Mazda Cx 30 GT Sport MHEV 4x4 Auto (2020)
2020 Mazda Cx 30 GT Sport MHEV 4x4 Auto
CarHunch analysed 117 real MOT records for the 2020 Mazda Cx 30 GT Sport MHEV 4x4 Auto. This breakdown of actual test outcomes — pass rates, defect profiles, mileage data — isn't published anywhere else.
The 2020 Mazda CX-30 GT Sport MHEV is significantly more reliable than average, with a 94.7% first-time pass rate that comfortably beats the UK average of 80%. Only 3.4% of vehicles have ever recorded a dangerous defect, which is reassuringly low and suggests strong build quality across this cohort.
These cars are running at modest mileage for their age—averaging just over 25,000 miles—which means you're looking at well-preserved examples that typically need only minor attention. The average of just 0.22 failures per vehicle is excellent, and while 2.5 advisories per car indicates routine wear items, a buyer should specifically check brake fluid condition and suspension components during inspection, as these feature regularly in advisory notices.
What to check before buying a 2020 Mazda Cx 30 GT Sport MHEV 4x4 Auto
Practical pre-purchase checks for this age and model.
- 📋 Check the full MOT history. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. Enter the reg below for a full AI analysis.
- 🔍 Inspect for corrosion in person. Brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that's expensive to fix and can fail an MOT.
- 🛞 Check tyres and brakes. The most common advisory items at this age. Budget for replacement if they're near the limit — factor this into your offer price.
- 📄 Run an HPI check. The MOT history won't show outstanding finance, insurance write-offs, or stolen status — an HPI check will.
Before you buy a Mazda Cx 30 GT Sport MHEV 4x4 Auto
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Pass Rate by Fuel Type
| Fuel type | Vehicles | Pass rate | Avg failures |
|---|---|---|---|
| Petrol (98%) | 115 | 94.6% | 0.23 |
| Other (2%) | 2 | 100% | 0 |
Mileage Distribution
Most 2020 Mazda Cx 30 GT Sport MHEV 4x4 Auto vehicles sit in the blue band. If the car you're looking at is outside it, it's either unusually low or high mileage for its age.
Half of all 2020 Mazda Cx 30 GT Sport MHEV 4x4 Auto vehicles fall between 18,556 and 32,370 miles.
2020 Mazda Cx 30 GT Sport MHEV 4x4 Auto — Still on the Road
Strong survival — 114 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
Found a specific Mazda Cx 30 GT Sport MHEV 4x4 Auto?
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