Kia EV6 vs Volkswagen Id.4

Head-to-head reliability comparison from 2,394real NHTSA consumer complaints. Year-by-year breakdown, shared problems, crash & fire rates.

Kia EV6 wins·40

Which is more reliable, Kia EV6 or Volkswagen Id.4?

Verdict from 2,394 NHTSA complaints

Kia EV6 wins this comparison overall. Kia EV6 comes out ahead on 4 of 4 reliability metrics — including a 18% lower complaint rate. Both models share the same most-reported issue: electrical faults.

Head-to-Head Metrics

Lower is better on every metric. Bar length = relative magnitude. ✓ = winner.

Complaints per 1K vehiclesLower is better
Kia EV6180.7/1K
Volkswagen Id.4212.9/1K

Kia EV6 wins by 18%

Crash-involvement rateLower is better
Kia EV64.6%
Volkswagen Id.412.9%

Kia EV6 wins by 180%

Fire-involvement rateLower is better
Kia EV60.30%
Volkswagen Id.41.30%

Kia EV6 wins by 333%

Overall severity scoreLower is better
Kia EV6164.1
Volkswagen Id.44617.9

Kia EV6 wins by 2714%

Total complaints
EV6753
Id.41,641
US units sold
EV671,776
Id.4
Injuries
EV616
Id.4118
Fatalities
EV63
Id.4

NHTSA Crash Test Ratings

Official NCAP star ratings — government crash test data. Most recent rated model year.

Top Safety Pick

Kia EV6

2025 model year
OverallEXCELLENT
5 / 5
Frontal — Driver
Frontal — Passenger
Side — Driver
Side — Passenger
Side Pole
Rollover

Volkswagen Id.4

2025 model year
OverallEXCELLENT
5 / 5
Frontal — Driver
Frontal — Passenger
Side — Driver
Side — Passenger
Side Pole
Rollover

Source: NHTSA New Car Assessment Program (NCAP). Lower star = higher injury risk in that crash type.

Complaint Volume — Year by Year

Sales-volume data not available for both models — showing raw complaint counts. Higher-volume models will appear higher even when reliability is comparable.

Kia EV6
Volkswagen Id.4

Most Reported Problems

Top component complaints for each model. Identical bar lengths = both have the same recurring issue.

Kia EV6
Volkswagen Id.4
Electrical Faults351442Fuel System8655Transmission / Drivetrain8456Engine Problems3247Brakes2377Unintended Acceleration20104Body Structure1370Forward Collision Avoidance: Adaptive Cruise Control069

Year-by-Year Head-to-Head

Lower is better. Click either model column to see that year's full breakdown.

YearKia EV6Volkswagen Id.4Better
2022403231Id.4
2023184770EV6
202410280Id.4
20256443Id.4

Frequently Asked Questions

Kia EV6 vs Volkswagen Id.4 — the most common buyer questions, answered from NHTSA data.

Which is more reliable, the Kia EV6 or the Volkswagen Id.4?

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Kia EV6 wins this comparison overall. Kia EV6 comes out ahead on 4 of 4 reliability metrics — including a 18% lower complaint rate. Both models share the same most-reported issue: electrical faults. Source: NHTSA Office of Defects Investigation via VinItel.

Should I buy a Kia EV6 or a Volkswagen Id.4?

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On reliability data alone, the Kia EV6 is the safer bet — but the actual condition of the specific car matters far more than the model average. Check the VIN of any vehicle you're considering for accident history, title issues, and odometer rollbacks.

What problems do the Kia EV6 and Volkswagen Id.4 share?

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Top complaints for the Kia EV6: Electrical Faults, Fuel System, Transmission / Drivetrain. Top complaints for the Volkswagen Id.4: Electrical Faults, Unintended Acceleration, Brakes. Both models share electrical faults as their top reported issue. Source: NHTSA via VinItel.

Which has fewer NHTSA complaints, the Kia EV6 or the Volkswagen Id.4?

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Across all model years, the Kia EV6 has 753 NHTSA complaints and the Volkswagen Id.4 has 1,641. Normalized for sales volume (complaints per 10,000 vehicles sold), the Kia EV6 has the lower complaint rate. Raw counts can mislead — a 2× more popular model will naturally collect 2× more complaints. Detailed normalized comparison: vinitel.com/stats/nhtsa-complaints/compare/kia/ev6/vs/volkswagen/id.4

Which is safer in a crash, the Kia EV6 or the Volkswagen Id.4?

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Crash-involvement rate from NHTSA complaints: Kia EV6 4.6% vs Volkswagen Id.4 12.9% — the Kia EV6 has the lower crash rate. NHTSA NCAP star ratings (frontal, side, rollover) for both models are also shown on the comparison page. Note: the per-VIN history matters more than the model average — a salvage-title car of any model carries higher crash exposure than the median.

Does the Kia EV6 or the Volkswagen Id.4 have more fires?

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Fire-involvement rate based on NHTSA complaints: Kia EV6 0.30% vs Volkswagen Id.4 1.30%. The Kia EV6 has the lower reported fire rate. Fire complaints are a relatively rare but important safety signal — they often correlate with electrical-system or fuel-system defects. Check specific recall campaigns at vinitel.com/stats/nhtsa-complaints/kia/ev6 and vinitel.com/stats/nhtsa-complaints/volkswagen/id.4

What years of the Kia EV6 are worse than the Volkswagen Id.4?

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The comparison page renders a year-by-year head-to-head table — for each model year (where both models have data), it shows complaint count or per-10K rate side by side and marks which model fares better that year. Buyers cross-shopping a specific model year should always check the year-level VinItel pages: vinitel.com/stats/nhtsa-complaints/kia/ev6/{year} and vinitel.com/stats/nhtsa-complaints/volkswagen/id.4/{year}.

Where does this Kia EV6 vs Volkswagen Id.4 comparison data come from?

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All complaint, crash, fire, and fatality data comes from the NHTSA Office of Defects Investigation (ODI) consumer-complaint database — the same source insurance regulators and the federal government use. NCAP star ratings come from NHTSA's New Car Assessment Program crash tests. Sales-volume normalization (per 10K sold) uses US annual vehicle sales. Data refreshes every 6 hours. Source: NHTSA via VinItel.

Other head-to-head matchups buyers cross-shopping the EV6 or Id.4 also look at:

Comparison data refreshed 2026-05-04 from NHTSA Office of Defects Investigation.·Source: NHTSA ODI

Picked your model? Now check the actual VIN.

A model average can't see the car you're buying.

Even the Kia EV6 has cars with hidden accidents, salvage titles, and odometer rollbacks. Check the VIN before you buy — full report $4.99 (vs. Carfax $44.99).

Kia EV6 vs Volkswagen Id.4 Reliability: Which Car Is Better? | VinItel