Skip to main content
GB
MOT
Checkup

Quantum H4 MOT Check

MOT pass rates, common failures, and reliability data for the Quantum H4. Check any H4 by registration number below.

GB

Free, instant, no sign-up required.

75.0%

Avg Pass Rate

-2.5%

vs Quantum Avg

1

Year Ranges

Good

Reliability

Quantum H4 — MOT Reliability Overview

The Quantum H4 has an average MOT pass rate of 75.0%, which is 2.5 percentage points below the Quantum brand average of 77.5%. This is a reasonable result that reflects typical UK reliability standards. Regular servicing and addressing advisories promptly will help keep your H4 on the road.

Before buying a used Quantum H4, we recommend checking the full MOT history, write-off status, outstanding finance, and stolen vehicle status. These checks can be done for free using the registration number.

MOT Pass Rate by Year

How the Quantum H4 performs at MOT across different model years.

0

Based on 12 vehicles

75.0%Good
Quantum average: 77.5%
Mileage at 5yr

46k mi

Other Quantum Models

Compare MOT reliability across Quantum models.

Quantum Unclassified

79.5% pass rate

Quantum 2+2

66.7% pass rate

Quantum Xtreme

88.9% pass rate

Useful MOT Guides

Common MOT Failures

The most common reasons UK vehicles fail their MOT — and how to prepare.

MOT Checklist

Pre-MOT checklist to improve your chances of passing first time.

Advisory vs Failure

Understanding the difference between MOT advisories and failures.

See detailed fault analysis for Quantum H4

Quantum H4 — Frequently Asked Questions

Common questions about the Quantum H4 MOT and reliability.

What is the MOT pass rate for the Quantum H4?
The average MOT pass rate for the Quantum H4 is 75.0% compared to the Quantum average of 77.5%. Pass rates vary by year — check the year-by-year breakdown on this page for details.
What are the most common MOT failures on a Quantum H4?
Check the detailed breakdown on this page for specific failure data by year range.
Is the Quantum H4 reliable?
With an average MOT pass rate of 75.0%, the Quantum H4 is rated as "Good" for reliability. This is a strong result suggesting good build quality and fewer common defects.
How do I check the MOT history of a Quantum H4?
Enter the vehicle's registration number in the search box at the top of this page. You will instantly see the complete MOT history including every test result, mileage readings, advisories, and dangerous defects — completely free.
What mileage should I expect on a Quantum H4?
Typical mileage for the Quantum H4: 46,213 miles at 5 years. Use these benchmarks when evaluating a used H4 to spot vehicles with unusually high or low mileage.

Check Your Quantum H4's MOT History

Enter the registration number for the full MOT history — free and instant.

GB