Citroen C1

Reliability, estimated running costs, and MOT data across 17 model years from 276,631 MOT tests in 2024.

Avg Pass Rate

81%

Total Tests

276,631

Highest Pass Rate

2021 (97%)

Years Covered

About the Citroen C1

The Citroen C1 was MOT tested 276,631 times in 2024 (DVSA data, retests included) across 17 model years (2005 to 2021), with an average pass rate of 81%. That's close to the average of 82% across all models in our data. Our records list petrol and diesel and lpg versions.

Best and Worst Years

Of the years with at least 100 tests, the 2021 model has the highest pass rate at 97% from 1,007 tests. The 2005 model has the lowest at 69%. With a 28 point gap, the year you choose makes a real difference. Newer cars usually pass more often simply because they are younger.

Reliability Trend

Newer Citroen C1s pass their MOT more often than older ones, by 16 percentage points on average, which is mostly down to age and wear.

Mileage Across Years

The oldest model in our data (2005) averages 95,875 miles, while the newest (2021) averages 14,721 miles.

Estimated Running Costs

Fuel (Petrol, 998cc)

£1,177

Road Tax

£200

MOT Test

£55

Predicted Repairs

£200

Total per year£1,632

Per month£136/mo

Based on 7,400 miles/year, average pump prices of 174.88p petrol and 199.52p diesel (GOV.UK weekly road fuel prices, week of 5 October 2026), and MOT pass rate data. Insurance not included.

Full 2021 details

How reliable is the Citroen C1?

vs average of all models-1% (82% avg)

vs Citroen brand average+2% (79% avg)

Best to worst year spread28 percentage points

Reliability trendImproving over years

Citroen C1 by Year

Click any year to see detailed running costs, reliability data, and comparisons with similar cars.

Year	Pass Rate	Tests	Avg Mileage
2021	97%	1,007	14,721 mi
2020	92%	4,973	20,126 mi
2019	92%	7,609	25,594 mi
2018	90%	10,911	31,463 mi
2017	87%	14,184	38,152 mi
2016	86%	28,817	46,713 mi
2015	85%	28,726	52,488 mi
2014	83%	22,356	57,198 mi
2013	80%	23,281	63,889 mi
2012	79%	23,468	69,673 mi
2011	77%	23,890	75,624 mi
2010	75%	22,959	78,955 mi
2009	72%	21,467	85,279 mi
2008	70%	19,249	90,280 mi
2007	69%	13,771	91,524 mi
2006	69%	8,701	96,037 mi
2005	69%	1,262	95,875 mi

Questions about the Citroen C1

Is the Citroen C1 reliable?

Across its 17 model years in our data (2005 to 2021), the Citroen C1 averages an 81% MOT pass rate, from 276,631 tests (DVSA MOT data for tests in 2024, retests included). That's 1 point below the average of 82% across all models in the same data. The 2021 model has the highest pass rate of the years with at least 100 tests, at 97%.

Which year Citroen C1 has the best MOT pass rate?

Of the years with at least 100 tests, the 2021 Citroen C1 has the highest MOT pass rate at 97%, while the 2005 model has the lowest at 69%, a 28 point gap. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.