Rolls-Royce Phantom (2021)

Estimated running costs and MOT pass rates from 49 MOT tests in 2024.

Annual Cost

£2,563

£214/month

MOT Pass Rate

84%

Good

Road Tax

£200

Standard rate/year

Est. Insurance

Grp 35-50

6749cc Petrol

Solid Option

84% pass rate, £2,563/year to run. Close to the average across all models.

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Petrol6749cc5 years old49 tests11k miles avg

Annual Running Costs

Fuel (Petrol, 6749cc)

~30 mpg

£1,958

Road Tax

Standard rate (from April 2017)

£200

MOT Test

£55

Predicted Repairs

£350

Total per year£2,563

Per month£214/mo

Per week£49/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

84% MOT pass rate(Good)

0%All-model avg: 82%100%

Good reliability. Occasional issues but generally solid. That's close to the average of 82% across all models in our data. It falls below the Rolls-Royce brand average of 95%.

84% of MOT tests on Rolls-Royce Phantoms from 2021 ended in a pass in 2024, when they were about 3 years old. That's based on 49 tests across the UK, retests included. The average mileage recorded at those tests was 11,310 miles.

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How Does It Compare?

Rank among 2021 models3148th of 3,336(bottom 6%)

Rank among Rolls-Royce models71st of 76(bottom 8%)

vs average of all models+2%(82% avg)

vs 2021 models average-8%(92% avg)

vs Rolls-Royce average-11%(95% avg)

Mileage Analysis

11,310

Average miles

22,200

Expected for age

The average 2021 Rolls-Royce Phantom had 11,310 miles on the clock at its 2024 MOT, which is below the expected 22,200 miles for a 3-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?

Of the years with at least 100 tests, the 2018 model has the highest MOT pass rate at 100%, while the 2004 model has the lowest at 92%. The 2021 scores 84%. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.

Rolls-Royce Phantom by Year

Year	Pass Rate	Tests	Avg Mileage
2021	84%	49	11,310 mi
2020	100%	147	16,403 mi
2019	96%	148	13,532 mi
2018	100%	253	20,728 mi
2016	98%	128	16,214 mi
2015	100%	92	30,827 mi
2014	99%	168	27,989 mi
2013	100%	124	25,841 mi
2012	90%	69	32,507 mi
2011	100%	115	33,107 mi
2010	100%	85	38,516 mi
2009	100%	61	52,458 mi
2008	95%	176	46,526 mi
2007	97%	168	62,311 mi
2006	99%	140	60,555 mi
2005	97%	148	86,046 mi
2004	92%	106	88,129 mi
2003	95%	37	86,532 mi

Similar Cars to Consider

Ferrari 812 Superfast S-A

2019 · 6496cc Petrol

£2,413/year

98%

+14%

Rolls-Royce Cullinan V12 Auto

2019 · 6749cc Petrol

£2,413/year

100%

+16%

Ferrari 812 Superfast GTS S-A

2021 · 6496cc Petrol

£2,413/year

100%

+16%

Rolls-Royce Dawn

2019 · 6592cc Petrol

£2,413/year

96%

+12%

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About the 2021 Rolls-Royce Phantom

The 2021 Rolls-Royce Phantom is a luxury car. Our records list a 6749cc petrol engine, though engines vary between versions. 49 MOT tests were recorded on this model in 2024, making it a rare model on UK roads. It sits in the bottom 6% of 2021 models for MOT pass rate.

With an average of 11,310 miles recorded at its 2024 MOT tests, Rolls-Royce Phantom owners tend to use this car less than the typical driver.

2021 Rolls-Royce Phantom Fuel Costs

The 6749cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,958 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 Rolls-Royce Phantom?

Total estimated annual running cost is £2,563 (£214/month), broken down as £1,958 fuel, £200 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 84% pass rate. Keeping on top of servicing will help avoid surprises.

Rolls-Royce Phantom Reliability Trend

The Rolls-Royce Phantom has maintained consistent MOT pass rates across model years, varying by only 2 percentage points.

Buying a Used 2021 Rolls-Royce Phantom

At 5 years old, the Rolls-Royce Phantom 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 2018 model has the highest pass rate at 100%. Note: with only 49 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.

Oil Consumption

Low risk

Larger petrol engines can develop higher oil consumption as they age. Check the oil level and look for blue smoke from the exhaust.

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 Rolls-Royce Phantom 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
Rolls-Royce Phantom(2021)	84%	£1,958	£200	Grp 35-50	£2,563
Ferrari 812 Superfast S-A(2019)	98%	£1,958	£200	Grp 35-50	£2,413-£150
Rolls-Royce Cullinan V12 Auto(2019)	100%	£1,958	£200	Grp 35-50	£2,413-£150
Ferrari 812 Superfast GTS S-A(2021)	100%	£1,958	£200	Grp 35-50	£2,413-£150
Rolls-Royce Dawn(2019)	96%	£1,958	£200	Grp 35-50	£2,413-£150

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 Rolls-Royce Phantom

Is the 2021 Rolls-Royce Phantom reliable?

Good reliability. Occasional issues but generally solid. 84% of MOT tests on 2021 Rolls-Royce Phantoms ended in a pass, from 49 tests (DVSA MOT data for tests in 2024, retests included). That's 2 points above the average of 82% across all models in the same data.

How much does a 2021 Rolls-Royce Phantom cost to run?

Our estimate is £2,563 a year (£214 a month): £1,958 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 Rolls-Royce Phantom?

84% of 49 MOT tests on the 2021 Rolls-Royce Phantom ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 3148th of 3,336 models first registered in 2021 (bottom 6%).

Which year Rolls-Royce Phantom has the best MOT pass rate?

Of the years with at least 100 tests, the 2018 Rolls-Royce Phantom has the highest MOT pass rate at 100% and the 2004 the lowest at 92%. Newer cars usually pass more often simply because they are younger and have done fewer miles.

What is the average mileage for a 2021 Rolls-Royce Phantom?

The average mileage recorded at MOT tests on the 2021 Rolls-Royce Phantom is 11,310 miles, which is below the expected 22,200 miles for a 3-year-old car. This suggests lighter use than average, which generally means less wear on major components.