Summary

• With 130 currently listed for sale near Washington, DC and an average price of $17,896.00, 36.2% of 2021 Kia K5s for sale on CarGurus are rated as good or great deals.

• Favorably reviewed: Owners rated the 2021 Kia K5 4.7 / 5 stars.

• 114.6% of 2021 K5 models on CarGurus are accident free.

• The 2021 Kia K5 is an all-new sedan that replaces the Optima, featuring a stylish fastback design and a smooth driving experience, with a well-equipped interior offering advanced tech and safety features.

Why it stands out

The 2021 Kia K5 emerges as a strong contender in the midsize sedan market, seamlessly blending style and performance. It sports a sleek design reminiscent of the more performance-oriented Kia Stinger, highlighted by its aggressive stance and unique features such as LED headlights and a sophisticated interior layout. As noted in expert reviews, the K5 offers impressive value for its price, especially with its standard 1.6-liter turbo engine that delivers 180 horsepower and excellent fuel efficiency—27 mpg city and 37 mpg highway. Though some critics mention that its driving dynamics do not fully match its sporty appearance, the K5 still provides a comfortable ride with plenty of space for passengers, making it an appealing choice for those prioritizing both style and practicality. Furthermore, its robust warranty and array of features contribute to its cost-effectiveness, attracting buyers looking for a reliable yet stylish vehicle.

Other model years to consider

• 2022 Kia K5

  • Average price: $20,365.00
  • Good/great deal percentage: 37.6%
  • User rating: 4.73 / 5
  • Total listings: 194

• 2023 Kia K5

  • Average price: $22,966.00
  • Good/great deal percentage: 38.1%
  • User rating: 4 / 5
  • Total listings: 168

• 2024 Kia K5

  • Average price: $25,305.00
  • Good/great deal percentage: 33.1%
  • User rating: 5 / 5
  • Total listings: 166

This analysis is based on CarGurus' proprietary market data from April 14, 2026, CarGurus experts' opinions, and generative AI.