Mercedes R CLASS

1,456 on UK roads in 2025-228 vs 2024

On the road

1,456

1,456 licensed

Change vs 2024

-13.5%

-228 cars

New in 2025

first-time registrations

Electrified

hybrid, plug-in & battery

The Mercedes R CLASS is an uncommon sight on UK roads, with 1,456 licensed in 2025 - down 13.5% on 2024. 1 was registered new in 2025. The fleet is overwhelmingly diesel (92%), with most in the Over 3.0L class. Most date from the 2010-2014 era.

How many are left?

Licensed Mercedes R CLASS cars on the road over time

New registrations

First-time registrations per year

What the typical Mercedes R CLASS looks like

Fuel, engine size and age across every Mercedes R CLASS on the road today.

Fuel mix

Current split

1,456total

Petrol7.5%
Diesel92.2%
Other0.3%

Engine size

Cars on the road by engine capacity

2.0-3.0L4
Over 3.0L1,452

How old are they?

Share of cars by the year they were first registered

2005-200941%
2010-201459%

MOT & reliability

2025 MOT data

How a Mercedes R Class holds up at its MOT and how it's driven - from 2,048 tests, tracked across 2022-2025.

First-time pass rate

Average for its class

77.6%

2,048 MOT tests in 2025 · 1,727 first-time

Pass rate over time

2022

75.1%

2023

76.5%

2024

74.7%

2025

77.6%

▲ 2.5 pts since 2022

Pass rate by age

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

How a Mercedes R Class is driven

tracked across 2022-25

How much it's driven

miles a year, from 2,402 cars tracked across years

7,001miles a year · average use

39.6%

low · <5k

54.2%

avg · 5-15k

6.2%

high · 15k+

Most cover 3,555-9,226 miles a year (median 6,043).

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)

124,681

75,307middle 50%: 96,055-149,086176,303

Typical odometer rising: 115,711 → 118,972 → 121,495 → 124,681

Holds up by mileage

Pass rate as the odometer climbs

Under 40k

95.5%

40-80k

80.8%

80-120k

77.3%

120k+

76.7%

Petrol vs diesel

First-time pass rate by fuel

Not enough data.

A 2025 Mercedes R Class passes first time 77.6% of the time - above the 77.6% UK average. The typical one is driven about 7,001 miles a year, and reliability is mostly about miles: 95.5% of low-mileage cars pass versus 76.7% past 120k.

Why a R CLASS fails its MOT

2025 MOT data

Of 387 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 R CLASS fails

Share of failed tests, by area

Brakes48.8%

Lamps & electrical34.6%

Body & structure25.6%

Tyres20.7%

Exhaust & emissions20.2%

Suspension17.1%

Seat belts8%

Visibility7%

Top specific defects

Exact items most often recorded as the reason a car failed

Parking brake efficiency below minimum requirement83

A transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc78

A lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning50

Brake pipe damaged or excessively corroded39

A tyre seriously damaged37

Engine MIL illuminated indicating a malfunction35

Smoke opacity levels exceed the manufacturer's specified limit31

A tyre cords visible or damaged22

Tyre tread depth not in accordance with the requirements21

A spring or spring component fractured or seriously weakened21

28.7% flagged dangerous·2.7 defects per fail·387 fails analysed

Mercedes R CLASS - frequently asked

How many Mercedes R CLASS are left in the UK?

There are 1,456 Mercedes R CLASS cars still licensed on UK roads in 2025, down 13.5% on 2024.

How many new Mercedes R CLASS were registered in 2025?

1 brand-new Mercedes R CLASS car was first registered in 2025.

What fuel does the typical Mercedes R CLASS use?

Most are diesel - about 92% of all Mercedes R CLASS on the road, with the majority in the Over 3.0L engine class. In total, 0% are electrified (hybrid, plug-in or battery).

How old is the typical Mercedes R CLASS?

Most Mercedes R CLASS cars on the road today date from the 2010-2014 era.

How reliable is the Mercedes R CLASS?

77.6% of Mercedes R CLASS cars pass their MOT first time, compared with a UK average of 77.6% across all cars. The typical tested Mercedes R CLASS has around 122,473 miles on the clock.

Buying a Mercedes R CLASS?

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

Check a car

What the typical Mercedes R CLASS looks like

Fuel, engine size and age across every Mercedes R CLASS on the road today.

Fuel mix

Current split

1,456total

Petrol7.5%
Diesel92.2%
Other0.3%

Engine size

Cars on the road by engine capacity

2.0-3.0L4
Over 3.0L1,452

How old are they?

Share of cars by the year they were first registered

2005-200941%
2010-201459%

MOT & reliability

2025 MOT data

How a Mercedes R Class holds up at its MOT and how it's driven - from 2,048 tests, tracked across 2022-2025.

First-time pass rate

Average for its class

77.6%

2,048 MOT tests in 2025 · 1,727 first-time

Pass rate over time

2022

75.1%

2023

76.5%

2024

74.7%

2025

77.6%

▲ 2.5 pts since 2022

Pass rate by age

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

How a Mercedes R Class is driven

tracked across 2022-25

How much it's driven

miles a year, from 2,402 cars tracked across years

7,001miles a year · average use

39.6%

low · <5k

54.2%

avg · 5-15k

6.2%

high · 15k+

Most cover 3,555-9,226 miles a year (median 6,043).

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)

124,681

75,307middle 50%: 96,055-149,086176,303

Typical odometer rising: 115,711 → 118,972 → 121,495 → 124,681

Holds up by mileage

Pass rate as the odometer climbs

Under 40k

95.5%

40-80k

80.8%

80-120k

77.3%

120k+

76.7%

Petrol vs diesel

First-time pass rate by fuel

Not enough data.

Why a R CLASS fails its MOT

2025 MOT data

Of 387 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 R CLASS fails

Share of failed tests, by area

Brakes48.8%

Lamps & electrical34.6%

Body & structure25.6%

Tyres20.7%

Exhaust & emissions20.2%

Suspension17.1%

Seat belts8%

Visibility7%

Top specific defects

Exact items most often recorded as the reason a car failed

Parking brake efficiency below minimum requirement83

A transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc78

A lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning50

Brake pipe damaged or excessively corroded39

A tyre seriously damaged37

Engine MIL illuminated indicating a malfunction35

Smoke opacity levels exceed the manufacturer's specified limit31

A tyre cords visible or damaged22

Tyre tread depth not in accordance with the requirements21

A spring or spring component fractured or seriously weakened21

28.7% flagged dangerous·2.7 defects per fail·387 fails analysed

Mercedes R CLASS - frequently asked

How many Mercedes R CLASS are left in the UK?

There are 1,456 Mercedes R CLASS cars still licensed on UK roads in 2025, down 13.5% on 2024.

How many new Mercedes R CLASS were registered in 2025?

1 brand-new Mercedes R CLASS car was first registered in 2025.

What fuel does the typical Mercedes R CLASS use?

Most are diesel - about 92% of all Mercedes R CLASS on the road, with the majority in the Over 3.0L engine class. In total, 0% are electrified (hybrid, plug-in or battery).

How old is the typical Mercedes R CLASS?

Most Mercedes R CLASS cars on the road today date from the 2010-2014 era.

How reliable is the Mercedes R CLASS?

77.6% of Mercedes R CLASS cars pass their MOT first time, compared with a UK average of 77.6% across all cars. The typical tested Mercedes R CLASS has around 122,473 miles on the clock.

Buying a Mercedes R CLASS?

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

Check a car