VAUXHALL ASTRA SRI VX LINE NAV TURBO D (2021)
Running costs, common problems, and reliability data based on 40 real MOT tests in 2024.
MOT Pass Rate
93%
Total Tests (2024)
40
Avg Mileage
22,877 mi
Est. Annual Cost
£1,350
Is the 2021 VAUXHALL ASTRA SRI VX LINE NAV TURBO D reliable?
Excellent reliability. Very few MOT failures. That's 11 points above the national average of 82%. It also outperforms the VAUXHALL brand average of 84%.
At 3 years old, 93% of VAUXHALL ASTRA SRI VX LINE NAV TURBO Ds from 2021 passed their MOT first time in 2024. That's based on 40 tests across the UK. The average mileage at this age is 22,877 miles.
How does the 2021 VAUXHALL ASTRA SRI VX LINE NAV TURBO D compare?
Mileage Analysis
The average 2021 VAUXHALL ASTRA SRI VX LINE NAV TURBO D has 22,877 miles on the clock, which is in line with the expected 22,200 miles for a 3-year-old car, suggesting normal everyday use.
Best year to buy a VAUXHALL ASTRA SRI VX LINE NAV TURBO D?
The most reliable year is the 2020 model with a 90% MOT pass rate, while the 2019 model has the lowest at 85%. The 2021 sits between the two at 93%.
How much does a 2021 VAUXHALL ASTRA SRI VX LINE NAV TURBO D cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
VAUXHALL ASTRA SRI VX LINE NAV TURBO D by Year
Checking a specific VAUXHALL ASTRA SRI VX LINE NAV TURBO D?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2021 VAUXHALL ASTRA SRI VX LINE NAV TURBO D
The 2021 VAUXHALL ASTRA SRI VX LINE NAV TURBO D is a small family car with a 1496cc diesel engine. 40 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. Among all cars from 2021, the average MOT pass rate is 92%, and this model beats that benchmark.
With an average of 22,877 miles at 3 years old, VAUXHALL ASTRA SRI VX LINE NAV TURBO D owners drive about as much as the UK average.
2021 VAUXHALL ASTRA SRI VX LINE NAV TURBO D Fuel Costs
The 1496cc diesel engine offers a reasonable balance between performance and economy. Expect around 55 mpg in mixed driving, which works out to roughly £905 per year at current diesel prices of 148p per litre (based on 7,400 miles per year).
What does it cost to own a 2021 VAUXHALL ASTRA SRI VX LINE NAV TURBO D?
Total estimated annual running cost is £1,350 (£113/month), broken down as £905 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 93% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2021 VAUXHALL ASTRA SRI VX LINE NAV TURBO D
At 3 years old, this is still relatively fresh. You may find examples with remaining manufacturer warranty. Depreciation is slowing but hasn't bottomed out yet. If you're flexible on year, the 2020 model has the highest pass rate at 90%. Note: with only 40 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2021 VAUXHALL ASTRA SRI VX LINE NAV TURBO D
The VAUXHALL ASTRA SRI VX LINE NAV TURBO D is actually the most reliable option among similar diesel small family cars from this era. Here are comparable diesel cars with similar engines:
- FORD FOCUS (2019) 89% pass rate (-4%) from 93,803 tests
- MERCEDES A (2019) 91% pass rate (-2%) from 89,588 tests
- VOLKSWAGEN POLO (2019) 89% pass rate (-4%) from 65,751 tests
- KIA SPORTAGE (2019) 89% pass rate (-4%) from 58,319 tests