TOYOTA PRIUS HYBRID (2018)
Running costs, reliability data, and common problems from 164 real MOT tests.
Annual Cost
£1,777
£148/month
MOT Pass Rate
99%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 18-32
1800cc Petrol
Great Choice
99% pass rate, £1777/year to run. 17 points above average.
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Annual Running Costs
~36 mpg
Flat rate (post-2017)
Low estimate due to excellent reliability
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
Excellent reliability. Very few MOT failures. That's 17 points above the national average of 82%. It also outperforms the TOYOTA brand average of 84%.
At 8 years old, 99% of TOYOTA PRIUS HYBRIDs from 2018 passed their MOT first time in 2026. That's based on 164 tests across the UK. The average mileage at this age is 236,989 miles.
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How Does It Compare?
Mileage Analysis
236,989
Average miles
59,200
Expected for age
The average 2018 TOYOTA PRIUS HYBRID has 236,989 miles on the clock, which is well above the expected 59,200 miles for a 8-year-old car. Check service history carefully, as high-mileage cars need consistent maintenance to stay reliable.
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TOYOTA PRIUS HYBRID by Year
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About the 2018 TOYOTA PRIUS HYBRID
The 2018 TOYOTA PRIUS HYBRID is a family car with a 1800cc petrol engine. 164 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It ranks in the top 5% of all 2018 cars for reliability.
With an average of 236,989 miles at 8 years old, TOYOTA PRIUS HYBRID owners cover more miles than the average driver. High-mileage examples should be checked carefully for wear on suspension, brakes, and drivetrain components.
2018 TOYOTA PRIUS HYBRID Fuel Costs
The 1800cc 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 2018 TOYOTA PRIUS HYBRID?
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 99% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
TOYOTA PRIUS HYBRID Reliability Trend
The TOYOTA PRIUS HYBRID has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.
Buying a Used 2018 TOYOTA PRIUS HYBRID
At 8 years old, this is a solid used buy if you find one with good service history. Depreciation has levelled off, so you won't lose much more value. Focus on condition over mileage.
Common Issues to Watch For
Based on the 2018 TOYOTA PRIUS HYBRID's fuel type, age, and engine size, these are the most likely problem areas to check.
Suspension Wear
Medium riskShock absorbers, springs, and anti-roll bar links typically need attention around this age. Listen for clunks over bumps and check for uneven tyre wear.
Clutch Wear
Watch outWith an average of 237k miles, clutch replacement may be due (typical lifespan 60,000-100,000 miles). Budget £400-£800 for a new clutch kit.
Brake Discs and Pads
Medium riskHigh-mileage cars often need brake disc replacement, not just pads. A full set of discs and pads costs £200-£500 per axle.
Engine Mounts
Medium riskWorn engine mounts cause excessive vibration and movement. Replacement costs £150-£400 per mount. Check for vibration at idle with the bonnet open.
Service History
Low riskAlways 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 2018 TOYOTA PRIUS HYBRID stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| TOYOTA PRIUS HYBRID(2018) | 99% | £1327 | £195 | Grp 18-32 | £1777 |
| TOYOTA PRIUS(2019) | 94% | £1327 | £190 | Grp 18-32 | £1772-£5 |
| TOYOTA COROLLA ICON TECH HEV CVT(2020) | 93% | £1327 | £190 | Grp 18-32 | £1772-£5 |
| TOYOTA COROLLA DESIGN HEV CVT(2020) | 93% | £1327 | £190 | Grp 18-32 | £1772-£5 |
| TOYOTA COROLLA EXCEL HEV CVT(2020) | 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.
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