MAZDA 2 SPORT NAV AUTO (2020)
Running costs, reliability data, and common problems from 756 real MOT tests.
Annual Cost
£1,587
£132/month
MOT Pass Rate
96%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 12-25
1496cc Petrol
Great Choice
96% pass rate, £1587/year to run. 14 points above average.
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Annual Running Costs
~42 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 14 points above the national average of 82%. It also outperforms the MAZDA brand average of 81%.
At 6 years old, 96% of MAZDA 2 SPORT NAV AUTOs from 2020 passed their MOT first time in 2026. That's based on 756 tests across the UK. The average mileage at this age is 17,980 miles.
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How Does It Compare?
Mileage Analysis
17,980
Average miles
44,400
Expected for age
The average 2020 MAZDA 2 SPORT NAV AUTO has 17,980 miles on the clock, which is significantly below the expected 44,400 miles for a 6-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
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Best Year to Buy?
The most reliable year is the 2021 model with a 97% MOT pass rate, while the 2019 model has the lowest at 88%. The 2020 sits between the two at 96%.
MAZDA 2 SPORT NAV AUTO by Year
Similar Cars to Consider
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About the 2020 MAZDA 2 SPORT NAV AUTO
The 2020 MAZDA 2 SPORT NAV AUTO is a small family car with a 1496cc petrol engine. 756 of these vehicles were MOT tested in 2026, making it a less common model in the UK market. It ranks in the top 12% of all 2020 cars for reliability.
With an average of 17,980 miles at 6 years old, MAZDA 2 SPORT NAV AUTO owners tend to use this car less than the typical driver. Very low mileage could mean the car has been garaged or used only for short trips, which can cause its own issues like battery drain and moisture buildup.
2020 MAZDA 2 SPORT NAV AUTO Fuel Costs
The 1496cc petrol engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,137 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 2 SPORT NAV AUTO?
Total estimated annual running cost is £1,587 (£132/month), broken down as £1137 fuel, £195 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 96% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
MAZDA 2 SPORT NAV AUTO Reliability Trend
Newer MAZDA 2 SPORT NAV AUTOs show better MOT pass rates than older ones, with an average improvement of 9 percentage points.
Buying a Used 2020 MAZDA 2 SPORT NAV AUTO
At 6 years old, the MAZDA 2 SPORT NAV AUTO offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. If you're flexible on year, the 2021 model has the highest pass rate at 97%.
Common Issues to Watch For
Based on the 2020 MAZDA 2 SPORT NAV AUTO's fuel type, age, and engine size, these are the most likely problem areas to check.
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 2 SPORT NAV AUTO stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| MAZDA 2 SPORT NAV AUTO(2020) | 96% | £1137 | £195 | Grp 12-25 | £1587 |
| FORD FIESTA(2018) | 90% | £955 | £190 | Grp 1-8 | £1400-£187 |
| VOLKSWAGEN GOLF(2019) | 92% | £1137 | £190 | Grp 12-25 | £1582-£5 |
| VAUXHALL CORSA(2018) | 85% | £1137 | £190 | Grp 8-20 | £1732+£145 |
| NISSAN QASHQAI(2018) | 87% | £955 | £190 | Grp 5-15 | £1550-£37 |
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
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