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How reliable is the Infiniti Q30?

Owner-reported reliability data — inspection results, typical mileage, and the most common failures.

The Infiniti Q30 consistently passes first-time inspections at an above-average rate. The most commonly reported issues are tyre tread depth not in accordance with the requirements, a spring or spring component fractured or seriously weakened, a brake lining or pad worn below 1.5mm. Typical mileage by age and a year-by-year breakdown of reliability are shown below. All figures are owner-reported real-world data, not a marketing rating.

Reliability & Breakdown Risk
86.6% pass rate

Above average reliability

Based on 6,628 inspection tests. First-time pass rate: 86.6%.

First-time inspection pass rate86.6%
Dangerous defect rate
3.5%
Retest rate
12.7%
Typical mileage by age2017 cohort
Age 3
Age 5
67,340 km
Age 10
Annual mileage distributionfrom 61 vehicles
Bottom 10%
4,517 km
Low 25%
6,934 km
Median
11,642 km
High 25%
16,139 km
Top 10%
19,683 km
Most common inspection failures
Tyre tread depth not in accordance with the requirements1.6%
A spring or spring component fractured or seriously weakened1.1%
a brake lining or pad worn below 1.5mm1%
A headlamp or light source missing, inoperative or more than ½ not functioning in the case of LED0.7%
A suspension joint dust cover missing or no longer prevents the ingress of dirt etc0.6%
Where failures most often occur
Front Nearside(2.8%)
Front Offside(2.5%)
Rear Offside(1.4%)
Reliability indicators are model-level averages from Carlytics-analyzed inspection and breakdown records, not specific to this individual vehicle.

Infiniti Q30 reliability by year

How the Infiniti Q30 performs at first-time inspection, broken down by the year cohort. Empty cells mean we don't have enough owner-reported data for that year yet.

Year cohortPass rateTypical mileage @ 5 yrs
088.2%51,858 km
201686.7%
201786.6%67,340 km
201891.9%60,295 km
201991.7%55,873 km

Model-level pattern, not per-car prediction

These figures describe the Infiniti Q30 as a model. The reliability of any individual Infiniti Q30 also depends on service history, accident history, and how it was driven. Run a free VIN check to see the records attached to a specific car you're considering.

Buying a Infiniti Q30?

Reliability tells you the pattern. A VIN check tells you the car.

Frequently asked questions

Is the Infiniti Q30 reliable?

Based on owner-reported inspection records, the Infiniti Q30 consistently passes first-time inspections at an above-average rate. Its first-time inspection pass rate sits around 87%. Reliability varies by year and engine — see the year-by-year breakdown on this page for the specific cohort you're considering.

What are the common problems on the Infiniti Q30?

The most common owner-reported issues are: Tyre tread depth not in accordance with the requirements (1.6% of inspections); A spring or spring component fractured or seriously weakened (1.1% of inspections); a brake lining or pad worn below 1.5mm (1% of inspections); A headlamp or light source missing, inoperative or more than ½ not functioning in the case of LED (0.7% of inspections); A suspension joint dust cover missing or no longer prevents the ingress of dirt etc (0.6% of inspections).

What mileage is normal for a Infiniti Q30?

For a typical Infiniti Q30, owner-reported average mileage works out to about — at 3 years, 67,340 km at 5 years, and — at 10 years. The mileage section on this page shows the full distribution — high-use vs low-use cars often differ by a factor of three.

How do I check a specific Infiniti Q30 before buying?

Enter the 17-character VIN on Carlytics. The free check shows decoded specs and open safety recalls. The full vehicle history report (from EUR 8.90) cross-references owner-reported issues, mileage records, and stolen-vehicle databases for the specific car — model-level reliability tells you the pattern, the VIN check tells you the car.

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