SUZUKI VITARA SZ-T BOOSTERJET MHEV (2021)
Running costs, reliability data, and common problems from 3,315 real MOT tests.
Annual Cost
£1,587
£132/month
MOT Pass Rate
95%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 8-20
1373cc Hybrid
Great Choice
95% pass rate, £1587/year to run. 13 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 13 points above the national average of 82%. It also outperforms the SUZUKI brand average of 82%.
At 5 years old, 95% of SUZUKI VITARA SZ-T BOOSTERJET MHEVs from 2021 passed their MOT first time in 2026. That's based on 3,315 tests across the UK. The average mileage at this age is 23,840 miles.
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How Does It Compare?
Mileage Analysis
23,840
Average miles
37,000
Expected for age
The average 2021 SUZUKI VITARA SZ-T BOOSTERJET MHEV has 23,840 miles on the clock, which is below the expected 37,000 miles for a 5-year-old car. This suggests lighter use than average, which generally means less wear on major components.
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Best Year to Buy?
The most reliable year is the 2022 model with a 98% MOT pass rate, while the 2020 model has the lowest at 95%. The 2021 sits between the two at 95%.
SUZUKI VITARA SZ-T BOOSTERJET MHEV by Year
Similar Cars to Consider
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About the 2021 SUZUKI VITARA SZ-T BOOSTERJET MHEV
The 2021 SUZUKI VITARA SZ-T BOOSTERJET MHEV is a small family car with a 1373cc hybrid engine. 3,315 of these vehicles were MOT tested in 2026, making it a reasonably common sight on UK roads. It ranks in the top 22% of all 2021 cars for reliability.
With an average of 23,840 miles at 5 years old, SUZUKI VITARA SZ-T BOOSTERJET MHEV owners tend to use this car less than the typical driver.
2021 SUZUKI VITARA SZ-T BOOSTERJET MHEV Fuel Costs
The 1373cc hybrid 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 hybrid prices of 142p per litre (based on 7,400 miles per year). As a hybrid, real-world fuel costs will vary significantly depending on how much electric-only driving you do.
What does it cost to own a 2021 SUZUKI VITARA SZ-T BOOSTERJET MHEV?
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 95% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
SUZUKI VITARA SZ-T BOOSTERJET MHEV Reliability Trend
The SUZUKI VITARA SZ-T BOOSTERJET MHEV has maintained consistent MOT pass rates across model years, varying by only 2 percentage points.
Buying a Used 2021 SUZUKI VITARA SZ-T BOOSTERJET MHEV
At 5 years old, the SUZUKI VITARA SZ-T BOOSTERJET MHEV 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 2022 model has the highest pass rate at 98%.
Common Issues to Watch For
Based on the 2021 SUZUKI VITARA SZ-T BOOSTERJET MHEV's fuel type, age, and engine size, these are the most likely problem areas to check.
Hybrid Battery Health
Medium riskAfter 5 years, hybrid battery capacity may have reduced. A full replacement costs £2,000-£4,000, though reconditioning is cheaper at £500-£1,500.
Inverter and Power Electronics
Low riskThe inverter converts DC to AC for the electric motor. Failures are expensive (£1,500+) but relatively rare. Listen for unusual buzzing sounds.
Regenerative Braking
Medium riskBrake discs can corrode from reduced use (the electric motor handles most braking). Surface rust is normal but deep pitting needs attention.
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 2021 SUZUKI VITARA SZ-T BOOSTERJET MHEV stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| SUZUKI VITARA SZ-T BOOSTERJET MHEV(2021) | 95% | £1137 | £195 | Grp 8-20 | £1587 |
| TOYOTA YARIS(2019) | 93% | £1137 | £190 | Grp 12-25 | £1582-£5 |
| MINI COOPER S(2019) | 92% | £1137 | £190 | Grp 12-25 | £1582-£5 |
| VOLVO XC40(2021) | 93% | £1137 | £190 | Grp 12-25 | £1582-£5 |
| MINI COUNTRYMAN(2019) | 93% | £1137 | £190 | Grp 12-25 | £1582-£5 |
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.
SUZUKI VITARA
2019 · 1000cc Petrol
SUZUKI ALTO
2014 · 996cc Petrol
SUZUKI SWIFT
2015 · 1586cc Petrol
TOYOTA YARIS
2019 · 1497cc Hybrid
MINI COOPER S
2019 · 1499cc Hybrid
VOLVO XC40
2021 · 1470cc Hybrid
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