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Audi A1 reliability

B · Good

MOT pass rates and common problems from 1.6 million MOT tests of cars first registered 2010–2023.

79.5%pass first time
+2.1 ptsvs typical car
Beats 64%of cars
1.6MMOT tests

Verdict

The Audi A1 passes its MOT first time on 79.5% of tests, 2.1 points higher than a typical car of the same age and mileage (77.4%). That puts it ahead of 64% of cars on UK roads once age and mileage are taken into account.

By year of first registration, the 2015 A1 does best (beats 71% of cars) and the 2018 worst (beats 44%).

Of its engines, the 1.4 Petrol does best (beats 69%) and the 1.0 Petrol worst (beats 45%).

Better than average on lights & electrics, visibility, body & structure.

Watch these weak spots

Suspension arm bushes3.0×as often as a typical car
Brake discs1.7×as often as a typical car
Ball joint dust covers2.2×as often as a typical car

MOT pass rate by age

First-time pass rate at each MOT by the car’s age in years.

50%60%70%80%90%100%34567891011121314151690%87%80%75%70%66%64%
Audi A1Typical car, same age & mileage

Best and worst years

By year of first registration, ranked against all cars on UK roads after adjusting for age and mileage. Green = better than half of cars.

2010
Beats 66%
2011
Beats 68%
2012
Beats 70%
2013
Beats 67%
2014
Beats 70%
2015
Beats 71%
2016
Beats 56%
2017
Beats 44%
2018
Beats 44%
2019
Beats 57%
2020
Beats 62%
2021
Beats 65%
2022
Beats 69%
2023
Beats 56%

Engines

All years, most common first. Grades compare each car with cars of the same age and mileage (A = best 20% of cars on UK roads, E = worst 20%), so an older or higher-mileage car can grade above one with a higher pass rate.

EngineYearsTestsPass rateRankGrade
1.4 Petrol2010–2018722,68280.4%Beats 69%B
1.6 Diesel2010–2018403,79473.4%Beats 61%B
1.0 Petrol2015–2023322,63884.7%Beats 45%C
1.2 Petrol2010–201587,16875.2%Beats 69%B
1.5 Petrol2019–202239,46388.6%Beats 67%B
2.0 Petrol2014–202029,03487.3%Beats 90%A
2.0 Diesel2012–201426,20475.9%Beats 80%B

Where it fails

Each area compared with a typical car of the same age and mileage, in points of pass rate. Tap or hover an area to see what to check.

Exhaust: 1.4% of tests fail on emissions & leaks, against 1.7% for a typical car of the same age and mileage. Listen for a blowing exhaust at start-up and look underneath for oil or fluid leaks.Suspension: 6.3% of tests fail on suspension, against 5.6% for a typical car of the same age and mileage. Listen for knocks over speed bumps and push each corner down: it should settle at once.Lights: 4.9% of tests fail on lights & electrics, against 7.6% for a typical car of the same age and mileage. Walk round the car with every light on, including brake, fog and number plate lights.Tyres: 6.9% of tests fail on tyres, against 5.9% for a typical car of the same age and mileage. Check the tread on every tyre, including the inner edge, and look for cuts or bulges.Brakes: 3.8% of tests fail on brakes, against 4.5% for a typical car of the same age and mileage. Brake firmly on the test drive: the car should stop straight with no pulsing or grinding.Lights: 4.9% of tests fail on lights & electrics, against 7.6% for a typical car of the same age and mileage. Walk round the car with every light on, including brake, fog and number plate lights.Lights+2.7 ptsTyres: 6.9% of tests fail on tyres, against 5.9% for a typical car of the same age and mileage. Check the tread on every tyre, including the inner edge, and look for cuts or bulges.Tyres−1.1 ptsBrakes: 3.8% of tests fail on brakes, against 4.5% for a typical car of the same age and mileage. Brake firmly on the test drive: the car should stop straight with no pulsing or grinding.Brakes+0.7 ptsSuspension: 6.3% of tests fail on suspension, against 5.6% for a typical car of the same age and mileage. Listen for knocks over speed bumps and push each corner down: it should settle at once.Suspension−0.7 ptsExhaust: 1.4% of tests fail on emissions & leaks, against 1.7% for a typical car of the same age and mileage. Listen for a blowing exhaust at start-up and look underneath for oil or fluid leaks.Exhaust+0.3 ptsSuspension: 6.3% of tests fail on suspension, against 5.6% for a typical car of the same age and mileage. Listen for knocks over speed bumps and push each corner down: it should settle at once.Brakes: 3.8% of tests fail on brakes, against 4.5% for a typical car of the same age and mileage. Brake firmly on the test drive: the car should stop straight with no pulsing or grinding.Tyres: 6.9% of tests fail on tyres, against 5.9% for a typical car of the same age and mileage. Check the tread on every tyre, including the inner edge, and look for cuts or bulges.Lights: 4.9% of tests fail on lights & electrics, against 7.6% for a typical car of the same age and mileage. Walk round the car with every light on, including brake, fog and number plate lights.Exhaust: 1.4% of tests fail on emissions & leaks, against 1.7% for a typical car of the same age and mileage. Listen for a blowing exhaust at start-up and look underneath for oil or fluid leaks.Lights: 4.9% of tests fail on lights & electrics, against 7.6% for a typical car of the same age and mileage. Walk round the car with every light on, including brake, fog and number plate lights.Lights+2.7 ptsTyres: 6.9% of tests fail on tyres, against 5.9% for a typical car of the same age and mileage. Check the tread on every tyre, including the inner edge, and look for cuts or bulges.Tyres−1.1 ptsBrakes: 3.8% of tests fail on brakes, against 4.5% for a typical car of the same age and mileage. Brake firmly on the test drive: the car should stop straight with no pulsing or grinding.Brakes+0.7 ptsSuspension: 6.3% of tests fail on suspension, against 5.6% for a typical car of the same age and mileage. Listen for knocks over speed bumps and push each corner down: it should settle at once.Suspension−0.7 ptsExhaust: 1.4% of tests fail on emissions & leaks, against 1.7% for a typical car of the same age and mileage. Listen for a blowing exhaust at start-up and look underneath for oil or fluid leaks.Exhaust+0.3 pts
Better than typicalTypicalWorse than typical
Tyres: 6.9% of tests fail on tyres, against 5.9% for a typical car of the same age and mileage. Check the tread on every tyre, including the inner edge, and look for cuts or bulges.

