Mercedes-Benz EQC 400 AMG Line Premium + 4M MOT pass rate: 83.5% (4,452 tests, 2025)

The Mercedes-Benz EQC 400 AMG Line Premium + 4M passed 83.5% of its 4,452 MOT tests in 2025 — 6.0 points above the UK average of 77.5%. The median tested example was 3 years old with 30,792 miles on the clock.

83.5%Pass rate (2025)

4,452MOT tests analysed

30,792 miMedian mileage at test

3 yrsMedian age at test

How the EQC 400 AMG Line Premium + 4M compares

Mercedes-Benz EQC 400 AMG Line Premium + 4M

83.5%

UK average (all Class 4 vehicles)

77.5% across 33.1 million tests

Mercedes-Benz average (all models)

80.7%

What fails most on the Mercedes-Benz EQC 400 AMG Line Premium + 4M

Across failed and rectified tests in 2025, these vehicle systems produced the most defects on the EQC 400 AMG Line Premium + 4M:

#	System	Defects recorded	Share
1	Tyres	845	53.4%
2	Suspension	121	7.7%
3	Tyres	536	33.9%
4	Suspension	79	5.0%

Pre-MOT checklist for EQC 400 AMG Line Premium + 4M owners

Based on the failure profile above, ten minutes with a torch before your test removes the most likely fail items:

Check tread with the 20p test and inspect sidewalls for cracking — tyres close to the limit are the country’s most common advisory
Bounce each corner and listen for clonks over speed bumps — suspension is this model’s (and the UK’s) top failure system
Check tread with the 20p test and inspect sidewalls for cracking — tyres close to the limit are the country’s most common advisory
Bounce each corner and listen for clonks over speed bumps — suspension is this model’s (and the UK’s) top failure system

Check the engine before the tester does

A stored fault code with the engine light on is an automatic Major defect. Scan and clear resolved faults before booking.

Topdon OBD2 scannersTopdon diagnostic scanners with full-system readouts
XTOOL diagnostic toolsXTOOL code readers for petrol and diesel cars
Autel UK testersAutel professional-grade diagnostic testers

EQC 400 AMG Line Premium + 4M pass rate by registration year

Registration year	Tests	Pass rate	Vs same-age	Median mileage
2020	1,794	83.9%	-6.0 pts	31,360
2021	2,728	83.0%	-7.4 pts	30,310
2022	2,367	82.5%	-8.8 pts	27,413

Check a specific EQC 400 AMG Line Premium + 4M before you buy

Pass rates describe the model; they can’t tell you about the one car you’re looking at. Run its plate through our free MOT history check to see its personal record of failures, advisories and mileage readings.

Other Mercedes-Benz models

C78.2% pass rate · 343,551 tests A-Class77.8% pass rate · 232,671 tests E79.7% pass rate · 215,896 tests A89.1% pass rate · 93,733 tests Vito73.4% pass rate · 81,263 tests GLC87.2% pass rate · 65,847 tests GLA83.1% pass rate · 64,404 tests CLA82.7% pass rate · 62,279 tests

FAQs

What is the MOT pass rate for a Mercedes-Benz EQC 400 AMG Line Premium + 4M?

In 2025, 83.5% of 4,452 first MOT tests on the Mercedes-Benz EQC 400 AMG Line Premium + 4M were passes (UK average: 77.5%). Data: DVSA anonymised MOT results.

What does the EQC 400 AMG Line Premium + 4M fail its MOT on most?

The biggest defect group is tyres (53.4% of its recorded defects), followed by suspension.

Is the Mercedes-Benz EQC 400 AMG Line Premium + 4M reliable?

MOT pass rate is one lens on durability: at 83.5% it performs above the national average at a median age of 3 years and 30,792 miles. Always check the individual car's history too.

Source: DVSA Anonymised MOT tests and results, 2025 extract (Class 4 initial tests only; retests excluded). Contains public sector information licensed under the Open Government Licence v3.0. Figures rounded to one decimal place.