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MERCEDES-BENZ GLA MOT pass rate

89.4% of 153,628 MERCEDES-BENZ GLA MOT tests pass.

The GLA passes its MOT 89.4% of the time — well above the average across all MERCEDES-BENZ models, which sits at 83.5%.

The MERCEDES-BENZ GLA passes its MOT 89.4% of the time — well above the national average for cars, which sits at 79.2%.

Own this MERCEDES-BENZ GLA?

This is the average across every MERCEDES-BENZ GLA in the dataset. Look up your own registration for its actual MOT history, and a free place to keep its maintenance records.

How to check and keep your MERCEDES-BENZ’s service history →

Pass rate by vehicle age

Pass rate declines noticeably with age, from 94.1% at 0–3 years to 84.6% at 10–15 years.

Pass rate by vehicle age band0–3 years94.1%3–6 years91.8%6–10 years86.6%10–15 years84.6%15+ yearsn/a
MERCEDES-BENZ GLA pass rate and average mileage by vehicle age band
Vehicle agePass rateTestsAverage mileage
0–3 years94.1%12,38424,412 miles
3–6 years91.8%66,35535,393 miles
6–10 years86.6%72,15060,845 miles
10–15 years84.6%2,73977,170 miles
15+ yearsno tests recorded0no reading

Common MOT failure reasons for the MERCEDES-BENZ GLA

The most common reason the MERCEDES-BENZ GLA fails its MOT is tyres — present in 36.1% of failed tests, most often logged as "Tread depth below requirements of 1.6mm".

Top MOT failure categories for the MERCEDES-BENZ GLA
CategoryShare of failed testsExample
Tyres36.1%Tread depth below requirements of 1.6mm
Suspension20.3%Ball joint dust cover no longer prevents the ingress of dirt
Lamps, reflectors and electrical equipment17.6%Too low
Brakes16.9%Less than 1.5 mm thick
Visibility15.4%Does not clear the windscreen effectively
Body, chassis, structure8.0%Constant velocity boot split or insecure, no longer prevents the ingress of dirt
Noise, emissions and leaks7.8%Inoperative or indicates a malfunction
Identification of the vehicle2.5%Does not conform to the specified requirements
Seat belts and supplementary restraint systems2.3%Warning lamp indicates a fault
Road Wheels2.0%Fixing missing

Related MERCEDES-BENZ models

Frequently asked questions

What is the MOT pass rate for the MERCEDES-BENZ GLA?
89.4% of MERCEDES-BENZ GLA MOT tests pass, based on 153,628 tests in the DVSA anonymised MOT tests and results dataset.
What are the most common MOT failures for the MERCEDES-BENZ GLA?
The most common reason the MERCEDES-BENZ GLA fails its MOT is tyres — present in 36.1% of failed tests, most often logged as "Tread depth below requirements of 1.6mm".
Does this show the MERCEDES-BENZ GLA's service history?
No — this is MOT test data, which covers roadworthiness, not servicing. A service history is a separate record of maintenance work, which a specific car only has if its owner has kept it. See the MERCEDES-BENZ service history guide for how to check and keep one.