Citroen C4

182,356 on UK roads in 2025-10,514 vs 2024

On the road

182k

182,356 licensed

Change vs 2024

-5.5%

-10,514 cars

New in 2025

2,512

first-time registrations

Electrified

3.9%

hybrid, plug-in & battery

The Citroen C4 is a common sight on UK roads, with 182,356 licensed in 2025 - down 5.5% on 2024. 2,512 were registered new in 2025. The fleet is overwhelmingly diesel (65%), with most in the 1.6-2.0L class. Most date from the 2015-2019 era.

How many are left?

Licensed Citroen C4 cars on the road over time

New registrations

First-time registrations per year

What the typical Citroen C4 looks like

Fuel, engine size and age across every Citroen C4 on the road today.

Fuel mix

Current split

182ktotal

Petrol31.3%
Diesel64.8%
Hybrid0.5%
Battery Electric3.4%
Other0.0%

Engine size

Cars on the road by engine capacity

Electric6,123
1.0-1.6L53,659
1.6-2.0L114k
2.0-3.0L8,339

How old are they?

Share of cars by the year they were first registered

2000-20040%
2005-20097%
2010-201428%
2015-201949%
2020-202517%

MOT & reliability

2025 MOT data

How a Citroen C4 holds up at its MOT and how it's driven - from 153,711 tests, tracked across 2022-2025.

First-time pass rate

Average for its class

65.6%

153,711 MOT tests in 2025 · 116,673 first-time

Pass rate over time

2022

70.6%

2023

68.3%

2024

66.5%

2025

65.6%

▼ 5 pts since 2022

Pass rate by age

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

How a Citroen C4 is driven

tracked across 2022-25

How much it's driven

miles a year, from 136,275 cars tracked across years

7,479miles a year · average use

31.8%

low · <5k

62.5%

avg · 5-15k

5.8%

high · 15k+

Most cover 4,339-9,545 miles a year (median 6,692).

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)

87,986

46,163middle 50%: 63,853-108,318132,107

Typical odometer rising: 75,283 → 79,714 → 84,000 → 87,986

Holds up by mileage

Pass rate as the odometer climbs

Under 40k

82.7%

40-80k

70%

80-120k

61.1%

120k+

59.9%

Petrol vs diesel

First-time pass rate by fuel

Diesel

92,842 tests

64.8%

Petrol

23,808 tests

69%

A 2025 Citroen C4 passes first time 65.6% of the time - below the 77.6% UK average, and easing slightly year on year. The typical one is driven about 7,479 miles a year, and reliability is mostly about miles: 82.7% of low-mileage cars pass versus 59.9% past 120k.

Why a C4 fails its MOT

2025 MOT data

Of 40,086 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 C4 fails

Share of failed tests, by area

Suspension42.5%

Lamps & electrical37.3%

Brakes25.3%

Body & structure25.2%

Tyres22.7%

Steering13.7%

Visibility12.6%

Exhaust & emissions9.8%

Top specific defects

Exact items most often recorded as the reason a car failed

A transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc7,826

A suspension pin, bush or joint excessively worn7,503

A suspension joint dust cover missing or no longer prevents the ingress of dirt etc4,795

A spring or spring component fractured or seriously weakened4,606

Tyre tread depth not in accordance with the requirements4,251

A steering ball joint with excessive wear or free play4,082

The aim of a headlamp is not within limits laid down in the requirements3,771

A brake lining or pad worn below 1.5mm3,672

Stop lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning3,349

A rear registration plate lamp or light source missing or inoperative in the case of a single lamp or all lamps3,144

30.6% flagged dangerous·2.8 defects per fail·40,086 fails analysed

Citroen C4 - frequently asked

How many Citroen C4 are left in the UK?

There are 182,356 Citroen C4 cars still licensed on UK roads in 2025, down 5.5% on 2024.

How many new Citroen C4 were registered in 2025?

2,512 brand-new Citroen C4 cars were first registered in 2025.

What fuel does the typical Citroen C4 use?

Most are diesel - about 65% of all Citroen C4 on the road, with the majority in the 1.6-2.0L engine class. In total, 3.9% are electrified (hybrid, plug-in or battery).

How old is the typical Citroen C4?

