Audi S6

1,787 on UK roads in 2025+225 vs 2024

On the road

1,787

1,787 licensed

Change vs 2024

+14.4%

+225 cars

New in 2025

288

first-time registrations

Electrified

10.5%

hybrid, plug-in & battery

The Audi S6 is an uncommon sight on UK roads, with 1,787 licensed in 2025 - up 14.4% on 2024. 288 were registered new in 2025. The fleet is overwhelmingly petrol (59%), with most in the Over 3.0L class. Most date from the 2015-2019 era.

How many are left?

Licensed Audi S6 cars on the road over time

New registrations

First-time registrations per year

What the typical Audi S6 looks like

Fuel, engine size and age across every Audi S6 on the road today.

Fuel mix

Current split

1,787total

Petrol59.3%
Diesel30.2%
Battery Electric10.5%

Engine size

Cars on the road by engine capacity

Electric188
2.0-3.0L30
Over 3.0L1,569

How old are they?

Share of cars by the year they were first registered

Before 20002%
2000-20044%
2005-20098%
2010-201413%
2015-201938%
2020-202536%

MOT & reliability

2025 MOT data

How a Audi S6 holds up at its MOT and how it's driven - from 195 tests, tracked across 2022-2025.

First-time pass rate

Average for its class

81.5%

195 MOT tests in 2025 · 168 first-time

Pass rate over time

2022

76.4%

2023

78.6%

2024

82.4%

2025

81.5%

▲ 5.1 pts since 2022

Pass rate by age

First-time pass rate by the car's age (tested in 2025)

How a Audi S6 is driven

tracked across 2022-25

How much it's driven

miles a year, from 191 cars tracked across years

3,985miles a year · low use

69.6%

low · <5k

28.3%

avg · 5-15k

2.1%

high · 15k+

Most cover 1,878-5,353 miles a year (median 3,226).

Miles driven by age

Yearly mileage as the car ages

Driven most when newer, easing as it gets older.

Mileage & condition

Typical mileage at test

Odometer when tested (2025)

105,892

47,372middle 50%: 79,919-132,057152,071

Typical odometer rising: 105,021 → 105,537 → 104,148 → 105,892

Holds up by mileage

Pass rate as the odometer climbs

Under 40k

100%

40-80k

93.9%

80-120k

74.2%

120k+

79.4%

Petrol vs diesel

First-time pass rate by fuel

Not enough data.

A 2025 Audi S6 passes first time 81.5% of the time - above the 77.6% UK average. The typical one is driven about 3,985 miles a year, and reliability is mostly about miles: 100% of low-mileage cars pass versus 79.4% past 120k.

Why a S6 fails its MOT

2025 MOT data

Of 31 first-time fails, here's what gets flagged most. Most cars fail on more than one item, so shares add up past 100%.

Where a S6 fails

Share of failed tests, by area

Lamps & electrical41.9%

Tyres25.8%

Exhaust & emissions25.8%

Suspension19.4%

Body & structure16.1%

Seat belts12.9%

Number plate & VIN6.5%

Brakes6.5%

Top specific defects

Exact items most often recorded as the reason a car failed

Engine MIL illuminated indicating a malfunction4

A transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc4

A tyre cords visible or damaged3

Lambda coefficient outside the default limits or the range specified by the manufacturer3

A suspension pin, bush or joint excessively worn3

The aim of a headlamp is not within limits laid down in the requirements3

A lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning2

An SRS malfunction indicator lamp (MIL) indicates a system malfunction2

A rear registration plate lamp or light source missing or inoperative in the case of a single lamp or all lamps2

Emissions levels exceed default limits2

22.6% flagged dangerous·2.3 defects per fail·31 fails analysed

Audi S6 - frequently asked

How many Audi S6 are left in the UK?

There are 1,787 Audi S6 cars still licensed on UK roads in 2025, up 14.4% on 2024.

How many new Audi S6 were registered in 2025?

288 brand-new Audi S6 cars were first registered in 2025.

What fuel does the typical Audi S6 use?

Most are petrol - about 59% of all Audi S6 on the road, with the majority in the Over 3.0L engine class. In total, 10.5% are electrified (hybrid, plug-in or battery).

How old is the typical Audi S6?

