Is the 2020 TOYOTA PRIUS reliable?

Excellent reliability. Very few MOT failures. 93% of TOYOTA PRIUSs from 2020 passed their MOT first time in 2026, based on 17,502 tests. That's 11 points above the national average of 82%.

How much does a 2020 TOYOTA PRIUS cost to run?

Estimated annual running cost is £1,777 (£148/month), including £1327 fuel, £195 road tax, £55 MOT, and £200 predicted repairs.

What is the MOT pass rate for a 2020 TOYOTA PRIUS?

The 2020 TOYOTA PRIUS has a 93% MOT pass rate based on 17,502 tests in 2026. This ranks 931 out of 2596 cars from 2020.

Which year TOYOTA PRIUS is most reliable?

The 2024 TOYOTA PRIUS has the highest MOT pass rate at 98%. The least reliable year is 2001 at 74%.

TOYOTA PRIUS (2020)

Q: What is the average mileage for a 2020 TOYOTA PRIUS?

The average mileage for a 2020 TOYOTA PRIUS is 59,107 miles, which is above the expected 44,400 miles for a 6-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.

Running costs, reliability data, and common problems from 17,502 real MOT tests.

Annual Cost

£1,777

£148/month

MOT Pass Rate

93%

Excellent

Road Tax

£195

Flat rate/year

Insurance

Grp 18-32

1797cc Petrol

Great Choice

93% pass rate, £1777/year to run. 11 points above average.

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Petrol1797cc6 years old17,502 tests59k miles avg

Annual Running Costs

Fuel (Petrol, 1797cc)

~36 mpg

£1,327

Road Tax

Flat rate (post-2017)

£195

MOT Test

£55

Predicted Repairs

Low estimate due to excellent reliability

£200

Total per year£1,777

Per month£148/mo

Per week£34/wk

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

93% MOT pass rate(Excellent)

0%National avg: 82%100%

Excellent reliability. Very few MOT failures. That's 11 points above the national average of 82%. It also outperforms the TOYOTA brand average of 84%.

At 6 years old, 93% of TOYOTA PRIUSs from 2020 passed their MOT first time in 2026. That's based on 17,502 tests across the UK. The average mileage at this age is 59,107 miles.

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How Does It Compare?

Rank among 2020 cars931th of 2,596(top 36%)

Rank among TOYOTA models223th of 996(top 22%)

vs national average+11%(82% avg)

vs 2020 cars average+1%(92% avg)

vs TOYOTA average+9%(84% avg)

Mileage Analysis

59,107

Average miles

44,400

Expected for age

The average 2020 TOYOTA PRIUS has 59,107 miles on the clock, which is above the expected 44,400 miles for a 6-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?

The most reliable year is the 2024 model with a 98% MOT pass rate, while the 2001 model has the lowest at 74%. The 2020 sits between the two at 93%.

TOYOTA PRIUS by Year

Year	Pass Rate	Tests	Avg Mileage
2024	98%	1,796	28,546 mi
2023	95%	790	45,159 mi
2022	96%	1,210	45,561 mi
2021	94%	5,754	47,658 mi
2020	93%	17,502	59,107 mi
2019	94%	32,127	85,977 mi
2018	94%	30,568	84,645 mi
2017	93%	27,059	100,387 mi
2016	91%	25,588	125,494 mi
2015	91%	21,626	150,511 mi
2014	91%	21,629	152,232 mi
2013	88%	16,377	142,823 mi
2012	85%	13,137	157,113 mi
2011	83%	12,235	177,140 mi
2010	82%	16,294	178,433 mi
2009	80%	12,010	166,625 mi
2008	79%	11,632	160,577 mi
2007	78%	11,511	154,920 mi
2006	77%	6,242	161,568 mi
2005	78%	4,176	158,308 mi
2004	79%	1,530	160,817 mi
2003	80%	235	145,590 mi
2002	86%	74	127,785 mi
2001	74%	119	134,289 mi

Similar Cars to Consider

TOYOTA YARIS DESIGN HEV CVT

2021 · 1490cc Petrol

£1,582/year

96%

+3%

TOYOTA COROLLA ICON TECH HEV CVT

2021 · 1987cc Petrol

£1,772/year

94%

+1%

TOYOTA YARIS ICON HEV CVT

2021 · 1490cc Petrol

£1,582/year

95%

+2%

TOYOTA COROLLA DESIGN HEV CVT

2021 · 1798cc Petrol

£1,772/year

94%

+1%

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About the 2020 TOYOTA PRIUS

The 2020 TOYOTA PRIUS is a family car with a 1797cc petrol engine. 17,502 of these vehicles were MOT tested in 2026, making it one of the most commonly tested cars on UK roads. Among all cars from 2020, the average MOT pass rate is 92%, and this model beats that benchmark.

With an average of 59,107 miles at 6 years old, TOYOTA PRIUS owners cover more miles than the average driver.

2020 TOYOTA PRIUS Fuel Costs

The 1797cc petrol engine offers a reasonable balance between performance and economy. Expect around 36 mpg in mixed driving, which works out to roughly £1,327 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).

What does it cost to own a 2020 TOYOTA PRIUS?

Total estimated annual running cost is £1,777 (£148/month), broken down as £1327 fuel, £195 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 93% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.

TOYOTA PRIUS Reliability Trend

Newer TOYOTA PRIUSs show better MOT pass rates than older ones, with an average improvement of 13 percentage points.

Buying a Used 2020 TOYOTA PRIUS

At 6 years old, the TOYOTA PRIUS 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 2024 model has the highest pass rate at 98%. With 17,502 MOT tests in our data, there's strong statistical confidence in these figures.

Common Issues to Watch For

Based on the 2020 TOYOTA PRIUS's fuel type, age, and engine size, these are the most likely problem areas to check.

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 2020 TOYOTA PRIUS stacks up against similar cars for annual running costs, insurance, and tax.

Car	Pass Rate	Fuel/yr	Tax/yr	Insurance	Total/yr
TOYOTA PRIUS(2020)	93%	£1327	£195	Grp 18-32	£1777
TOYOTA YARIS DESIGN HEV CVT(2021)	96%	£1137	£190	Grp 12-25	£1582-£195
TOYOTA COROLLA ICON TECH HEV CVT(2021)	94%	£1327	£190	Grp 18-32	£1772-£5
TOYOTA YARIS ICON HEV CVT(2021)	95%	£1137	£190	Grp 12-25	£1582-£195
TOYOTA COROLLA DESIGN HEV CVT(2021)	94%	£1327	£190	Grp 18-32	£1772-£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.