LAND ROVER DISCOVERY SPORT S D 4X2 (2021)
Running costs, reliability data, and common problems from 803 real MOT tests.
Annual Cost
£1,637
£136/month
MOT Pass Rate
87%
Good
Road Tax
£195
Flat rate/year
Insurance
Grp 18-32
1998cc Diesel
Solid Option
87% pass rate, £1637/year to run. 5 points above average.
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Annual Running Costs
~48 mpg
Flat rate (post-2017)
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
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Reliability Verdict
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 5 years old, 87% of LAND ROVER DISCOVERY SPORT S D 4X2s from 2021 passed their MOT first time in 2026. That's based on 803 tests across the UK. The average mileage at this age is 28,680 miles.
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How Does It Compare?
Mileage Analysis
28,680
Average miles
37,000
Expected for age
The average 2021 LAND ROVER DISCOVERY SPORT S D 4X2 has 28,680 miles on the clock, which is below the expected 37,000 miles for a 5-year-old car. This suggests lighter use than average, which generally means less wear on major components.
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Best Year to Buy?
The most reliable year is the 2019 model with a 93% MOT pass rate, while the 2020 model has the lowest at 86%. The 2021 sits between the two at 87%.
LAND ROVER DISCOVERY SPORT S D 4X2 by Year
Similar Cars to Consider
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About the 2021 LAND ROVER DISCOVERY SPORT S D 4X2
The 2021 LAND ROVER DISCOVERY SPORT S D 4X2 is a family car with a 1998cc diesel engine. 803 of these vehicles were MOT tested in 2026, making it a less common model in the UK market. It sits in the bottom 87% of 2021 cars for MOT pass rates.
With an average of 28,680 miles at 5 years old, LAND ROVER DISCOVERY SPORT S D 4X2 owners tend to use this car less than the typical driver.
2021 LAND ROVER DISCOVERY SPORT S D 4X2 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 £1,037 per year at current diesel prices of 148p per litre (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 SPORT S D 4X2?
Total estimated annual running cost is £1,637 (£136/month), broken down as £1037 fuel, £195 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 87% pass rate. Keeping on top of servicing will help avoid surprises.
LAND ROVER DISCOVERY SPORT S D 4X2 Reliability Trend
Older LAND ROVER DISCOVERY SPORT S D 4X2s tend to have better MOT pass rates than newer ones, with an average decline of 7 percentage points across model years.
Buying a Used 2021 LAND ROVER DISCOVERY SPORT S D 4X2
At 5 years old, the LAND ROVER DISCOVERY SPORT S D 4X2 offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. If you're flexible on year, the 2019 model has the highest pass rate at 93%.
Common Issues to Watch For
Based on the 2021 LAND ROVER DISCOVERY SPORT S D 4X2's fuel type, age, and engine size, these are the most likely problem areas to check.
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 SPORT S D 4X2 stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| LAND ROVER DISCOVERY SPORT S D 4X2(2021) | 87% | £1037 | £195 | Grp 18-32 | £1637 |
| FORD FOCUS(2019) | 89% | £905 | £190 | Grp 12-25 | £1500-£137 |
| FORD KUGA(2019) | 91% | £1037 | £190 | Grp 18-32 | £1482-£155 |
| VOLKSWAGEN POLO(2019) | 89% | £905 | £190 | Grp 12-25 | £1500-£137 |
| FORD TRANSIT CUSTOM(2019) | 87% | £1037 | £190 | Grp 18-32 | £1632-£5 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
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