Most Citroen C4 cars on the road today date from the 2015-2019 era.

How reliable is the Citroen C4?

65.6% of Citroen C4 cars pass their MOT first time, compared with a UK average of 77.6% across all cars. The typical tested Citroen C4 has around 85,024 miles on the clock.

Buying a Citroen C4?

Before you buy a specific Citroen C4, run its registration through AnalyzeMyCar for MOT history, mileage checks, service history and valuation.

Check a car

What the typical Citroen C4 looks like

Fuel, engine size and age across every Citroen C4 on the road today.

Fuel mix

Current split

182ktotal

Petrol31.3%
Diesel64.8%
Hybrid0.5%
Battery Electric3.4%
Other0.0%

Engine size

Cars on the road by engine capacity

Electric6,123
1.0-1.6L53,659
1.6-2.0L114k
2.0-3.0L8,339

How old are they?

Share of cars by the year they were first registered

2000-20040%
2005-20097%
2010-201428%
2015-201949%
2020-202517%

MOT & reliability

2025 MOT data

How a Citroen C4 holds up at its MOT and how it's driven - from 153,711 tests, tracked across 2022-2025.

First-time pass rate

Average for its class

65.6%

153,711 MOT tests in 2025 · 116,673 first-time

Pass rate over time

2022

70.6%

2023

68.3%

2024

66.5%

2025

65.6%

▼ 5 pts since 2022

Pass rate by age

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

How a Citroen C4 is driven

tracked across 2022-25

How much it's driven

miles a year, from 136,275 cars tracked across years

7,479miles a year · average use

31.8%

low · <5k

62.5%

avg · 5-15k

5.8%

high · 15k+

Most cover 4,339-9,545 miles a year (median 6,692).

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)

87,986

46,163middle 50%: 63,853-108,318132,107

Typical odometer rising: 75,283 → 79,714 → 84,000 → 87,986

Holds up by mileage

Pass rate as the odometer climbs

Under 40k

82.7%

40-80k

70%

80-120k

61.1%

120k+

59.9%

Petrol vs diesel

First-time pass rate by fuel

Diesel

92,842 tests

64.8%

Petrol

23,808 tests

69%

Why a C4 fails its MOT

2025 MOT data

Of 40,086 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 C4 fails

Share of failed tests, by area

Suspension42.5%

Lamps & electrical37.3%

Brakes25.3%

Body & structure25.2%

Tyres22.7%

Steering13.7%

Visibility12.6%

Exhaust & emissions9.8%

Top specific defects

Exact items most often recorded as the reason a car failed

A transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc7,826

A suspension pin, bush or joint excessively worn7,503

A suspension joint dust cover missing or no longer prevents the ingress of dirt etc4,795

A spring or spring component fractured or seriously weakened4,606

Tyre tread depth not in accordance with the requirements4,251

A steering ball joint with excessive wear or free play4,082

The aim of a headlamp is not within limits laid down in the requirements3,771

A brake lining or pad worn below 1.5mm3,672

Stop lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning3,349

A rear registration plate lamp or light source missing or inoperative in the case of a single lamp or all lamps3,144

30.6% flagged dangerous·2.8 defects per fail·40,086 fails analysed

Citroen C4 - frequently asked

How many Citroen C4 are left in the UK?

There are 182,356 Citroen C4 cars still licensed on UK roads in 2025, down 5.5% on 2024.

How many new Citroen C4 were registered in 2025?

2,512 brand-new Citroen C4 cars were first registered in 2025.

What fuel does the typical Citroen C4 use?

Most are diesel - about 65% of all Citroen C4 on the road, with the majority in the 1.6-2.0L engine class. In total, 3.9% are electrified (hybrid, plug-in or battery).

How old is the typical Citroen C4?

Most Citroen C4 cars on the road today date from the 2015-2019 era.

How reliable is the Citroen C4?

65.6% of Citroen C4 cars pass their MOT first time, compared with a UK average of 77.6% across all cars. The typical tested Citroen C4 has around 85,024 miles on the clock.

Buying a Citroen C4?

Before you buy a specific Citroen C4, run its registration through AnalyzeMyCar for MOT history, mileage checks, service history and valuation.

Check a car