2020 Citroen C4 Cactus MOT pass rate: 89.9% (5,639 tests)

2020-registered Citroen C4 Cactuss passed 89.9% of 5,639 MOT tests in 2023–2025 — broadly in line with same-age cars (89.9%).

89.9%Pass rate, 2020 cars

100.0Age-adjusted index (100 = average)

5,639Tests analysed

23,861 miMedian mileage at test

90.2% / 87.7%Petrol vs diesel pass rate

Is the 2020 C4 Cactus getting worse?

Pass rate of 2020-registered cars across recent test years:

Test year	Pass rate
2023	92.0% +1.1 vs same-age
2024	91.1% +1.1 vs same-age
2025	86.6% -2.3 vs same-age

The raw rate normally falls as cars age. The “vs same-age” figure compares this cohort with all UK cars registered in the same year, so normal ageing is not mistaken for a bad model year.

What fails on a 2020 C4 Cactus

#	System	Defects recorded	Share
1	Visibility	255	25.9%
2	Tyres	227	23.0%
3	Brakes	212	21.5%
4	Lamps, reflectors and electrical equipment	179	18.2%
5	Suspension	43	4.4%
6	Body, chassis, structure	42	4.3%

All C4 Cactus years compared

Registration year	Tests	Pass rate	Vs same-age	Median mileage
2016	10,390	72.7%	-8.6 pts	58,699
2017	17,228	77.6%	-6.5 pts	49,305
2018	15,874	80.5%	-5.9 pts	41,598
2019	11,625	83.8%	-4.6 pts	33,793
2020 (this page)	5,639	89.9%	-0.0 pts	23,861

Buying a 2020 C4 Cactus? Two checks first

Free MOT history checkThe exact car’s failures, advisories and mileage trail — sellers can’t edit it
Topdon OBD2 scannersTopdon diagnostic scanners with full-system readouts
XTOOL diagnostic toolsXTOOL code readers for petrol and diesel cars
Autel UK testersAutel professional-grade diagnostic testers

FAQs

Is a 2020 Citroen C4 Cactus reliable?

2020-registered examples passed 89.9% of their MOT tests (5,639 tests, 2023–2025), -0.0 points versus all UK cars registered in the same year. At roughly 6 years old with a median 23,861 miles, condition now varies car by car — always check the individual MOT history.

What mileage is too high for a 2020 C4 Cactus?

The median tested example shows 23,861 miles. Anything far beyond that isn't automatically bad — a motorway-mile car with consistent service records often beats a low-mileage school-run car — but price accordingly and scrutinise the mileage trail for gaps or drops.

Source: DVSA Anonymised MOT tests and results, 2023–2025 extracts (96 million Class 4 initial tests; retests excluded). Only vehicles old enough for a routine first MOT are included. Age-adjusted figures compare the model-year cohort with all vehicles of the same registration year tested in the same calendar year. Contains public sector information licensed under OGL v3.0.