Land Rover Discovery SPT Rdyn S+ D MHEV A (2021)
Estimated running costs and MOT pass rates from 5,014 MOT tests in 2024.
Annual Cost
£2,002
£167/month
MOT Pass Rate
89%
Good
Road Tax
£200
Standard rate/year
Est. Insurance
Grp 18-32
1998cc Diesel
Solid Option
89% pass rate, £2,002/year to run. 7 points above average.
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Annual Running Costs
~48 mpg
Standard rate (from April 2017)
Estimates based on 7,400 miles/year (UK average), diesel at 199.33p a litre (GOV.UK weekly average, week of 19 October 2026), GOV.UK road tax rates and repair likelihood from MOT data. Insurance not included. Cars registered from April 2017 pay the £200 standard rate, plus £440 a year for five years (from the second year) if they cost over £40,000 new (over £50,000 for electric cars).
Reliability Verdict
Good reliability. Occasional issues but generally solid. That's 7 points above the average of 82% across all models in our data.
89% of MOT tests on Land Rover Discovery SPT Rdyn S+ D MHEV As from 2021 ended in a pass in 2024, when they were about 3 years old. That's based on 5,014 tests across the UK, retests included. The average mileage recorded at those tests was 31,148 miles.
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How Does It Compare?
Mileage Analysis
31,148
Average miles
22,200
Expected for age
The average 2021 Land Rover Discovery SPT Rdyn S+ D MHEV A had 31,148 miles on the clock at its 2024 MOT, which is above the expected 22,200 miles for a 3-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.
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Best Year to Buy?
Of the years with at least 100 tests, the 2020 model has the highest MOT pass rate at 93%, while the 2021 model has the lowest at 89%. Consider a different year if reliability is a priority. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.
Land Rover Discovery SPT Rdyn S+ D MHEV A by Year
Similar Cars to Consider
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About the 2021 Land Rover Discovery SPT Rdyn S+ D MHEV A
The 2021 Land Rover Discovery SPT Rdyn S+ D MHEV A is a family car. Our records list a 1998cc diesel engine, though engines vary between versions. 5,014 MOT tests were recorded on this model in 2024, making it a reasonably common sight on UK roads. It sits in the bottom 22% of 2021 models for MOT pass rate.
With an average of 31,148 miles recorded at its 2024 MOT tests, Land Rover Discovery SPT Rdyn S+ D MHEV A owners cover more miles than the average driver.
2021 Land Rover Discovery SPT Rdyn S+ D MHEV A Fuel Costs
The 1998cc diesel engine offers a reasonable balance between performance and economy. Expect around 48 mpg in mixed driving, which works out to roughly £1,397 per year with diesel at 199.33p per litre (GOV.UK weekly average, week of 19 October 2026; based on 7,400 miles per year). Diesel cars of this age should have their DPF (diesel particulate filter) checked, as replacements can be costly.
What does it cost to own a 2021 Land Rover Discovery SPT Rdyn S+ D MHEV A?
Total estimated annual running cost is £2,002 (£167/month), broken down as £1,397 fuel, £200 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 89% pass rate. Keeping on top of servicing will help avoid surprises.
Buying a Used 2021 Land Rover Discovery SPT Rdyn S+ D MHEV A
At 5 years old, the Land Rover Discovery SPT Rdyn S+ D MHEV A offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. With 5,014 MOT tests in our data, there's strong statistical confidence in these figures.
Common Issues to Watch For
These are typical issues for cars of this age, fuel type and engine size, not faults recorded on this model's MOT tests. Use them as a checklist when you view one.
DPF (Diesel Particulate Filter)
Watch outShort journeys clog the DPF. Replacement costs £1,000-£2,500. Check the DPF warning light and ask about driving patterns.
Turbo Wear
Medium riskDiesel turbos work harder and wear faster. Listen for whining noises and check for oil leaks around the turbo housing.
AdBlue System
Medium riskPost-2015 diesels use AdBlue for emissions. Sensor failures and tank heater issues are common. Budget £200-£500 for repairs.
EGR Valve
Low riskExhaust Gas Recirculation valves clog with carbon deposits, causing rough running and poor economy. Cleaning costs £150-£300, replacement £300-£600.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 2021 Land Rover Discovery SPT Rdyn S+ D MHEV A stacks up against similar cars for estimated annual running costs, insurance group, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Est. Ins. Group | Total/yr |
|---|---|---|---|---|---|
| Land Rover Discovery SPT Rdyn S+ D MHEV A(2021) | 89% | £1,397 | £200 | Grp 18-32 | £2,002 |
| Ford Focus(2019) | 89% | £1,219 | £200 | Grp 12-25 | £1,824-£178 |
| Ford Kuga(2019) | 91% | £1,397 | £200 | Grp 18-32 | £1,852-£150 |
| Volkswagen Polo(2019) | 89% | £1,219 | £200 | Grp 12-25 | £1,824-£178 |
| Kia Sportage(2019) | 89% | £1,219 | £200 | Grp 12-25 | £1,824-£178 |
Estimates based on 7,400 miles/year, GOV.UK average pump prices for the week of 19 October 2026, GOV.UK road tax rates and MOT data. Insurance groups are our rough estimate from engine size, not official groups. Actual costs vary by driver, location, and usage.
Questions about the 2021 Land Rover Discovery SPT Rdyn S+ D MHEV A
Is the 2021 Land Rover Discovery SPT Rdyn S+ D MHEV A reliable?
Good reliability. Occasional issues but generally solid. 89% of MOT tests on 2021 Land Rover Discovery SPT Rdyn S+ D MHEV As ended in a pass, from 5,014 tests (DVSA MOT data for tests in 2024, retests included). That's 7 points above the average of 82% across all models in the same data.
How much does a 2021 Land Rover Discovery SPT Rdyn S+ D MHEV A cost to run?
Our estimate is £2,002 a year (£167 a month): £1,397 fuel, £200 road tax, £55 MOT and £350 predicted repairs, based on 7,400 miles a year. Insurance is not included.
What is the MOT pass rate for a 2021 Land Rover Discovery SPT Rdyn S+ D MHEV A?
89% of 5,014 MOT tests on the 2021 Land Rover Discovery SPT Rdyn S+ D MHEV A ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 2621st of 3,336 models first registered in 2021 (bottom 22%).
Which year Land Rover Discovery SPT Rdyn S+ D MHEV A has the best MOT pass rate?
Of the years with at least 100 tests, the 2020 Land Rover Discovery SPT Rdyn S+ D MHEV A has the highest MOT pass rate at 93% and the 2021 the lowest at 89%. Newer cars usually pass more often simply because they are younger and have done fewer miles.
What is the average mileage for a 2021 Land Rover Discovery SPT Rdyn S+ D MHEV A?
The average mileage recorded at MOT tests on the 2021 Land Rover Discovery SPT Rdyn S+ D MHEV A is 31,148 miles, which is above the expected 22,200 miles for a 3-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.
Related Land Rover Models
Explore other Land Rover cars or similar models in the same category.
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Ford Focus
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Volkswagen Polo
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