VAUXHALL ASTRA (2018)
Running costs, common problems, and reliability data based on 51,686 real MOT tests in 2024.
MOT Pass Rate
87%
Total Tests (2024)
51,686
Avg Mileage
52,807 mi
Est. Annual Cost
£1,500
Is the 2018 VAUXHALL ASTRA reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 6 years old, 87% of VAUXHALL ASTRAs from 2018 passed their MOT first time in 2024. That's based on 51,686 tests across the UK. The average mileage at this age is 52,807 miles.
How does the 2018 VAUXHALL ASTRA compare?
Mileage Analysis
The average 2018 VAUXHALL ASTRA has 52,807 miles on the clock, which is in line with the expected 44,400 miles for a 6-year-old car, suggesting normal everyday use.
Best year to buy a VAUXHALL ASTRA?
The most reliable year is the 2021 model with a 93% MOT pass rate, while the 1999 model has the lowest at 69%. The 2018 sits between the two at 87%.
How much does a 2018 VAUXHALL ASTRA 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 by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2021 | 93% | 2,970 | 27,427 mi |
| 2020 | 92% | 4,475 | 26,991 mi |
| 2019 | 89% | 33,060 | 42,098 mi |
| 2018 | 87% | 51,686 | 52,807 mi |
| 2017 | 87% | 75,171 | 60,945 mi |
| 2016 | 85% | 92,988 | 67,472 mi |
| 2015 | 80% | 81,105 | 75,336 mi |
| 2014 | 79% | 90,897 | 83,696 mi |
| 2013 | 79% | 101,969 | 92,423 mi |
| 2012 | 78% | 91,949 | 99,582 mi |
| 2011 | 76% | 80,762 | 103,274 mi |
| 2010 | 74% | 92,611 | 101,930 mi |
| 2009 | 72% | 70,480 | 103,723 mi |
| 2008 | 72% | 73,447 | 110,589 mi |
| 2007 | 71% | 71,923 | 112,772 mi |
| 2006 | 70% | 44,771 | 110,721 mi |
| 2005 | 69% | 29,377 | 109,353 mi |
| 2004 | 71% | 15,813 | 105,208 mi |
| 2003 | 72% | 13,965 | 107,198 mi |
| 2002 | 69% | 10,704 | 106,657 mi |
| 2001 | 71% | 5,902 | 102,050 mi |
| 2000 | 70% | 3,065 | 102,733 mi |
| 1999 | 69% | 3,316 | 102,882 mi |
| 1998 | 70% | 1,873 | 95,727 mi |
| 1997 | 71% | 1,790 | 90,370 mi |
| 1996 | 72% | 988 | 94,211 mi |
| 1995 | 74% | 1,055 | 96,905 mi |
| 1994 | 77% | 750 | 95,369 mi |
| 1993 | 77% | 540 | 96,579 mi |
| 1992 | 84% | 207 | 90,202 mi |
| 1991 | 89% | 290 | 82,574 mi |
| 1990 | 86% | 293 | 81,120 mi |
Checking a specific VAUXHALL ASTRA?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2018 VAUXHALL ASTRA
The 2018 VAUXHALL ASTRA is a small family car with a 1598cc diesel engine. 51,686 of these vehicles were MOT tested in 2024, making it one of the most commonly tested cars on UK roads. Among all cars from 2018, the average MOT pass rate is 89%, and this model falls short of that benchmark.
With an average of 52,807 miles at 6 years old, VAUXHALL ASTRA owners drive about as much as the UK average.
2018 VAUXHALL ASTRA Fuel Costs
The 1598cc 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). 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 2018 VAUXHALL ASTRA?
Total estimated annual running cost is £1,500 (£125/month), broken down as £905 fuel, £190 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 87% pass rate. Keeping on top of servicing will help avoid surprises.
VAUXHALL ASTRA Reliability Trend
Newer VAUXHALL ASTRAs show better MOT pass rates than older ones, with an average improvement of 6 percentage points.
Buying a Used 2018 VAUXHALL ASTRA
At 6 years old, the VAUXHALL ASTRA 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 93%. With 51,686 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2018 VAUXHALL ASTRA
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- VOLKSWAGEN GOLF (2017) 91% pass rate (+4%) from 127,682 tests
- FORD FOCUS (2019) 89% pass rate (+2%) from 93,803 tests
- MERCEDES A (2019) 91% pass rate (+4%) from 89,588 tests
- MERCEDES A-CLASS (2017) 88% pass rate (+1%) from 82,055 tests