MOT reliability

Mercedes-benz Gla

Q: Is the Mercedes-benz Gla reliable?

Across 67,415 Mercedes-benz Gla vehicles in our MOT data, 87% pass the MOT (a 13% failure rate), with about 1.1 faults or advisories recorded per test.

67,415 vehicles · 484,374 completed MOT tests analysed

87%

MOT pass rate

Based on 67,415 Mercedes-benz Gla vehicles and 484,374 completed MOT tests, the Mercedes-benz Gla has an overall 87% pass rate, with an average recorded mileage of 64,104 miles.

67,415

Vehicles

484,374

MOT tests

7,520

Avg miles / year

1.1

Faults per test

Dangerous-fault share

Mercedes-benz Gla problem areas

Where faults occur most across all Mercedes-benz Gla MOT tests:

Tyres, wheels & suspension48%
Brakes24%
Other16%
Visibility5%
Lamps & electrical4%
Body & structure2%
Emissions & nuisance2%
Identification & plates1%

Mercedes-benz Gla pass rate by age

How the Mercedes-benz Gla's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)	Tests	Pass rate
1	37	97%
2	2,190	94%
3	77,064	91%
4	72,602	91%
5	73,102	89%
6	74,311	87%
7	68,512	85%
8	51,466	84%
9	34,398	82%
10	20,492	81%
11	8,535	81%
12	1,661	81%

Fuel types: Diesel (40,928), Petrol (26,485), Hybrid Electric (Clean) (1), Electric (1)

Most common Mercedes-benz Gla MOT faults

These are the faults and advisories recorded most often across Mercedes-benz Gla MOT tests:

Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (30,114 times)
Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (29,824 times)
Front Brake pad(s) wearing thin (1.1.13 (a) (ii)) (16,306 times)
Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (15,460 times)
Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (15,142 times)
Rear Brake pad(s) wearing thin (1.1.13 (a) (ii)) (10,880 times)
Nearside Rear Child Seat fitted not allowing full inspection of adult belt (9,171 times)
Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii)) (8,688 times)
Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (8,451 times)
Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (8,220 times)
Front Brake disc worn, but not excessively (1.1.14 (a) (i)) (5,747 times)
Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii)) (5,118 times)
Nearside Rear Nail in tyre (4,845 times)
Offside Rear Nail in tyre (4,106 times)
Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (4,095 times)

Mercedes-benz Gla pass rate by registration year

Year	Vehicles	Tests	Pass rate	Avg mileage
2024	1	1	100%	3,733
2023	1	1	100%	11,458
2022	5	6	83%	31,257
2021	8	20	90%	32,805
2020	1,325	5,758	89%	42,441
2019	11,755	61,358	88%	48,651
2018	16,581	102,682	88%	56,140
2017	13,380	97,778	88%	64,743
2016	11,177	92,164	87%	73,801
2015	9,381	86,617	86%	80,615
2014	3,800	37,990	87%	83,476
2013	1	2	100%	73,543

Mercedes-benz Gla reliability FAQ

Across 67,415 Mercedes-benz Gla vehicles in our MOT data, 87% pass the MOT (a 13% failure rate), with about 1.1 faults or advisories recorded per test.

The most frequently recorded Mercedes-benz Gla MOT issues are: Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)); Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)); Front Brake pad(s) wearing thin (1.1.13 (a) (ii)).

The typical Mercedes-benz Gla in our data has covered around 64,104 miles.

Compare the Mercedes-benz Gla

See how the Mercedes-benz Gla stacks up against other Mercedes-benz models on MOT reliability:

Gla vs C Gla vs E Gla vs Sprinter Gla vs A-class

Check a specific Mercedes-benz Gla

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

See all Mercedes-benz models · Learn about common MOT failures · what an MOT checks