carivo.co
Independent review & score by Carivo
| Seating Capacity | 5 passengers |
|---|---|
| Body Style | Sedan |
| Base Price | $28,871–$36,528 |
Source: EPA FuelEconomy.gov & manufacturer data. Figures reflect base trim; actual specs vary by trim level.
The 2021 Kia K5 S is a sedan that earns a Carivo score of 8.0/10 — rated Recommended. Its strongest dimension is Safety at 8.5/10, while Performance at 6.9/10 is where it trails the competition most noticeably. It's a solid all-rounder that delivers across most dimensions without obvious deal-breakers.
Reliability and safety are the two dimensions that matter most for long-term ownership costs. The reliability picture is solid rather than spectacular: 7.5/10, which puts it comfortably above the class median. On safety, it scores 8.5/10 in our assessment. Always confirm the official crash-test results for your exact trim at nhtsa.gov/ratings.
Performance at 6.9/10 is a genuine liability and a score that should factor heavily into any buying decision. The powertrain and chassis dynamics trail class rivals by a meaningful margin — don't overlook it. On technology it rates 8.4/10: a modern, well-integrated suite that compares favorably with anything at this price point.
Priced from $28,871–$36,528, 29 MPG, seating 5, the Kia K5 S sits in the mid-market bracket of the sedan segment. Its value score of 8.5/10 confirms that the price reflects the quality — you're getting a lot for your money here. At 5 years old, it's worth checking whether a newer generation or refresh has addressed any weaker dimensions — compare it to the current model year before buying.
Verdict: Nothing about the 2021 Kia K5 S will scare a sensible buyer off. Keep an eye on performance if those matter to you; otherwise it does what a good sedan should — quietly and competently.
Carivo scores are our own editorial assessment, informed by NHTSA safety and recall records, EPA fuel-economy figures, and manufacturer-published specifications. Scores are reviewed periodically and updated when new data becomes available. See our full methodology →
The 2021 Kia K5 S ranks #201 of 1310 sedans in the Carivo database — better than 85% of the segment. Its 8.0/10 overall score is 0.5 points above the segment average of 7.5/10. Its $28,871 starting price sits close to the segment's median of $27,664.
Rankings are recalculated as new vehicles and scores are added. See the full Sedan ranking →
Across the K5 S model years we've scored, the 2021 holds its position — we didn't find an older year that delivers similar scores for meaningfully less money.
| Year | Score | Starting price (MSRP when new) | |
|---|---|---|---|
| 2025 | 8.3/10 | $32,679 | Read review → |
| 2024 | 8.1/10 | $31,728 | Read review → |
| 2023 | 8.2/10 | $30,776 | Read review → |
| 2022 | 8.0/10 | $29,824 | Read review → |
| 2021 (this review) | 8.0/10 | $28,871 |
Explore the full lineup of Kia models scored by Carivo — ranked by overall score across reliability, safety, value, performance, and technology.