BMW 430 (2021)

Estimated running costs and MOT pass rates from 73 MOT tests in 2024.

Annual Cost

£2,086

£174/month

MOT Pass Rate

95%

Excellent

Road Tax

£200

Standard rate/year

Est. Insurance

Grp 18-32

1998cc Petrol

Great Choice

95% pass rate, £2,086/year to run. 13 points above average.

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Petrol1998cc5 years old73 tests28k miles avg

Annual Running Costs

Fuel (Petrol, 1998cc)

~36 mpg

£1,631

Road Tax

Standard rate (from April 2017)

£200

MOT Test

£55

Predicted Repairs

Low estimate due to excellent reliability

£200

Total per year£2,086

Per month£174/mo

Per week£40/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 BMW brand average of 88%.

95% of MOT tests on BMW 430s from 2021 ended in a pass in 2024, when they were about 3 years old. That's based on 73 tests across the UK, retests included. The average mileage recorded at those tests was 27,584 miles.

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How Does It Compare?

Rank among 2021 models991st of 3,336(top half)

Rank among BMW models217th of 1,548(top 15%)

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

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

vs BMW average+7%(88% avg)

Mileage Analysis

27,584

Average miles

22,200

Expected for age

The average 2021 BMW 430 had 27,584 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 92%, while the 2013 model has the lowest at 80%. The 2021 scores 95%. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.

BMW 430 by Year

Year	Pass Rate	Tests	Avg Mileage
2021	95%	73	27,584 mi
2020	92%	1,059	30,137 mi
2019	91%	3,274	41,028 mi
2018	90%	5,156	50,513 mi
2017	90%	5,544	59,744 mi
2016	90%	6,473	71,277 mi
2015	89%	6,242	85,972 mi
2014	90%	2,948	92,595 mi
2013	80%	105	102,222 mi

Similar Cars to Consider

Volkswagen Golf

2019 · 1498cc Petrol

£1,853/year

92%

-3%

Nissan Qashqai

2020 · 1598cc Petrol

£1,853/year

93%

-2%

MINI Cooper

2019 · 1499cc Petrol

£1,853/year

92%

-3%

Hyundai Tucson

2019 · 1591cc Petrol

£1,853/year

90%

-5%

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About the 2021 BMW 430

The 2021 BMW 430 is a premium car. Our records list a 1998cc petrol engine, though engines vary between versions. 73 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 27,584 miles recorded at its 2024 MOT tests, BMW 430 owners cover more miles than the average driver.

2021 BMW 430 Fuel Costs

The 1998cc petrol engine offers a reasonable balance between performance and economy. Expect around 36 mpg in mixed driving, which works out to roughly £1,631 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 BMW 430?

Total estimated annual running cost is £2,086 (£174/month), broken down as £1,631 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.

BMW 430 Reliability Trend

Newer BMW 430s pass their MOT more often than older ones, by 4 percentage points on average, which is mostly down to age and wear.

Buying a Used 2021 BMW 430

At 5 years old, the BMW 430 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 2020 model has the highest pass rate at 92%. Note: with only 73 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 BMW 430 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
BMW 430(2021)	95%	£1,631	£200	Grp 18-32	£2,086
Volkswagen Golf(2019)	92%	£1,398	£200	Grp 12-25	£1,853-£233
Nissan Qashqai(2020)	93%	£1,398	£200	Grp 12-25	£1,853-£233
MINI Cooper(2019)	92%	£1,398	£200	Grp 12-25	£1,853-£233
Hyundai Tucson(2019)	90%	£1,398	£200	Grp 12-25	£1,853-£233

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 BMW 430

Is the 2021 BMW 430 reliable?

Excellent reliability. Very few MOT failures. 95% of MOT tests on 2021 BMW 430s ended in a pass, from 73 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 BMW 430 cost to run?

Our estimate is £2,086 a year (£174 a month): £1,631 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 BMW 430?

95% of 73 MOT tests on the 2021 BMW 430 ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 991st of 3,336 models first registered in 2021 (top half).

Which year BMW 430 has the best MOT pass rate?

Of the years with at least 100 tests, the 2020 BMW 430 has the highest MOT pass rate at 92% and the 2013 the lowest at 80%. Newer cars usually pass more often simply because they are younger and have done fewer miles.

What is the average mileage for a 2021 BMW 430?

The average mileage recorded at MOT tests on the 2021 BMW 430 is 27,584 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.