Every MOT area

Share of tests failing on each area, against a typical car of the same age and mileage (black line).

Tyres
6.9% vs 5.9%
Suspension
6.3% vs 5.6%
Lights & electrics
4.9% vs 7.6%
Brakes
3.8% vs 4.5%
Visibility
2.2% vs 3.9%
Emissions & leaks
1.4% vs 1.7%
Body & structure
1.3% vs 1.7%
Steering
0.6% vs 1.1%
Seat belts & airbags
0.6% vs 0.5%
Wheels
0.2% vs 0.3%

Buying one or MOT due? Check these

  • Suspension arm bushes 3.0× typical
    Listen for knocks over speed bumps and feel for wandering or vague steering.
  • Brake discs 1.7× typical
    Look through the wheel spokes for scored discs or a heavy rust lip on the edge.
  • Tyre damage & cracking
    Look for cuts, bulges and cracking on both sidewalls of every tyre.
  • Tyre tread depth
    Check every tyre, including the inner edge, has at least 3 mm of tread. Uneven wear can point to alignment or suspension problems.
  • Coil springs
    Look behind each wheel for a snapped coil (often the bottom one) and listen for clunks over bumps.
  • Headlight aim
    Park facing a wall at night: both dipped beams should sit level and dip to the left.

Pass rate by mileage

First-time pass rate by mileage at the test.

50%60%70%80%90%100%0k10k20k30k40k50k60k70k80k90k100k110k120k130k140k150k95%88%81%75%69%65%62%61%
Audi A1Typical car

Most common MOT failures

ItemThis carTypicalvs typical
Tyre damage & cracking4.2%3.3%1.3×
Tyre tread depth2.6%2.2%1.2×
Coil springs2.4%1.9%1.3×
Suspension arm bushes2.3%0.7%3.0×
Headlight aim2.2%2.3%1.0×
Brake pads1.8%1.9%1.0×
Windscreen washers1.3%1.6%0.8×
Brake discs1.1%0.7%1.7×
Ball joint dust covers0.8%0.4%2.2×
Windscreen wipers0.8%2.0%0.4×

Specific defects found

Tester wording for the most frequent failure items, per 1,000 tests.

Defectper 1,000
A tyre seriously damaged26.6
A suspension pin, bush or joint excessively worn25.9
Tyre tread depth not in accordance with the requirements25.7
A spring or spring component fractured or seriously weakened24.0
The aim of a headlamp is not within limits laid down in the requirements22.1
A brake lining or pad worn below 1.5mm17.3
A tyre cords visible or damaged14.1
Windscreen washers not working or not providing sufficient fluid to clear the windscreen12.8
Check another car

Pick a make and model to see its MOT pass rate, best and worst years and weak spots.

Every year and engine

Tap a year to see its engines. Grades compare each car with cars of the same age and mileage (A = best 20% of cars on UK roads, E = worst 20%), so an older or higher-mileage car can grade above one with a higher pass rate.

