SUZUKI SWIFT SZ-T DUALJET SHVS (2020)
Running costs, reliability data, and common problems from 6,609 real MOT tests.
Annual Cost
£1,587
£132/month
MOT Pass Rate
94%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 8-20
1242cc Petrol
Great Choice
94% pass rate, £1587/year to run. 12 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 12 points above the national average of 82%. It also outperforms the SUZUKI brand average of 82%.
At 6 years old, 94% of SUZUKI SWIFT SZ-T DUALJET SHVSs from 2020 passed their MOT first time in 2026. That's based on 6,609 tests across the UK. The average mileage at this age is 26,011 miles.
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How Does It Compare?
Mileage Analysis
26,011
Average miles
44,400
Expected for age
The average 2020 SUZUKI SWIFT SZ-T DUALJET SHVS has 26,011 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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About the 2020 SUZUKI SWIFT SZ-T DUALJET SHVS
The 2020 SUZUKI SWIFT SZ-T DUALJET SHVS is a small family car with a 1242cc petrol engine. 6,609 of these vehicles were MOT tested in 2026, making it a reasonably common sight on UK roads. It ranks in the top 25% of all 2020 cars for reliability.
With an average of 26,011 miles at 6 years old, SUZUKI SWIFT SZ-T DUALJET SHVS owners tend to use this car less than the typical driver.
2020 SUZUKI SWIFT SZ-T DUALJET SHVS Fuel Costs
The 1242cc 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 SUZUKI SWIFT SZ-T DUALJET SHVS?
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 94% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2020 SUZUKI SWIFT SZ-T DUALJET SHVS
At 6 years old, the SUZUKI SWIFT SZ-T DUALJET SHVS offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. With 6,609 MOT tests in our data, there's strong statistical confidence in these figures.
Common Issues to Watch For
Based on the 2020 SUZUKI SWIFT SZ-T DUALJET SHVS'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 SUZUKI SWIFT SZ-T DUALJET SHVS stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| SUZUKI SWIFT SZ-T DUALJET SHVS(2020) | 94% | £1137 | £195 | Grp 8-20 | £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 Suzuki Models
Explore other Suzuki cars or similar models in the same category.
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2015 · 1586cc Petrol
FORD FIESTA
2018 · 998cc Petrol
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2019 · 1498cc Petrol
VAUXHALL CORSA
2018 · 1398cc Petrol
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