the entry point, but it leaves out folding rear seats and push-button start, so it makes the most sense only if you want the lowest price and can live with the bare essentials.
• LXS: This is the best-value trim for many shoppers because it adds the practical features the LX misses, including folding rear seats, push-button start, proximity entry, remote start, and Smart Trunk.
• GT-Line: This is the style-focused pick if you want the K5’s strongest visual appeal, plus 18-inch wheels, fog lights, mirror turn signals, rear USB ports, and a power driver’s seat.
• GT-Line Premium: Choose this if you want the GT-Line look with more comfort and driver-assistance equipment, including a panoramic sunroof, adaptive cruise control, and triple LED projector headlights.
• EX: This is the comfort-oriented choice, adding heated seats, ventilated seats, rear air vents, a Bose stereo, and the 10-inch infotainment system.
• GT: This is the performance trim, with the 2.5-liter turbo engine, paddle shifters, 19-inch wheels, quad exhaust tips, and extra performance hardware.

Blind-spot monitoring with Safe Exit Assist is standard on LXS and above, so that trim line is the key safety step up from the base car.

Is now a good time to buy a used 2021 Kia K5?

The market looks moderately favorable if you’re a selective buyer.

• Deal availability: 25.6% of listings are priced as good or great deals.
• Inventory: There are 1,452 listings available.
• Price trend: Prices have softened 6.89% compared with last year.
• Clean inventory: 71.8% of listings are accident-free.

If you find a listing below $18,509.28, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 Kia K5's resale value?

The current average of $18,748 sits slightly below last year's $20,135.

That softer pricing suggests the K5 has already absorbed some depreciation, which can help if you buy now and plan to sell later. A lower entry price can reduce the amount of value you have left to lose over time.

The model’s broad appeal should help support demand, especially because shoppers respond well to its style, value, and strong owner satisfaction. Vehicles with strong owner satisfaction ratings, like this model year's 4.73/5, tend to retain buyer demand, which supports resale value over time.

Is the 2021 Kia K5 safe?

It is too new to be rated by the National Highway Traffic Safety Administration or the Insurance Institute for Highway Safety.

It earns a 8/10 safety score from our experts.

The K5 comes standard with a strong safety suite that includes forward emergency braking with pedestrian detection, lane-keep assist, a driver attention monitor, rear side airbags, and a driver’s knee airbag. Blind-spot monitoring with Safe Exit Assist is standard on LXS and above, while cyclist detection and Junction Turning are reserved for the GT-Line Premium package.

That means you should pay close attention to trim level if safety tech matters to you. The absence of formal crash-test results also means you’ll want to lean more heavily on equipment content and condition when comparing used examples.

Should I buy a 2021 Kia K5 or consider a different year?

If you're weighing the 2021 against nearby model years, here's how to think about it:

Choose the 2021 if:

• 25.6% of listings are priced as good or great deals.
• At 71.8% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 6.89% compared with last year.
• Owners rate it 4.73/5 — a strong satisfaction signal.
• The 2021 introduces the K5 name and a fresh, style-forward redesign.

Consider the 2022 if:

• At $20,452, the 2022 costs more than the current year's $18,748 average.
• Kia adds redesigned emblems and more standard equipment.

The bottom line: If you want the better value, the 2021 is the smarter buy because it combines lower pricing with strong owner satisfaction and a broad feature set. If you’re willing to spend more for a slightly newer example with added standard equipment, the 2022 is the better secondary path.

These recommendations are based on CarGurus' proprietary market data from August 28, 2026, CarGurus experts' opinions, and generative AI.