TOYOTA PRIUS (2021)
Running costs, common problems, and reliability data based on 5,754 real MOT tests in 2024.
MOT Pass Rate
94%
Total Tests (2024)
5,754
Avg Mileage
47,658 mi
Est. Annual Cost
£1,772
Is the 2021 TOYOTA PRIUS reliable?
Excellent reliability. Very few MOT failures. That's 12 points above the national average of 82%. It also outperforms the TOYOTA brand average of 84%.
At 3 years old, 94% of TOYOTA PRIUSs from 2021 passed their MOT first time in 2024. That's based on 5,754 tests across the UK. The average mileage at this age is 47,658 miles.
How does the 2021 TOYOTA PRIUS compare?
Mileage Analysis
The average 2021 TOYOTA PRIUS has 47,658 miles on the clock, which is well above the expected 22,200 miles for a 3-year-old car. Check service history carefully, as high-mileage cars need consistent maintenance to stay reliable.
Best year to buy a TOYOTA PRIUS?
The most reliable year is the 2024 model with a 98% MOT pass rate, while the 2001 model has the lowest at 74%. The 2021 sits between the two at 94%.
How much does a 2021 TOYOTA PRIUS cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
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 |
Checking a specific TOYOTA PRIUS?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2021 TOYOTA PRIUS
The 2021 TOYOTA PRIUS is a family car with a 1797cc petrol engine. 5,754 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. Among all cars from 2021, the average MOT pass rate is 92%, and this model beats that benchmark.
With an average of 47,658 miles at 3 years old, TOYOTA PRIUS owners cover more miles than the average driver. High-mileage examples should be checked carefully for wear on suspension, brakes, and drivetrain components.
2021 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 2021 TOYOTA PRIUS?
Total estimated annual running cost is £1,772 (£148/month), broken down as £1327 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 94% 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 2021 TOYOTA PRIUS
At 3 years old, this is still relatively fresh. You may find examples with remaining manufacturer warranty. Depreciation is slowing but hasn't bottomed out yet. If you're flexible on year, the 2024 model has the highest pass rate at 98%. With 5,754 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2021 TOYOTA PRIUS
If reliability is your priority, there are 2 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- TOYOTA YARIS DESIGN HEV CVT (2021) 96% pass rate (+2%) from 19,884 tests
- TOYOTA COROLLA ICON TECH HEV CVT (2021) 94% pass rate (same) from 10,773 tests
- TOYOTA YARIS ICON HEV CVT (2021) 95% pass rate (+1%) from 9,164 tests
- TOYOTA COROLLA DESIGN HEV CVT (2021) 94% pass rate (same) from 6,446 tests