2023 Audi A11 engine89.3% passC
EngineTestsPass rateRankGrade
1.0 Petrol7,97589.3%Beats 56%C
2022 Audi A12 engines90.6% passB
EngineTestsPass rateRankGrade
1.0 Petrol23,77590.4%Beats 67%B
1.5 Petrol2,87292.6%Beats 88%A
2021 Audi A12 engines89.2% passB
EngineTestsPass rateRankGrade
1.0 Petrol36,01389.0%Beats 64%B
1.5 Petrol4,72390.4%Beats 73%B
2020 Audi A13 engines88.2% passB
EngineTestsPass rateRankGrade
1.0 Petrol40,60387.9%Beats 60%C
1.5 Petrol9,54189.0%Beats 66%B
2.0 Petrol1,42891.2%Beats 92%A
2019 Audi A13 engines86.4% passC
EngineTestsPass rateRankGrade
1.0 Petrol72,12485.9%Beats 52%C
1.5 Petrol22,32787.5%Beats 64%B
2.0 Petrol5,38888.5%Beats 75%B
2018 Audi A14 engines84.3% passC
EngineTestsPass rateRankGrade
1.4 Petrol72,29285.3%Beats 54%C
1.0 Petrol37,15582.6%Beats 25%D
1.6 Diesel6,31181.2%Beats 41%C
2.0 Petrol1,89588.4%Beats 81%A
2017 Audi A14 engines82.6% passC
EngineTestsPass rateRankGrade
1.4 Petrol95,96783.9%Beats 53%C
1.0 Petrol37,45280.4%Beats 23%D
1.6 Diesel18,86379.0%Beats 33%D
2.0 Petrol4,57787.3%Beats 83%A
2016 Audi A14 engines81.5% passC
EngineTestsPass rateRankGrade
1.4 Petrol104,98783.3%Beats 64%B
1.0 Petrol45,96679.8%Beats 36%D
1.6 Diesel44,92878.5%Beats 46%C
2.0 Petrol4,80286.9%Beats 90%A
2015 Audi A15 engines81.8% passB
EngineTestsPass rateRankGrade
1.4 Petrol106,97783.9%Beats 80%A
1.6 Diesel70,63478.3%Beats 61%B
1.0 Petrol21,57580.5%Beats 56%C
2.0 Petrol8,11087.0%Beats 96%A
1.2 Petrol2,30681.0%Beats 67%B
2014 Audi A15 engines78.7% passB
EngineTestsPass rateRankGrade
1.4 Petrol107,74680.4%Beats 74%B
1.6 Diesel62,26275.3%Beats 64%B
1.2 Petrol23,15279.6%Beats 70%B
2.0 Diesel7,26978.4%Beats 79%B
2.0 Petrol2,83483.9%Beats 92%A
2013 Audi A14 engines74.8% passB
EngineTestsPass rateRankGrade
1.4 Petrol93,01077.2%Beats 72%B
1.6 Diesel70,65371.3%Beats 60%B
1.2 Petrol21,49575.8%Beats 68%B
2.0 Diesel11,70675.5%Beats 79%B
2012 Audi A14 engines72.4% passB
EngineTestsPass rateRankGrade
1.4 Petrol69,98474.6%Beats 72%B
1.6 Diesel64,83969.7%Beats 66%B
1.2 Petrol20,59073.3%Beats 69%B
2.0 Diesel7,22973.9%Beats 83%A
2011 Audi A13 engines69.3% passB
EngineTestsPass rateRankGrade
1.4 Petrol66,28271.6%Beats 73%B
1.6 Diesel60,08366.3%Beats 64%B
1.2 Petrol17,80270.8%Beats 70%B
2010 Audi A13 engines67.1% passB
EngineTestsPass rateRankGrade
1.4 Petrol5,43768.7%Beats 68%B
1.6 Diesel5,22164.9%Beats 64%B
1.2 Petrol1,82368.5%Beats 67%B

FAQ

What is the Audi A1 MOT pass rate?

79.5% of MOT tests on the Audi A1 were passed first time, based on 1,630,983 tests between 2018 and 2026 of cars first registered 2010–2023. A typical car of the same age and mileage passes 77.4% of the time.

Is the Audi A1 reliable?

On MOT results it rates B (good): it passes first time more often than a typical car of the same age and mileage and does better than 64% of cars on UK roads. MOT results cover safety and emissions items, not every kind of breakdown.

Which Audi A1 year is best?

Among years with enough data, the 2015 A1 does best for its age and mileage: it beats 71% of cars on UK roads. The 2018 does worst: it beats 44%.

Which Audi A1 engine is best?

Across all years, the 1.4 Petrol does best: it beats 69% of cars on UK roads. The 1.0 Petrol does worst: it beats 45%.

What are the most common MOT failures on the Audi A1?

The most common failure items are tyre damage & cracking, tyre tread depth, coil springs. Compared with similar cars, suspension arm bushes comes up 3.0× as often.

How we calculate this. We use official MOT results for cars tested in Great Britain from 2018 to 2026. Each car is compared with typical cars of the same age and mileage, so old and new cars are judged fairly; “pts” are percentage points above or below them. Differences also reflect how cars are used and maintained, not only how they are built.