Should I check the MOT history before buying a 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m?

Yes. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. A full MOT history analysis will highlight patterns that a single test result won't reveal.

What corrosion should I look for when inspecting a 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m?

Check brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that is expensive to fix and can fail an MOT.

How are tyres and brakes typically on a 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m?

Tyres and brakes are the most common advisory items on vehicles of this age. Budget for replacement if they are near the limit, and factor this into your offer price.

How many 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m vehicles have had dangerous defects recorded?

24% of these vehicles have had a dangerous defect recorded. Search the registration on CarHunch — the full MOT history will show exactly what was flagged and whether it was resolved.

Do I need an HPI check when buying a 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m?

Yes. The MOT history will not show outstanding finance, insurance write-offs, or stolen status. An HPI check covers these areas and should be part of any used car purchase.

CarHunch

Get Started

Mercedes Benz Eqc 400 Amg Line Premium + 4m (2020)

Q: Is the 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m reliable?

Based on MOT data from 678 vehicles, the 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m has a first-time MOT pass rate of 87.8%, indicating generally reliable for its class. Always check the full MOT history of any specific vehicle before buying.

678 real MOT outcomes analysed • 87.8% first-time pass rate

2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m

CarHunch analysed 678 real MOT records for the 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
Which year to buy? →

On this page

AI Analysis Reliability Overview Check a Specific Reg Buyer's Checklist Mileage Distribution Still on the Road MOT Averages Colour Breakdown Compare Models

The EQC 400 AMG Line Premium + 4M passes its MOT at 82.6%, which is a solid 2.6 percentage points above the UK average, though the concerning detail is that nearly a quarter of these vehicles (23.6%) have recorded a dangerous defect at some point—well above the typical threshold for buyer confidence. This suggests electrical or safety-critical issues are more prevalent than you'd expect in a premium electric model.

At a median mileage of 32,273 miles for a 2020, these cars are running relatively low, which explains the modest average of 0.48 failures per vehicle. The higher advisory count of 2.2 per vehicle typically points to wear items and minor electrical gremlins rather than structural problems, but given the dangerous defect history, you should always request full MOT records and have any potential EV battery or high-voltage system concerns independently verified before purchase.

The 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m passes its MOT first time at roughly the UK average rate (87.8%) — solid but worth checking this vehicle's history carefully.

⚠️ Over 1 in 5 of these vehicles have had a dangerous MOT failure at some point — usually tyres or brakes, and often a one-off issue rather than a persistent problem. The group stats won't tell you which one you're looking at.

First-time pass

87.8%

UK average ~80%

Around average

Dangerous (ever)

23.6%

At least once in MOT history

Check this vehicle

Avg failures / car

0.48

Over 3.2 tests on record

Low

Typical mileage

32k

Middle half: 23k–43k

For context

✅ Good baseline reliability. A 87.8% first-time pass rate puts this well above the UK average — it's a well-sorted vehicle in this age bracket.

🔧 Expect consumable spend. An average of 2.2 advisories per vehicle tells you wear items (tyres, brakes) get flagged regularly. Budget for them — they're not surprises.

🔍 The dangerous defect figure is real. Most are one-off tyre failures or brake issues — not structural problems. But it's exactly why checking the individual vehicle's history is essential, not optional.

These stats describe 678 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.

Average reliability — agree?

See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 678 Mercedes Benz Eqc 400 Amg Line Premium + 4m cars.

Before you buy a 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m

Based on MOT data from 678 vehicles — here's what to check.

📋 Check the full MOT history. 23.6% of these vehicles have had a dangerous defect recorded - recurring advisories often signal problems years before they become failures.
Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle.
🔍 Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price. Inspection →
📄 Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically. History Get 20% off via CarHunch

Colour Breakdown

Based on 7,165 Mercedes Benz Eqc 400 Amg Line Premium + 4m vehicles registered in the UK — across all years. From DVLA registration records.

Black 38.2%

2,738

Grey 33.4%

2,392

Blue 16.2%

1,159

White 7.3%

521

Silver 3%

217

Red 1.9%

138

Mileage Distribution

Most 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.

32,273

typical

23,216

low mileage

42,816

high mileage

Half of all 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m vehicles fall between 23,216 and 42,816 miles.

Is the mileage you're seeing normal?

✓ Under 23,216 miles — lower than most. Could be great, or could be a vehicle that rarely moved. Check test frequency and mileage progression in the MOT history.

✓ 23,216–42,816 miles — normal for age. This is where most 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4ms sit.

⚠ Over 57,801 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m — Still on the Road

Almost all 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4ms are still on the road.

Strong survival — 589 vehicles still getting MOTs in 2025, 100% of the peak.

Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2023–2025.

MOT History Averages

3.2

Avg MOT tests per vehicle

0.48

Avg failures per vehicle

2.2

Avg advisories per vehicle

Other model years — Mercedes Benz Eqc 400 Amg Line Premium + 4m: All Eqc 400 Amg Line Premium + 4m years → Which year to buy? →

2021 2022 2023

Or browse all models: Mercedes Benz →

Compare with another model

See how the 2020 Mercedes Benz Eqc 400 Amg Line Premium + 4m stacks up against a rival.

Average reliability — agree?