Should I check the MOT history before buying a 2021 Mazda Cx 5 Sport D 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 Mazda Cx 5 Sport D 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 Mazda Cx 5 Sport D 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 Mazda Cx 5 Sport D Auto reliable?

Based on MOT data from 121 vehicles, the 2021 Mazda Cx 5 Sport D Auto has a first-time MOT pass rate of 92.6%, 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 Mazda Cx 5 Sport D 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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Mazda Cx 5 Sport D Auto (2021)

121 real MOT outcomes analysed • 92.6% first-time pass rate

2021 Mazda Cx 5 Sport D Auto

CarHunch analysed 121 real MOT records for the 2021 Mazda Cx 5 Sport D Auto. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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The 2021 Mazda CX-5 Sport D Auto is a reliably robust choice, with a first-time MOT pass rate of 90.3%—well above the UK average of 80%—and a low dangerous defect rate of just 7.4%. This diesel model demonstrates solid structural and safety integrity across the sample of 121 vehicles tested.

At a median mileage of 32,871 miles for a three-year-old car, these examples are running lighter than average, which partly explains the strong pass rate. When failures do occur, they average just 0.22 per vehicle, though advisories (routine maintenance items) run at 1.0 per car, so budget for minor wear-and-tear items as the vehicle ages—have a pre-purchase inspection focus on the suspension and brake components, where advisories typically cluster in this model.

We have limited data for the 2021 Mazda Cx 5 Sport D Auto — treat the figures below as indicative rather than definitive.

⚠️ Around 1 in 20 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

92.6%

UK average ~80%

Better than average

Dangerous (ever)

7.4%

At least once in MOT history

Check this vehicle

Avg failures / car

0.22

Over 2.2 tests on record

Low

Typical mileage

33k

Middle half: 26k–41k

For context

These stats describe 121 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 121 Mazda Cx 5 Sport D Auto cars.

Before you buy a 2021 Mazda Cx 5 Sport D Auto

Based on MOT data from 121 vehicles — here's what to check.

📋 Check the full MOT history. 7.4% 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

Mileage Distribution

Most 2021 Mazda Cx 5 Sport D 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.

32,871

typical

26,205

low mileage

41,112

high mileage

Half of all 2021 Mazda Cx 5 Sport D Auto vehicles fall between 26,205 and 41,112 miles.

Is the mileage you're seeing normal?

✓ Under 26,205 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.

✓ 26,205–41,112 miles — normal for age. This is where most 2021 Mazda Cx 5 Sport D Autos sit.

⚠ Over 55,501 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

MOT History Averages

2.2

Avg MOT tests per vehicle

0.22

Avg failures per vehicle

Avg advisories per vehicle

Other model years — Mazda Cx 5 Sport D Auto: All Cx 5 Sport D Auto years → Which year to buy? →

2022

Or browse all models: Mazda →

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