AUDI A8 (2019)
Running costs, reliability data, and common problems from 1,932 real MOT tests.
Annual Cost
£1,695
£141/month
MOT Pass Rate
95%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 30-42
2967cc Diesel
Great Choice
95% pass rate, £1695/year to run. 13 points above average.
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Annual Running Costs
~40 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 AUDI brand average of 90%.
At 7 years old, 95% of AUDI A8s from 2019 passed their MOT first time in 2026. That's based on 1,932 tests across the UK. The average mileage at this age is 50,413 miles.
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How Does It Compare?
Mileage Analysis
50,413
Average miles
51,800
Expected for age
The average 2019 AUDI A8 has 50,413 miles on the clock, which is in line with the expected 51,800 miles for a 7-year-old car, suggesting normal everyday use.
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Best Year to Buy?
The most reliable year is the 2021 model with a 98% MOT pass rate, while the 2000 model has the lowest at 77%. The 2019 sits between the two at 95%.
AUDI A8 by Year
| Year | Pass Rate | Tests | Avg Mileage | |
|---|---|---|---|---|
| 2021 | 98% | 170 | 35,071 mi | |
| 2020 | 96% | 599 | 39,317 mi | |
| 2019 | 95% | 1,932 | 50,413 mi | |
| 2018 | 95% | 2,387 | 59,736 mi | |
| 2017 | 95% | 1,392 | 72,207 mi | |
| 2016 | 94% | 1,876 | 80,025 mi | |
| 2015 | 93% | 2,300 | 85,475 mi | |
| 2014 | 94% | 1,889 | 98,201 mi | |
| 2013 | 91% | 1,562 | 108,280 mi | |
| 2012 | 92% | 1,468 | 113,405 mi | |
| 2011 | 93% | 1,392 | 120,960 mi | |
| 2010 | 87% | 933 | 124,272 mi | |
| 2009 | 89% | 735 | 138,957 mi | |
| 2008 | 87% | 1,332 | 140,305 mi | |
| 2007 | 86% | 1,124 | 147,303 mi | |
| 2006 | 85% | 748 | 146,966 mi | |
| 2005 | 87% | 661 | 142,434 mi | |
| 2004 | 80% | 349 | 134,086 mi | |
| 2003 | 84% | 223 | 134,224 mi | |
| 2002 | 84% | 166 | 137,356 mi | |
| 2001 | 85% | 157 | 141,044 mi | |
| 2000 | 77% | 104 | 143,697 mi | |
| 1999 | 80% | 192 | 140,354 mi | |
| 1998 | 80% | 122 | 136,028 mi | |
| 1997 | 79% | 115 | 131,393 mi | |
| 1996 | 74% | 31 | 135,336 mi |
Similar Cars to Consider
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About the 2019 AUDI A8
The 2019 AUDI A8 is a premium performance with a 2967cc diesel engine. 1,932 of these vehicles were MOT tested in 2026, making it a reasonably common sight on UK roads. It ranks in the top 15% of all 2019 cars for reliability.
With an average of 50,413 miles at 7 years old, AUDI A8 owners drive about as much as the UK average.
2019 AUDI A8 Fuel Costs
The 2967cc diesel engine is on the larger side, so fuel won't be this car's strong point. Expect around 40 mpg in mixed driving, which works out to roughly £1,245 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 2019 AUDI A8?
Total estimated annual running cost is £1,695 (£141/month), broken down as £1245 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.
AUDI A8 Reliability Trend
Newer AUDI A8s show better MOT pass rates than older ones, with an average improvement of 10 percentage points.
Buying a Used 2019 AUDI A8
At 7 years old, this is a solid used buy if you find one with good service history. Depreciation has levelled off, so you won't lose much more value. Focus on condition over mileage. If you're flexible on year, the 2021 model has the highest pass rate at 98%.
Common Issues to Watch For
Based on the 2019 AUDI A8'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
Watch outExhaust Gas Recirculation valves clog with carbon deposits, causing rough running and poor economy. Cleaning costs £150-£300, replacement £300-£600.
Dual Mass Flywheel
Watch outLarger diesel engines put extra strain on the dual mass flywheel. Listen for rattling at idle. Replacement with clutch is £800-£1,500.
Suspension Wear
Medium riskShock absorbers, springs, and anti-roll bar links typically need attention around this age. Listen for clunks over bumps and check for uneven tyre wear.
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 2019 AUDI A8 stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| AUDI A8(2019) | 95% | £1245 | £195 | Grp 30-42 | £1695 |
| MERCEDES E(2019) | 90% | £1245 | £190 | Grp 30-42 | £1690-£5 |
| MERCEDES GLC(2018) | 91% | £1245 | £190 | Grp 30-42 | £1690-£5 |
| AUDI A5(2017) | 89% | £1245 | £190 | Grp 30-42 | £1840+£145 |
| FORD RANGER(2019) | 87% | £1245 | £190 | Grp 35-50 | £1840+£145 |
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 Audi Models
Explore other Audi cars or similar models in the same category.
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MERCEDES E
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