Hyundai Bayon Kia Stonic

Two cars on the same rows. The figures are all here, with their sources, so you can read them yourself and decide what matters.

Comparison table

12 of these rows differ. They sit at the top. Figures come straight from the makers, indicative. A bullet (•) marks a differing row.
Hyundai Bayon Kia Stonic
Model years (differs) 2021-now 2017-now
From (indicative) (differs) € 25,495 € 23,995
Status Available Available
Fuel Petrol Petrol
RatingsRating figures: higher is better (scale 0-100). What each category measures is explained on the methodology page.
Reliability (differs) 75/100 78/100
Practicality (differs) 72/100 66/100
Efficiency 70/100 70/100
Combined efficiency rating 68/100 68/100
Value retention n/a n/a
Sustainability (environmental impact) 40/100 40/100
Specifications
0–100 km/h (s) (differs) 10.7
Top speed (km/h) (differs) 183
Length (mm) (differs) 4180 4165
Width (mm) (differs) 1775 1760
Height (mm) (differs) 1500 1485
Kerb weight (kg) (differs) 1100 1225
Boot (l) (differs) 411 352
Consumption WLTP (l/100km) (differs) 5.6 5.7
Body style Crossover Crossover
Seats 5 5
Doors 5 5
Power (hp) 100 100
Max. towing weight, braked (kg) 1110 1110

OEM datasheets + RDW + ADAC (see methodology); rating and reference dates are listed per figure

Show sources and reference dates per rating
  • Hyundai Bayon · Reliability: ADAC breakdown statistics 2025 (B-segment crossover) + aggregated owner reviews + Hyundai 5-yr manufacturer warranty as context · reference date 2026-05-18
  • Hyundai Bayon · Efficiency: Owner-reported l/100km vs WLTP 5.6, public forums · reference date 2026-05-18
  • Hyundai Bayon · Combined efficiency rating: WLTP consumption 5.6 l/100km (manufacturer figure), editorial weighting vs B-segment crossover · reference date 2026-05-18
  • Hyundai Bayon · Practicality: 411 l boot, high step-in, five seats; editorial weighting of specs · reference date 2026-05-18
  • Hyundai Bayon · Value retention: Insufficient stable residual-value data for this relatively young nameplate · reference date 2026-05-18
  • Hyundai Bayon · Sustainability (environmental impact): WLTP consumption manufacturer figure petrol + exhaust emissions (Euro-6d standard on current models), reference date 2026-05-21 · reference date 2026-05-21
  • Kia Stonic · Reliability: ADAC breakdown statistics 2025 (B-segment crossover) + aggregated owner reviews + Kia 7-yr manufacturer warranty as context · reference date 2026-05-18
  • Kia Stonic · Efficiency: Owner-reported l/100km vs WLTP 5.7, public forums · reference date 2026-05-18
  • Kia Stonic · Combined efficiency rating: WLTP consumption 5.7 l/100km (manufacturer figure), editorial weighting vs B-segment crossover · reference date 2026-05-18
  • Kia Stonic · Practicality: 352 l boot, high step-in, five seats; editorial weighting of specs · reference date 2026-05-18
  • Kia Stonic · Value retention: Insufficient stable residual-value data since the second facelift · reference date 2026-05-18
  • Kia Stonic · Sustainability (environmental impact): WLTP consumption manufacturer figure petrol + exhaust emissions (Euro-6d norm on current models), reference date 2026-05-21 · reference date 2026-05-21

Who they are

A short write-up on each car, one paragraph apiece. We describe them on their own terms rather than picking a winner.

Profile · BC3 CUV (2021+)

Hyundai Bayon

Compact crossover on the i20 platform with petrol engine. The common version has a 1.0 T-GDI three-cylinder with mild-hybrid support around 100 hp; WLTP consumption around 5.6 l/100km (manufacturer figure, not measured by us). Boot 411 l, five seats. Indicative from-price; check the official configurator for the current figure.

Profile · YB, tweede facelift (2024)

Kia Stonic

Compact crossover on the Rio platform with petrol engine, second facelift. The common version has a 1.0 T-GDI three-cylinder with mild-hybrid support around 100 hp; WLTP consumption around 5.7 l/100km (manufacturer figure, not measured by us). Boot 352 l, five seats. Indicative from-price; check the official configurator for the current figure.

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No tax or financial advice. Every figure shows its source and reference date. Always compare with an independent adviser and the official source. Source: OEM datasheets + RDW + ADAC (see methodology); rating and reference dates are listed per figure.