Should I check the MOT history before buying a 2021 BMW 218d M Sport Auto?

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 2021 BMW 218d M Sport Auto?

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 2021 BMW 218d M Sport Auto?

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.

Is the 2021 BMW 218d M Sport Auto reliable?

Based on MOT data from 259 vehicles, the 2021 BMW 218d M Sport Auto has a first-time MOT pass rate of 93.3%, indicating generally reliable for its class. Always check the full MOT history of any specific vehicle before buying.

Do I need an HPI check when buying a 2021 BMW 218d M Sport Auto?

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.

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BMW 218d M Sport Auto (2021)

259 real MOT outcomes analysed • 93.3% first-time pass rate

2021 BMW 218d M Sport Auto

CarHunch analysed 259 real MOT records for the 2021 BMW 218d M Sport Auto. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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AI Analysis Reliability Overview Check a Specific Reg Buyer's Checklist Pass Rate by Fuel Mileage Distribution Still on the Road MOT Averages Colour Breakdown Compare Models

The 2021 BMW 218D M Sport Auto is a reliably built car, passing its MOT on the first attempt 91.5% of the time—well ahead of the UK average of 80%. Dangerous defects are uncommon, affecting only 9.3% of the cohort, so this isn't a buyer concern.

At a median mileage of 33,390 miles for a three-year-old model, these cars are running well within normal wear expectations, and the low failure rate of 0.22 per vehicle confirms the diesel engine is holding up. With just 1.5 advisories per vehicle on average, maintenance costs should remain modest—but do check the service history carefully when viewing one, as BMW diesel engines reward regular oil changes and filter work.

We have limited data for the 2021 BMW 218d M Sport Auto — treat the figures below as indicative rather than definitive.

⚠️ About 1 in 12 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

93.3%

UK average ~80%

Better than average

Dangerous (ever)

9.3%

At least once in MOT history

Check this vehicle

Avg failures / car

0.22

Over 2.4 tests on record

Low

Typical mileage

33k

Middle half: 26k–43k

For context

These stats describe 259 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.

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See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 259 BMW 218d M Sport Auto cars.

Before you buy a 2021 BMW 218d M Sport Auto

Based on MOT data from 259 vehicles — here's what to check.

📋 Check the full MOT history. 9.3% 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

Pass Rate by Fuel Type

Fuel type	Vehicles	Pass rate	Avg failures
Diesel (100%)	258	93.3%	0.22

Colour Breakdown

Based on 1,664 BMW 218d M Sport Auto vehicles registered in the UK — across all years. From DVLA registration records.

Grey 33.6%

559

Blue 22.1%

368

Black 20.1%

335

White 19.8%

330

Silver 2.6%

Red 1.1%

Green 0.6%

Mileage Distribution

Most 2021 BMW 218d M Sport Auto 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.

33,390

typical

25,538

low mileage

42,868

high mileage

Half of all 2021 BMW 218d M Sport Auto vehicles fall between 25,538 and 42,868 miles.

Is the mileage you're seeing normal?

✓ Under 25,538 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.

✓ 25,538–42,868 miles — normal for age. This is where most 2021 BMW 218d M Sport Autos sit.

⚠ Over 57,871 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

2021 BMW 218d M Sport Auto — Still on the Road

Almost all 2021 BMW 218d M Sport Autos are still on the road.

Strong survival — 250 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

2.4

Avg MOT tests per vehicle

0.22

Avg failures per vehicle

1.5

Avg advisories per vehicle

Other model years — BMW 218d M Sport Auto: All 218d M Sport Auto years → Which year to buy? →

2018 2019 2020 2022 2023

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