Should I check the MOT history before buying a 2020 Mazda Mx 5?

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 Mazda Mx 5?

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 Mazda Mx 5?

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 2020 Mazda Mx 5 reliable?

Based on MOT data from 179 vehicles, the 2020 Mazda Mx 5 has a first-time MOT pass rate of 94.6%, indicating generally reliable for its class. Always check the full MOT history of any specific vehicle before buying.

What are common problems with the 2020 Mazda Mx 5?

The most frequently recorded MOT issues on the 2020 Mazda Mx 5 are: Offside Front Tyre slightly damaged/cracking or perishing (18.3% of vehicles), Nearside Front Tyre slightly damaged/cracking or perishing (17.5% of vehicles), Nearside Rear Tyre worn close to legal limit/worn on edge (15.6% of vehicles). These figures are based on actual MOT test records — search a specific registration on CarHunch to see its individual history.

Do I need an HPI check when buying a 2020 Mazda Mx 5?

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 5 (2020)

179 real MOT outcomes analysed • 94.6% first-time pass rate

2020 Mazda Mx 5

CarHunch analysed 179 real MOT records for the 2020 Mazda Mx 5. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
Which year to buy? →

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

The 2020 Mazda MX-5 is a genuinely reliable car, with a 94.6% first-time pass rate that sits well above the UK average of 80%. Only 4.5% of these vehicles have ever recorded a dangerous defect, which is low and shouldn't be a concern for a buyer.

At an average mileage of 18,704 miles for a four-year-old car, these MX-5s are well-looked-after, and the numbers back that up: just 0.23 failures per vehicle and 2.0 advisories per vehicle suggest owners are staying on top of maintenance. When you're evaluating one, pay close attention to service history and the condition of the soft top or paint—those will matter more than structural or mechanical surprises.

We have limited data for the 2020 Mazda Mx 5 — treat the figures below as indicative rather than definitive.

First-time pass

94.6%

UK average ~80%

Better than average

Dangerous (ever)

4.5%

At least once in MOT history

Check this vehicle

Avg failures / car

0.23

Over 3.3 tests on record

Low

Typical mileage

15k

Middle half: 11k–23k

For context

These stats describe 179 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.

A solid choice — agree?

What tends to go wrong

Across 179 vehicles — figures show how many had each issue flagged at least once in their MOT history.

Tyre wear 18.3%

Offside Front Tyre slightly damaged/cracking or perishing · Nearside Front Tyre slightly damaged/cracking or perishing · Nearside Rear Tyre worn close to legal limit/worn on edge · …

Budget for a full set — on a vehicle this age, tyres are expected consumables. An inspection will confirm how much is left.

Brake wear 14.3%

Rear Brake disc worn, pitted or scored, but not seriously weakened · Front Brake pad(s) wearing thin · Offside Rear Brake disc worn, pitted or scored, but not seriously weakened · …

Ask the seller when brakes were last serviced. If they don't know, factor in the cost.

Data covers a 3-year window centred on 2020.

See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 179 Mazda Mx 5 cars.

Before you buy a 2020 Mazda Mx 5

Based on MOT data from 179 vehicles — here's what to check.

📋 Check the full MOT history. 4.5% 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 2020 Mazda Mx 5 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.

15,461

typical

11,045

low mileage

23,404

high mileage

Half of all 2020 Mazda Mx 5 vehicles fall between 11,045 and 23,404 miles.

Is the mileage you're seeing normal?

✓ Under 11,045 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.

✓ 11,045–23,404 miles — normal for age. This is where most 2020 Mazda Mx 5s sit.

⚠ Over 31,595 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

2020 Mazda Mx 5 — Still on the Road

Almost all 2020 Mazda Mx 5s are still on the road.

Strong survival — 175 vehicles still getting MOTs in 2025, 99% 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

3.3

Avg MOT tests per vehicle

0.23

Avg failures per vehicle

Avg advisories per vehicle

Other model years — Mazda Mx 5: All Mx 5 years → Which year to buy? →

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Compare with another model

See how the 2020 Mazda Mx 5 stacks up against a rival.

A solid choice — agree?