MAZDA CX-30 GT SPORT TECH MHEV 4X4 (2020)
Running costs, reliability data, and common problems from 208 real MOT tests.
Annual Cost
£1,777
£148/month
MOT Pass Rate
95%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 18-32
1998cc Petrol
Great Choice
95% pass rate, £1777/year to run. 13 points above average.
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Annual Running Costs
~36 mpg
Flat rate (post-2017)
Low estimate due to excellent reliability
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
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Reliability Verdict
Excellent reliability. Very few MOT failures. That's 13 points above the national average of 82%. It also outperforms the MAZDA brand average of 81%.
At 6 years old, 95% of MAZDA CX-30 GT SPORT TECH MHEV 4X4s from 2020 passed their MOT first time in 2026. That's based on 208 tests across the UK. The average mileage at this age is 31,331 miles.
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How Does It Compare?
Mileage Analysis
31,331
Average miles
44,400
Expected for age
The average 2020 MAZDA CX-30 GT SPORT TECH MHEV 4X4 has 31,331 miles on the clock, which is below the expected 44,400 miles for a 6-year-old car. This suggests lighter use than average, which generally means less wear on major components.
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MAZDA CX-30 GT SPORT TECH MHEV 4X4 by Year
Similar Cars to Consider
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About the 2020 MAZDA CX-30 GT SPORT TECH MHEV 4X4
The 2020 MAZDA CX-30 GT SPORT TECH MHEV 4X4 is a family car with a 1998cc petrol engine. 208 of these vehicles were MOT tested in 2026, making it a less common model in the UK market. It ranks in the top 22% of all 2020 cars for reliability.
With an average of 31,331 miles at 6 years old, MAZDA CX-30 GT SPORT TECH MHEV 4X4 owners tend to use this car less than the typical driver.
2020 MAZDA CX-30 GT SPORT TECH MHEV 4X4 Fuel Costs
The 1998cc petrol engine offers a reasonable balance between performance and economy. Expect around 36 mpg in mixed driving, which works out to roughly £1,327 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2020 MAZDA CX-30 GT SPORT TECH MHEV 4X4?
Total estimated annual running cost is £1,777 (£148/month), broken down as £1327 fuel, £195 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 95% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2020 MAZDA CX-30 GT SPORT TECH MHEV 4X4
At 6 years old, the MAZDA CX-30 GT SPORT TECH MHEV 4X4 offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost.
Common Issues to Watch For
Based on the 2020 MAZDA CX-30 GT SPORT TECH MHEV 4X4's fuel type, age, and engine size, these are the most likely problem areas to check.
Timing Chain / Belt
Watch outAt 6 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 2020 MAZDA CX-30 GT SPORT TECH MHEV 4X4 stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| MAZDA CX-30 GT SPORT TECH MHEV 4X4(2020) | 95% | £1327 | £195 | Grp 18-32 | £1777 |
| VOLKSWAGEN GOLF(2019) | 92% | £1137 | £190 | Grp 12-25 | £1582-£195 |
| FORD KUGA(2018) | 90% | £1137 | £190 | Grp 12-25 | £1582-£195 |
| MINI COOPER(2018) | 92% | £1137 | £190 | Grp 12-25 | £1582-£195 |
| NISSAN QASHQAI(2020) | 93% | £1137 | £190 | Grp 12-25 | £1582-£195 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
Related Mazda Models
Explore other Mazda cars or similar models in the same category.
MAZDA 2
2010 · 1349cc Petrol
MAZDA 3
2015 · 1998cc Petrol
MAZDA CX-5
2019 · 2000cc Petrol
VOLKSWAGEN GOLF
2019 · 1498cc Petrol
FORD KUGA
2018 · 1499cc Petrol
MINI COOPER
2018 · 1499cc Petrol
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