AUDI S5 TDI MHEV QUATTRO AUTO (2020)
Running costs, reliability data, and common problems from 333 real MOT tests.
Annual Cost
£1,695
£141/month
MOT Pass Rate
92%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 30-42
2967cc Diesel
Great Choice
92% pass rate, £1695/year to run. 10 points above average.
Check a specific AUDI S5 TDI MHEV QUATTRO AUTO
Enter a reg plate for full MOT history, mileage check, health score, running costs, and reliability data. Free, instant, no signup.
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.
Get an insurance quote for this AUDI S5 TDI MHEV QUATTRO AUTO
Compare quotes and find the best deal
Reliability Verdict
Excellent reliability. Very few MOT failures. That's 10 points above the national average of 82%.
At 6 years old, 92% of AUDI S5 TDI MHEV QUATTRO AUTOs from 2020 passed their MOT first time in 2026. That's based on 333 tests across the UK. The average mileage at this age is 35,001 miles.
Got a AUDI S5 TDI MHEV QUATTRO AUTO you're looking at?
Enter the reg plate to check its specific MOT history, mileage, and health score.
How Does It Compare?
Mileage Analysis
35,001
Average miles
44,400
Expected for age
The average 2020 AUDI S5 TDI MHEV QUATTRO AUTO has 35,001 miles on the clock, which is below the expected 44,400 miles for a 6-year-old car. This suggests lighter use than average, which generally means less wear on major components.
Looking at a specific AUDI S5 TDI MHEV QUATTRO AUTO?
Enter its reg plate for a free check with full MOT history, mileage verification, and predicted costs.
Best Year to Buy?
The most reliable year is the 2021 model with a 93% MOT pass rate, while the 2020 model has the lowest at 92%. Consider a different year if reliability is a priority.
AUDI S5 TDI MHEV QUATTRO AUTO by Year
Similar Cars to Consider
Check a Specific Audi S5 tdi mhev quattro auto
Enter a reg plate to get the full MOT history, health score, and mileage verification.
Upgrade to Premium (£4.99) for stolen, finance, and write-off checks.
About the 2020 AUDI S5 TDI MHEV QUATTRO AUTO
The 2020 AUDI S5 TDI MHEV QUATTRO AUTO is a premium performance with a 2967cc diesel engine. 333 of these vehicles were MOT tested in 2026, making it a less common model in the UK market. Among all cars from 2020, the average MOT pass rate is 92%, and this model falls short of that benchmark.
With an average of 35,001 miles at 6 years old, AUDI S5 TDI MHEV QUATTRO AUTO owners tend to use this car less than the typical driver.
2020 AUDI S5 TDI MHEV QUATTRO AUTO 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 2020 AUDI S5 TDI MHEV QUATTRO AUTO?
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 92% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2020 AUDI S5 TDI MHEV QUATTRO AUTO
At 6 years old, the AUDI S5 TDI MHEV QUATTRO AUTO offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost.
Common Issues to Watch For
Based on the 2020 AUDI S5 TDI MHEV QUATTRO AUTO'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
Medium riskLarger diesel engines put extra strain on the dual mass flywheel. Listen for rattling at idle. Replacement with clutch is £800-£1,500.
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 2020 AUDI S5 TDI MHEV QUATTRO AUTO stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| AUDI S5 TDI MHEV QUATTRO AUTO(2020) | 92% | £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 |
| FORD RANGER(2019) | 87% | £1245 | £190 | Grp 35-50 | £1840+£145 |
| LAND ROVER RANGE ROVER VELAR(2018) | 91% | £1245 | £190 | Grp 30-42 | £1690-£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 Audi Models
Explore other Audi cars or similar models in the same category.
AUDI A3
2015 · 1598cc Diesel
AUDI A1
2016 · 1395cc Petrol
AUDI A4
2017 · 1968cc Diesel
MERCEDES E
2019 · 2925cc Diesel
MERCEDES GLC
2018 · 2987cc Diesel
FORD RANGER
2019 · 3198cc Diesel
Related Guides
In-depth articles relevant to the Audi S5 tdi mhev quattro auto.
Petrol vs Diesel in 2026: Which Actually Costs Less to Own?
8 min read
Buying GuideCars That Lose Value Fastest: Models to Avoid for Depreciation
8 min read
Buying GuideIs an Extended Car Warranty Worth It? UK Guide for 2026
8 min read
Buying GuideFord Fiesta Common Problems (2026): What to Check Before Buying
13 min read
ReliabilityFord Puma Problems: 7 Issues Owners Report (2026)
13 min read
Check a specific AUDI S5 TDI MHEV QUATTRO AUTO
Enter the reg to see its MOT history, mileage check, and predicted costs.
Premium History Check
Buying a AUDI S5 TDI MHEV QUATTRO AUTO? Our premium check covers:
- Stolen check (PNC)
- Outstanding finance
- Write-off history (Cat A/B/N/S)
- Previous owners count
Competitors charge £10-£20 for the same data