2021 Kia Stonic — Full Specifications
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The 2021 Kia Stonic belongs to the Kia Stonic generation, built 2017–present. 2021 was year 5 of its run. Body styles: SUV. The engine range listed for this period includes 1.0 Kappa II T-GDI, 1.0 Smartstream G1.0 T-GDI, 1.2 Kappa II MPI, 1.2 Smartstream G1.2 MPI and more. Owners often keep a Kia Stonic workshop manual to hand for servicing and repairs.
Kia Stonic Generation: Engines & Body Styles
Kia Stonic model years from 2017 belong to the same generation. The engines below are those listed for this generation in the 2021 period; availability varied by year, trim and market, so confirm the exact engine from the car's paperwork or the badge on the tailgate.
| Engine | Fuel | Displacement | Power |
|---|---|---|---|
| 1.0 Kappa II T-GDI | Petrol | 1 L | — |
| 1.0 Smartstream G1.0 T-GDI | Petrol | 1 L | — |
| 1.2 Kappa II MPI | Petrol | 1.2 L | — |
| 1.2 Smartstream G1.2 MPI | Petrol | 1.2 L | — |
| 1.4 Kappa II MPI | Petrol | 1.4 L | — |
| 1.6 U II CRDi | Diesel | 1.6 L | — |
| 1.6 Smartstream D1.6 CRDi | Diesel | 1.6 L | — |
| 1.6 Smartstream D1.6 CRDi EcoDynamics+ (mild hybrid) | Diesel | 1.6 L | — |
| Body styles | SUV |
|---|---|
| Transmissions | 5-speed manual · 6-speed manual · 6-speed automatic · 7-speed DCT · CVT |
| Generation | Kia Stonic (YB CUV) |
Generation, production years, engines and body styles compiled from Wikipedia; production dates can differ by market. Official fuel economy and CO₂ figures for UK cars are published by the Vehicle Certification Agency and vary by engine and test cycle (NEDC or WLTP), so we do not quote a single figure here.
Owner Essentials for the 2021 Kia Stonic
Running Costs: 2021 Kia Stonic
Running costs for a 2021 Kia Stonic depend mostly on which engine it has, how it is driven and the insurance group of that trim. Look up the exact car's tax band and fuel figures from its registration on GOV.UK, and work out fuel spend with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Planning a road trip? Grab a road trip packing list. Only need this car occasionally? See our buy vs rent comparison.
2021 Kia Stonic Safety Rating
Cars sold in the UK and Europe are crash-tested by Euro NCAP, not the US NHTSA, so there is no NHTSA star rating for the Kia Stonic. Look the Kia Stonic up on Euro NCAP's results page to see the star rating and the test year for this generation; ratings from different years use different criteria and are not directly comparable. To check a specific UK car for open recalls, use the GOV.UK vehicle recalls checker, and see our UK guide to checking a used car's history.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2021 Kia Stonic
Frequently Asked Questions
Which generation is the 2021 Kia Stonic?
The 2021 Kia Stonic is part of the Kia Stonic (YB CUV) generation, produced 2017–present.
What engines did the 2021 Kia Stonic come with?
Engines listed for this generation include 1.0 Kappa II T-GDI (petrol); 1.0 Smartstream G1.0 T-GDI (petrol); 1.2 Kappa II MPI (petrol); 1.2 Smartstream G1.2 MPI (petrol); 1.4 Kappa II MPI (petrol); 1.6 U II CRDi (diesel); 1.6 Smartstream D1.6 CRDi (diesel); 1.6 Smartstream D1.6 CRDi EcoDynamics+ (mild hybrid) (diesel). Not every engine was sold in every year or market, so check the car's V5C or handbook for the exact unit.
What body styles does the 2021 Kia Stonic come in?
This generation was offered as: SUV.
What gearbox does the 2021 Kia Stonic have?
Transmissions listed for this generation include 5-speed manual, 6-speed manual, 6-speed automatic, 7-speed DCT, CVT, depending on engine and trim.
How safe is the 2021 Kia Stonic?
European-market cars are crash-tested by Euro NCAP rather than NHTSA. Search for the Kia Stonic at euroncap.com/en/results to see the star rating and the test year for this generation.