2020 Land Rover Discovery Landmark SD6 Auto MOT pass rate: 89.5% (3,587 tests)

2020-registered Land Rover Discovery Landmark SD6 Autos passed 89.5% of 3,587 MOT tests in 2023–2025 — broadly in line with same-age cars (89.9%).

89.5%Pass rate, 2020 cars

99.6Age-adjusted index (100 = average)

3,587Tests analysed

41,860 miMedian mileage at test

Is the 2020 Discovery Landmark SD6 Auto getting worse?

Pass rate of 2020-registered cars across recent test years:

Test year	Pass rate
2023	90.7% -0.2 vs same-age
2024	89.8% -0.2 vs same-age
2025	88.1% -0.8 vs same-age

The raw rate normally falls as cars age. The “vs same-age” figure compares this cohort with all UK cars registered in the same year, so normal ageing is not mistaken for a bad model year.

What fails on a 2020 Discovery Landmark SD6 Auto

#	System	Defects recorded	Share
1	Tyres	267	43.0%
2	Brakes	118	19.0%
3	Visibility	88	14.2%
4	Lamps, reflectors and electrical equipment	38	6.1%
5	Noise, emissions and leaks	22	3.5%
6	Seat belts and supplementary restraint systems	21	3.4%

All Discovery Landmark SD6 Auto years compared

Registration year	Tests	Pass rate	Vs same-age	Median mileage
2020 (this page)	3,587	89.5%	-0.4 pts	41,860

Buying a 2020 Discovery Landmark SD6 Auto? Two checks first

Free MOT history checkThe exact car’s failures, advisories and mileage trail — sellers can’t edit it
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Autel UK testersAutel professional-grade diagnostic testers

FAQs

Is a 2020 Land Rover Discovery Landmark SD6 Auto reliable?

2020-registered examples passed 89.5% of their MOT tests (3,587 tests, 2023–2025), -0.4 points versus all UK cars registered in the same year. At roughly 6 years old with a median 41,860 miles, condition now varies car by car — always check the individual MOT history.

What mileage is too high for a 2020 Discovery Landmark SD6 Auto?

The median tested example shows 41,860 miles. Anything far beyond that isn't automatically bad — a motorway-mile car with consistent service records often beats a low-mileage school-run car — but price accordingly and scrutinise the mileage trail for gaps or drops.

Source: DVSA Anonymised MOT tests and results, 2023–2025 extracts (96 million Class 4 initial tests; retests excluded). Only vehicles old enough for a routine first MOT are included. Age-adjusted figures compare the model-year cohort with all vehicles of the same registration year tested in the same calendar year. Contains public sector information licensed under OGL v3.0.