Most Audi S6 cars on the road today date from the 2015-2019 era.

How reliable is the Audi S6?

81.5% of Audi S6 cars pass their MOT first time, compared with a UK average of 77.6% across all cars. The typical tested Audi S6 has around 106,508 miles on the clock.

Buying a Audi S6?

Before you buy a specific Audi S6, run its registration through AnalyzeMyCar for MOT history, mileage checks, service history and valuation.

Check a car

What the typical Audi S6 looks like

Fuel, engine size and age across every Audi S6 on the road today.

Fuel mix

Current split

1,787total

Petrol59.3%
Diesel30.2%
Battery Electric10.5%

Engine size

Cars on the road by engine capacity

Electric188
2.0-3.0L30
Over 3.0L1,569

How old are they?

Share of cars by the year they were first registered

Before 20002%
2000-20044%
2005-20098%
2010-201413%
2015-201938%
2020-202536%

MOT & reliability

2025 MOT data

How a Audi S6 holds up at its MOT and how it's driven - from 195 tests, tracked across 2022-2025.

First-time pass rate

Average for its class

81.5%

195 MOT tests in 2025 · 168 first-time

Pass rate over time

2022

76.4%

2023

78.6%

2024

82.4%

2025

81.5%

▲ 5.1 pts since 2022

Pass rate by age

First-time pass rate by the car's age (tested in 2025)

How a Audi S6 is driven

tracked across 2022-25

How much it's driven

miles a year, from 191 cars tracked across years

3,985miles a year · low use

69.6%

low · <5k

28.3%

avg · 5-15k

2.1%

high · 15k+

Most cover 1,878-5,353 miles a year (median 3,226).

Miles driven by age

Yearly mileage as the car ages

Driven most when newer, easing as it gets older.

Mileage & condition

Typical mileage at test

Odometer when tested (2025)

105,892

47,372middle 50%: 79,919-132,057152,071

Typical odometer rising: 105,021 → 105,537 → 104,148 → 105,892

Holds up by mileage

Pass rate as the odometer climbs

Under 40k

100%

40-80k

93.9%

80-120k

74.2%

120k+

79.4%

Petrol vs diesel

First-time pass rate by fuel

Not enough data.

Why a S6 fails its MOT

2025 MOT data

Of 31 first-time fails, here's what gets flagged most. Most cars fail on more than one item, so shares add up past 100%.

Where a S6 fails

Share of failed tests, by area

Lamps & electrical41.9%

Tyres25.8%

Exhaust & emissions25.8%

Suspension19.4%

Body & structure16.1%

Seat belts12.9%

Number plate & VIN6.5%

Brakes6.5%

Top specific defects

Exact items most often recorded as the reason a car failed

Engine MIL illuminated indicating a malfunction4

A transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc4

A tyre cords visible or damaged3

Lambda coefficient outside the default limits or the range specified by the manufacturer3

A suspension pin, bush or joint excessively worn3

The aim of a headlamp is not within limits laid down in the requirements3

A lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning2

An SRS malfunction indicator lamp (MIL) indicates a system malfunction2

A rear registration plate lamp or light source missing or inoperative in the case of a single lamp or all lamps2

Emissions levels exceed default limits2

22.6% flagged dangerous·2.3 defects per fail·31 fails analysed

Audi S6 - frequently asked

How many Audi S6 are left in the UK?

There are 1,787 Audi S6 cars still licensed on UK roads in 2025, up 14.4% on 2024.

How many new Audi S6 were registered in 2025?

288 brand-new Audi S6 cars were first registered in 2025.

What fuel does the typical Audi S6 use?

Most are petrol - about 59% of all Audi S6 on the road, with the majority in the Over 3.0L engine class. In total, 10.5% are electrified (hybrid, plug-in or battery).

How old is the typical Audi S6?

Most Audi S6 cars on the road today date from the 2015-2019 era.

How reliable is the Audi S6?

81.5% of Audi S6 cars pass their MOT first time, compared with a UK average of 77.6% across all cars. The typical tested Audi S6 has around 106,508 miles on the clock.

Buying a Audi S6?

Before you buy a specific Audi S6, run its registration through AnalyzeMyCar for MOT history, mileage checks, service history and valuation.

Check a car