Mitsubishi Eclipse (2021)

Estimated running costs and MOT pass rates from 37 MOT tests in 2024.

Annual Cost

£1,853

£154/month

MOT Pass Rate

95%

Excellent

Road Tax

£200

Standard rate/year

Est. Insurance

Grp 12-25

1499cc Petrol

Great Choice

95% pass rate, £1,853/year to run. 13 points above average.

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Petrol1499cc5 years old37 tests31k miles avg

Annual Running Costs

Fuel (Petrol, 1499cc)

~42 mpg

£1,398

Road Tax

Standard rate (from April 2017)

£200

MOT Test

£55

Predicted Repairs

Low estimate due to excellent reliability

£200

Total per year£1,853

Per month£154/mo

Per week£36/wk

Estimates based on 7,400 miles/year (UK average), petrol at 174.57p 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

95% MOT pass rate(Excellent)

0%All-model avg: 82%100%

Excellent reliability. Very few MOT failures. That's 13 points above the average of 82% across all models in our data. It also outperforms the Mitsubishi brand average of 80%.

95% of MOT tests on Mitsubishi Eclipses from 2021 ended in a pass in 2024, when they were about 3 years old. That's based on 37 tests across the UK, retests included. The average mileage recorded at those tests was 31,011 miles.

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How Does It Compare?

Rank among 2021 models1034th of 3,336(top half)

Rank among Mitsubishi models20th of 390(top 6%)

vs average of all models+13%(82% avg)

vs 2021 models average+3%(92% avg)

vs Mitsubishi average+15%(80% avg)

Mileage Analysis

31,011

Average miles

22,200

Expected for age

The average 2021 Mitsubishi Eclipse had 31,011 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 2019 model has the highest MOT pass rate at 91%, while the 2017 model has the lowest at 87%. The 2021 scores 95%. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.

Mitsubishi Eclipse by Year

Year	Pass Rate	Tests	Avg Mileage
2021	95%	37	31,011 mi
2020	90%	742	28,605 mi
2019	91%	6,320	37,550 mi
2018	90%	9,406	43,853 mi
2017	87%	178	48,300 mi

Similar Cars to Consider

Volkswagen Golf

2019 · 1498cc Petrol

£1,853/year

92%

-3%

Vauxhall Corsa

2019 · 1398cc Petrol

£2,003/year

88%

-7%

Nissan Qashqai

2020 · 1598cc Petrol

£1,853/year

93%

-2%

MINI Cooper

2019 · 1499cc Petrol

£1,853/year

92%

-3%

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About the 2021 Mitsubishi Eclipse

The 2021 Mitsubishi Eclipse is a small family car. Our records list a 1499cc petrol engine, though engines vary between versions. 37 MOT tests were recorded on this model in 2024, making it a rare model on UK roads. Among all models from 2021, the average MOT pass rate is 92%, and this model beats that benchmark.

With an average of 31,011 miles recorded at its 2024 MOT tests, Mitsubishi Eclipse owners cover more miles than the average driver.

2021 Mitsubishi Eclipse Fuel Costs

The 1499cc petrol engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,398 per year with petrol at 174.57p per litre (GOV.UK weekly average, week of 19 October 2026; based on 7,400 miles per year).

What does it cost to own a 2021 Mitsubishi Eclipse?

Total estimated annual running cost is £1,853 (£154/month), broken down as £1,398 fuel, £200 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 95% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.

Mitsubishi Eclipse Reliability Trend

The Mitsubishi Eclipse has maintained consistent MOT pass rates across model years, varying by only 2 percentage points.

Buying a Used 2021 Mitsubishi Eclipse

At 5 years old, the Mitsubishi Eclipse 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 91%. Note: with only 37 tests in our data, these figures should be treated as indicative rather than definitive.

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.

Service History

Low risk

Always 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 Mitsubishi Eclipse 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
Mitsubishi Eclipse(2021)	95%	£1,398	£200	Grp 12-25	£1,853
Volkswagen Golf(2019)	92%	£1,398	£200	Grp 12-25	£1,853same
Vauxhall Corsa(2019)	88%	£1,398	£200	Grp 8-20	£2,003+£150
Nissan Qashqai(2020)	93%	£1,398	£200	Grp 12-25	£1,853same
MINI Cooper(2019)	92%	£1,398	£200	Grp 12-25	£1,853same

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 Mitsubishi Eclipse

Is the 2021 Mitsubishi Eclipse reliable?

Excellent reliability. Very few MOT failures. 95% of MOT tests on 2021 Mitsubishi Eclipses ended in a pass, from 37 tests (DVSA MOT data for tests in 2024, retests included). That's 13 points above the average of 82% across all models in the same data.

How much does a 2021 Mitsubishi Eclipse cost to run?

Our estimate is £1,853 a year (£154 a month): £1,398 fuel, £200 road tax, £55 MOT and £200 predicted repairs, based on 7,400 miles a year. Insurance is not included.

What is the MOT pass rate for a 2021 Mitsubishi Eclipse?

95% of 37 MOT tests on the 2021 Mitsubishi Eclipse ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 1034th of 3,336 models first registered in 2021 (top half).

Which year Mitsubishi Eclipse has the best MOT pass rate?

Of the years with at least 100 tests, the 2019 Mitsubishi Eclipse has the highest MOT pass rate at 91% and the 2017 the lowest at 87%. Newer cars usually pass more often simply because they are younger and have done fewer miles.

What is the average mileage for a 2021 Mitsubishi Eclipse?

The average mileage recorded at MOT tests on the 2021 Mitsubishi Eclipse is 31,011 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.