Should I check the MOT history before buying a 2021 Mazda Mx 30 First Edition EV?

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 Mx 30 First Edition EV?

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 Mx 30 First Edition EV?

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 Mx 30 First Edition EV reliable?

Based on MOT data from 330 vehicles, the 2021 Mazda Mx 30 First Edition EV has a first-time MOT pass rate of 94.2%, 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 Mx 30 First Edition EV?

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 Mx 30 First Edition EV (2021)

330 real MOT outcomes analysed • 94.2% first-time pass rate

2021 Mazda Mx 30 First Edition EV

CarHunch analysed 330 real MOT records for the 2021 Mazda Mx 30 First Edition EV. 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 Mileage Distribution MOT Averages Colour Breakdown Compare Models

Moderate sample. 330 vehicles on record. Figures are indicative — the specific vehicle's history matters more than these averages.

The 2021 Mazda MX-30 First Edition EV is significantly more reliable than the UK average, with a 92.2% first-time MOT pass rate against the 80% benchmark—a genuine strength. Dangerous defects are relatively uncommon at 6.1%, well below the typical concern threshold, so structural and safety issues are not a widespread problem in this cohort.

These vehicles are running at sensible mileages for their age (median 22,110 miles), which partly explains the strong pass rate, but the low average of 0.18 failures per car suggests the MX-30's fundamentals are solid. Check brake wear and suspension components during your inspection, as advisories are fairly frequent (1.9 per car on average), though buyers should prioritise an independent EV battery health check given the electric powertrain's long-term durability remains less proven than conventional engines.

The 2021 Mazda Mx 30 First Edition EV passes its MOT first time more often than most UK vehicles (94.2% vs ~80% average) — and when it does fail, it's usually something minor and cheap to fix.

⚠️ 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

94.2%

UK average ~80%

Better than average

Dangerous (ever)

6.1%

At least once in MOT history

Check this vehicle

Avg failures / car

0.18

Over 2.2 tests on record

Low

Typical mileage

22k

Middle half: 14k–29k

For context

✅ Good baseline reliability. A 94.2% 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 1.9 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 330 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 330 Mazda Mx 30 First Edition EV cars.

Before you buy a 2021 Mazda Mx 30 First Edition EV

Based on MOT data from 330 vehicles — here's what to check.

📋 Check the full MOT history. 6.1% 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 346 Mazda Mx 30 First Edition EV vehicles registered in the UK — across all years. From DVLA registration records.

Silver 34.4%

119

Grey 29.5%

102

Red 18.5%

White 17.6%

Mileage Distribution

Most 2021 Mazda Mx 30 First Edition EV 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.

22,110

typical

14,366

low mileage

29,386

high mileage

Half of all 2021 Mazda Mx 30 First Edition EV vehicles fall between 14,366 and 29,386 miles.

Is the mileage you're seeing normal?

✓ Under 14,366 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.

✓ 14,366–29,386 miles — normal for age. This is where most 2021 Mazda Mx 30 First Edition EVs sit.

⚠ Over 39,671 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

0.18

Avg failures per vehicle

1.9

Avg advisories per vehicle

Compare with another model

See how the 2021 Mazda Mx 30 First Edition EV stacks up against a rival.

A solid choice — agree?