MOT reliability

Seat Mii ev

Q: Is the Seat Mii ev reliable?

Across 1,492 Seat Mii ev vehicles in our MOT data, 89% pass the MOT (a 11% failure rate), with about 0.7 faults or advisories recorded per test.

Q: What is the average mileage of a Seat Mii ev?

The typical Seat Mii ev in our data has covered around 25,768 miles.

1,492 vehicles · 4,116 completed MOT tests analysed

89%

MOT pass rate

Based on 1,492 Seat Mii ev vehicles and 4,116 completed MOT tests, the Seat Mii ev has an overall 89% pass rate, with an average recorded mileage of 25,768 miles.

1,492

Vehicles

4,116

MOT tests

5,269

Avg miles / year

0.7

Faults per test

Dangerous-fault share

Seat Mii ev problem areas

Where faults occur most across all Seat Mii ev MOT tests:

Tyres, wheels & suspension64%
Other15%
Brakes13%
Visibility5%
Lamps & electrical5%
Identification & plates1%
Seatbelts & equipment0%
Body & structure0%

Seat Mii ev pass rate by age

How the Seat Mii ev's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)	Tests	Pass rate
2	26	92%
3	1,599	88%
4	1,545	89%
5	831	88%
6	103	90%

Fuel types: Electric (1,490), Petrol (2)

Most common Seat Mii ev MOT faults

These are the faults and advisories recorded most often across Seat Mii ev MOT tests:

Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (169 times)
Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (166 times)
Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (127 times)
Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (124 times)
Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (77 times)
Nearside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (74 times)
Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii)) (56 times)
Offside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii)) (47 times)
Nearside Rear Child Seat fitted not allowing full inspection of adult belt (45 times)
Nearside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii)) (44 times)
Nearside Rear Nail in tyre (36 times)
Nearside Front Tyre has a bulge, caused by separation or partial failure of its structure (5.2.3 (d) (ii)) (35 times)
Offside Rear Nail in tyre (26 times)
Rear Registration plate deteriorated but not likely to be misread (0.1 (b)) (24 times)
Offside Front Tyre has a bulge, caused by separation or partial failure of its structure (5.2.3 (d) (ii)) (24 times)

Seat Mii ev pass rate by registration year

Year	Vehicles	Tests	Pass rate	Avg mileage
2021	1,116	3,047	88%	25,689
2020	284	1,057	89%	26,041

Seat Mii ev reliability FAQ

Across 1,492 Seat Mii ev vehicles in our MOT data, 89% pass the MOT (a 11% failure rate), with about 0.7 faults or advisories recorded per test.

The most frequently recorded Seat Mii ev MOT issues are: Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)); Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)); Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)).

The typical Seat Mii ev in our data has covered around 25,768 miles.

Compare the Seat Mii ev

See how the Seat Mii ev stacks up against other Seat models on MOT reliability:

Mii ev vs Ibiza Mii ev vs Leon Mii ev vs Alhambra Mii ev vs Arona

Check a specific Seat Mii ev

Enter a registration to see that exact vehicle's full MOT history, advisories and recurring faults.

See all Seat models · Learn about common MOT failures · what an MOT checks