VOLKSWAGEN T-ROC S TDI EVO (2021)
Running costs, reliability data, and common problems from 31 real MOT tests.
Annual Cost
£1,637
£136/month
MOT Pass Rate
81%
Good
Road Tax
£195
Flat rate/year
Insurance
Grp 18-32
1968cc Diesel
Solid Option
81% pass rate, £1637/year to run. Close to the national average.
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Annual Running Costs
~48 mpg
Flat rate (post-2017)
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
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%. It falls below the VOLKSWAGEN brand average of 85%.
At 5 years old, 81% of VOLKSWAGEN T-ROC S TDI EVOs from 2021 passed their MOT first time in 2026. That's based on 31 tests across the UK. The average mileage at this age is 38,595 miles.
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How Does It Compare?
Mileage Analysis
38,595
Average miles
37,000
Expected for age
The average 2021 VOLKSWAGEN T-ROC S TDI EVO has 38,595 miles on the clock, which is in line with the expected 37,000 miles for a 5-year-old car, suggesting normal everyday use.
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About the 2021 VOLKSWAGEN T-ROC S TDI EVO
The 2021 VOLKSWAGEN T-ROC S TDI EVO is a family car with a 1968cc diesel engine. 31 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It sits in the bottom 98% of 2021 cars for MOT pass rates.
With an average of 38,595 miles at 5 years old, VOLKSWAGEN T-ROC S TDI EVO owners drive about as much as the UK average.
2021 VOLKSWAGEN T-ROC S TDI EVO Fuel Costs
The 1968cc diesel engine offers a reasonable balance between performance and economy. Expect around 48 mpg in mixed driving, which works out to roughly £1,037 per year at current diesel prices of 148p per litre (based on 7,400 miles per year). Diesel cars of this age should have their DPF (diesel particulate filter) checked, as replacements can be costly.
What does it cost to own a 2021 VOLKSWAGEN T-ROC S TDI EVO?
Total estimated annual running cost is £1,637 (£136/month), broken down as £1037 fuel, £195 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 81% pass rate. Keeping on top of servicing will help avoid surprises.
Buying a Used 2021 VOLKSWAGEN T-ROC S TDI EVO
At 5 years old, the VOLKSWAGEN T-ROC S TDI EVO offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. Note: with only 31 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
Based on the 2021 VOLKSWAGEN T-ROC S TDI EVO's fuel type, age, and engine size, these are the most likely problem areas to check.
DPF (Diesel Particulate Filter)
Watch outShort journeys clog the DPF. Replacement costs £1,000-£2,500. Check the DPF warning light and ask about driving patterns.
Turbo Wear
Medium riskDiesel turbos work harder and wear faster. Listen for whining noises and check for oil leaks around the turbo housing.
AdBlue System
Medium riskPost-2015 diesels use AdBlue for emissions. Sensor failures and tank heater issues are common. Budget £200-£500 for repairs.
EGR Valve
Low riskExhaust Gas Recirculation valves clog with carbon deposits, causing rough running and poor economy. Cleaning costs £150-£300, replacement £300-£600.
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 VOLKSWAGEN T-ROC S TDI EVO stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| VOLKSWAGEN T-ROC S TDI EVO(2021) | 81% | £1037 | £195 | Grp 18-32 | £1637 |
| FORD FOCUS(2019) | 89% | £905 | £190 | Grp 12-25 | £1500-£137 |
| FORD KUGA(2019) | 91% | £1037 | £190 | Grp 18-32 | £1482-£155 |
| VOLKSWAGEN POLO(2019) | 89% | £905 | £190 | Grp 12-25 | £1500-£137 |
| FORD TRANSIT CUSTOM(2019) | 87% | £1037 | £190 | Grp 18-32 | £1632-£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.
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