TOYOTA AQUA (2018)
Running costs, common problems, and reliability data based on 125 real MOT tests in 2024.
MOT Pass Rate
94%
Total Tests (2024)
125
Avg Mileage
46,752 mi
Est. Annual Cost
£1,582
Is the 2018 TOYOTA AQUA 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 6 years old, 94% of TOYOTA AQUAs from 2018 passed their MOT first time in 2024. That's based on 125 tests across the UK. The average mileage at this age is 46,752 miles.
How does the 2018 TOYOTA AQUA compare?
Mileage Analysis
The average 2018 TOYOTA AQUA has 46,752 miles on the clock, which is in line with the expected 44,400 miles for a 6-year-old car, suggesting normal everyday use.
Best year to buy a TOYOTA AQUA?
The most reliable year is the 2019 model with a 100% MOT pass rate, while the 2012 model has the lowest at 86%. The 2018 sits between the two at 94%.
How much does a 2018 TOYOTA AQUA 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 AQUA by Year
Checking a specific TOYOTA AQUA?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2018 TOYOTA AQUA
The 2018 TOYOTA AQUA is a small family car with a 1490cc hybrid engine. 125 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 23% of all 2018 cars for reliability.
With an average of 46,752 miles at 6 years old, TOYOTA AQUA owners drive about as much as the UK average.
2018 TOYOTA AQUA Fuel Costs
The 1490cc hybrid engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,137 per year at current hybrid prices of 142p per litre (based on 7,400 miles per year). As a hybrid, real-world fuel costs will vary significantly depending on how much electric-only driving you do.
What does it cost to own a 2018 TOYOTA AQUA?
Total estimated annual running cost is £1,582 (£132/month), broken down as £1137 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 AQUA Reliability Trend
The TOYOTA AQUA has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Buying a Used 2018 TOYOTA AQUA
At 6 years old, the TOYOTA AQUA 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 2019 model has the highest pass rate at 100%.
Alternatives to the 2018 TOYOTA AQUA
The TOYOTA AQUA is actually the most reliable option among similar hybrid small family cars from this era. Here are comparable hybrid cars with similar engines:
- TOYOTA YARIS (2018) 91% pass rate (-3%) from 42,493 tests
- MINI COOPER S (2019) 92% pass rate (-2%) from 33,682 tests
- AUDI Q3 (2016) 87% pass rate (-7%) from 32,293 tests
- TOYOTA C-HR (2018) 90% pass rate (-4%) from 31,950 tests