Audi Rs4
From 2,203 MOT tests. Above average for its class.
Common MOT failure categories
Pass rate by registration year
Newer Rs4s fare better: 2014 models pass at 91.6% vs 85.5% for 2006.
What goes wrong?
The most common MOT failure reasons are a transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc, a suspension pin, bush or joint excessively worn and a tyre cords visible or damaged. The top issue, a transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc, caused 36 failures in 2024. Checking tread depth (1.6mm legal minimum, 3mm recommended) before your test can save an unnecessary fail. You can check prices at Black Circles if you need replacements. If you need repairs before retesting, sites like BookMyGarage let you compare local prices.
| a transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc | 36 |
| a suspension pin, bush or joint excessively worn | 35 |
| a tyre cords visible or damaged | 27 |
| a suspension joint dust cover missing or no longer prevents the ingress of dirt etc | 20 |
| a brake hose ferrule excessively corroded | 19 |
| a suspension joint dust cover severely deteriorated | 17 |
| a tyre seriously damaged | 16 |
| tyre tread depth not in accordance with the requirements | 15 |
| emissions levels exceed default limits | 13 |
| a spring or spring component fractured or seriously weakened | 12 |
How serious are these failures?
Not all MOT failures are equal. 22.9% of Rs4 failures could actually strand you: fractured springs, engine faults, exhaust problems. Another 37.1% are safety issues where the car still drives but shouldn't, such as worn brakes, corroded brake pipes, and steering wear. When it does fail, the average repair bill is around £121.
Audi Rs4 on UK roads
Fleet numbers are roughly stable, with 64 new registrations and 64 leaving.
Quarterly breakdown
| Quarter | On road | SORN | New | Gone | Net |
|---|---|---|---|---|---|
| 2025 Q3 | 6,052 | 1,186 | +13 | -60 | -47 |
| 2025 Q2 | 6,114 | 1,171 | +9 | -0 | +11 |
| 2025 Q1 | 5,932 | 1,342 | +13 | -0 | +37 |
| 2024 Q4 | 5,906 | 1,331 | +29 | -4 | +25 |
| 2024 Q3 | 6,117 | 1,095 | +117 | -0 | +140 |
| 2024 Q2 | 6,098 | 974 | +108 | -0 | +145 |
| 2024 Q1 | 5,838 | 1,089 | +108 | -90 | +18 |
| 2023 Q4 | 5,722 | 1,187 | +136 | -16 | +120 |
8 variants on the road
| Variant | Fuel | Licensed | Share |
|---|---|---|---|
| Rs4 Quattro | Petrol | 1,882 | 32% |
| Rs4 Fsi Quattro Auto | Petrol | 1,454 | 25% |
| Rs 4 Carbon Black Tfsi Quat A | Petrol | 1,106 | 19% |
| Rs 4 Tfsi Quattro Auto | Petrol | 820 | 14% |
| Rs 4 Vorsprung Tfsi Quattro A | Petrol | 271 | 5% |
| Rs 4 Audi Sport Ed Tfsi Quat A | Petrol | 225 | 4% |
| Rs 4 Carbon Ed Tfsi Quattro A | Petrol | 72 | 1% |
| Rs 4 Competition Tfsi Quat A | Petrol | 71 | 1% |
Source: DfT vehicle licensing statistics, 2025 Q3. Crown copyright, OGL v3.0.
By registration year
| Year | Pass rate | Top failures |
|---|---|---|
| 2014 | 91.6% | a tyre cords visible or damaged, a tyre seriously damaged |
| 2013 | 96.2% | number plate does not conform to the specified requirements, tyre tread depth not in accordance with the requirements |
| 2007 | 85% | a tyre cords visible or damaged, a transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc |
| 2006 | 85.5% | a transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc, a brake hose ferrule excessively corroded |
Typical mileage
Half of all Rs4s tested had between 67,483 and 104,600 miles on the clock. A significant number are high-mileage vehicles.
At 82,186 median miles, the Rs4 has 0.014 failures per 10,000 miles driven.
Other Audi models
Common questions
What is the Audi Rs4 MOT pass rate?
The Audi Rs4 has a 88.6% MOT pass rate based on 2,203 real MOT tests. This is above the national average.
What are common MOT failures on a Audi Rs4?
The most common MOT failure on the Audi Rs4 is a transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc, which caused 36 failures. Other common issues include a suspension pin, bush or joint excessively worn.
How many Audi Rs4s are on UK roads?
There are 6,052 Audi Rs4s currently licensed on UK roads, with 1,186 on SORN.
What is the typical mileage of a Audi Rs4 at MOT?
The median mileage at MOT for a Audi Rs4 is 82,186 miles. The middle 50% of vehicles tested have between 67,483 and 104,600 miles.
Buying a used Rs4?
Start with the free tools. Look up the specific vehicle's MOT history on GOV.UK The mileage at each test will show if it's been wound back, and the advisory history tells you what's wearing. Cross-reference that against the typical failures above to see if anything looks unusual for this model.
The free data won't tell you about outstanding finance, theft markers, or write-off history. For that, you need a vehicle history check This is especially important on a private sale where you have fewer legal protections.
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MOT data from DVSA anonymised test results, 2024 test year. Fleet data from DfT vehicle licensing statistics. Crown copyright, OGL v3.0. MOT pass rates are statistical summaries of test outcomes, not assessments of individual vehicle safety or condition. Always inspect a vehicle and check its full MOT history before purchasing. See terms of use.