Opel Astra K or Toyota Corolla XII (E21): which has fewer APK problems?

At 7–8 years (mostly built 2017–2019) 1.4% of inspected Opel Astra Ks had at least one A-problem, against 0.6% for the Toyota Corolla XII (E21) and 3.1% nationally. The difference is small: the confidence intervals overlap, so at this age they are close. Over all ages together the Opel Astra K has an A-problem 59% less often than average, the Toyota Corolla XII (E21) 71% less often.

Window: Oct 2025 – Sep 2026 · Updated: 16 Oct 2026

At this age the Corolla XII (E21) has fewer A-problems.

Also check the weak spots and the history of the specific car.

ModelModel years

Opel Astra K

2015 – 2023

Illustration Opel Astra K

Toyota Corolla XII (E21)

2019 – 2026

Illustration Toyota Corolla XII (E21)
AA-problemsDefects at the APK

1.4%

n = 12,894 · 95% CI 1.2 – 1.6%

0.6%

n = 510 · 95% CI 0.2 – 1.7%

All defectsAll kinds of APK defects

28.7%

n = 12,894 · 95% CI 27.9 – 29.5%

19.4%

n = 510 · 95% CI 16.2 – 23.1%

Three points to checkMost common defects at the APK
  1. 1Brakes

Not enough data

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A-problems side by side

Percentages with 95% confidence intervals.

02468101214161820 A-problems (%) National: 3.1% · n = 884,744 · 95% CI 3.1 – 3.1% Opel Astra K2015 – 2023 1.4% (n = 12,894 · 95% CI 1.2 – 1.6%) Toyota Corolla XII (E21)2019 – 2026 0.6% (n = 510 · 95% CI 0.2 – 1.7%)

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More comparisons

Source: RDW Open Data (CC0), analysis CarXray.nl. 6,857,004 inspected passenger cars aged 3 years and older, Oct 2025 – Sep 2026. Each car counts once. How we know