Known APK problem

SEAT Mii: brakes

On the SEAT Mii the APK inspector finds brakes problems 2.0× as often as on cars of the same age: at 11–12 years 5.8%, against about 2.9% nationally.

Window: Oct 2025 – Sep 2026 · Updated: 16 Oct 2026

What is it?

Worn or rusted brake discs and pads, or uneven braking.

Repair indication: mediuma targeted repair at the garage.

How to check it at the viewing

Look through the wheel at the discs: no deep grooves or thick rust edge. Brake firmly on the test drive: the car should stay straight.

Ask the seller: When were the brake discs and pads last replaced?

By age

Share of inspected SEAT Miis with this defect, compared with all cars of the same age.

Age	Type	Mii	95%-CI	National	Difference	n
5 – 6 years	A	1.8%	1.1 – 2.8%	0.8%	2.4×	1,026
7 – 8 years	A	2.8%	2.2 – 3.6%	1.2%	2.4×	2,111
7 – 8 years	B	1.0%	0.7 – 1.6%	1.4%	0.7×	2,111
7 – 8 years	C	1.8%	1.4 – 2.5%	2.6%	0.7×	2,111
9 – 10 years	A	3.1%	2.6 – 3.6%	1.8%	1.7×	4,084
9 – 10 years	B	1.0%	0.8 – 1.4%	1.7%	0.6×	4,084
9 – 10 years	C	2.1%	1.7 – 2.6%	2.6%	0.8×	4,084
11 – 12 years	A	5.8%	5.3 – 6.4%	2.9%	2.0×	7,007
11 – 12 years	B	0.9%	0.7 – 1.2%	1.8%	0.5×	7,007
11 – 12 years	C	1.7%	1.5 – 2.1%	2.8%	0.6×	7,007
13 – 15 years	A	6.6%	5.8 – 7.4%	4.1%	1.6×	3,676
13 – 15 years	B	1.0%	0.7 – 1.4%	2.0%	0.5×	3,676
13 – 15 years	C	1.2%	0.9 – 1.6%	3.0%	0.4×	3,676

A = structure, safety or costly mechanics; B = fail, usually simple; C = advisory. An age is missing when this defect is not among the most common there.

Comparable cars at 11–12 years

Model	Brakes	Vs. national
SEAT Mii	5.8%	2.0×
Škoda Citigo	4.5%	1.6×
Chevrolet Spark	8.1%	2.8×
Opel Agila B	1.9%	0.7×
Peugeot 108	3.0%	1.1×
Renault Twingo II	3.2%	1.1×

Looking at a SEAT Mii? Check that car

Enter the plate and see the APK history, open recalls and how this car compares with other SEAT Miis of the same age.

All weak spots of the SEAT Mii · Brakes: which models more often · Checklist for this model

Frequently asked questions

Does the SEAT Mii often have brakes problems?

Yes, more often than average at the APK. At 11–12 years the inspector found a brakes defect on 5.8% of inspected SEAT Miis, against about 2.9% of all cars of the same age (2.0×). Source: RDW Open Data, Oct 2025 – Sep 2026.

How do you check the brakes on a used SEAT Mii?

Look through the wheel at the discs: no deep grooves or thick rust edge. Brake firmly on the test drive: the car should stay straight.

Repair indication: small, medium or large. An indication of the usual repair, not a quote: the real cost depends on the car, the cause and the garage.

Source: RDW Open Data (CC0), analysis CarXray.nl. 6,857,004 inspected passenger cars aged 3 years and older, Oct 2025 – Sep 2026. Each car counts once. How we know