LEXUS GS (2018)
Running costs, common problems, and reliability data based on 399 real MOT tests in 2024.
MOT Pass Rate
94%
Total Tests (2024)
399
Avg Mileage
52,828 mi
Est. Annual Cost
£2,037
Is the 2018 LEXUS GS reliable?
Excellent reliability. Very few MOT failures. That's 12 points above the national average of 82%. It also outperforms the LEXUS brand average of 87%.
At 6 years old, 94% of LEXUS GSs from 2018 passed their MOT first time in 2024. That's based on 399 tests across the UK. The average mileage at this age is 52,828 miles.
How does the 2018 LEXUS GS compare?
Mileage Analysis
The average 2018 LEXUS GS has 52,828 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 LEXUS GS?
The most reliable year is the 2017 model with a 96% MOT pass rate, while the 2007 model has the lowest at 82%. The 2018 sits between the two at 94%.
How much does a 2018 LEXUS GS 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.
LEXUS GS by Year
Checking a specific LEXUS GS?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2018 LEXUS GS
The 2018 LEXUS GS is a premium performance with a 3456cc hybrid engine. 399 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It ranks in the top 21% of all 2018 cars for reliability.
With an average of 52,828 miles at 6 years old, LEXUS GS owners drive about as much as the UK average.
2018 LEXUS GS Fuel Costs
The 3456cc hybrid 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 £1,592 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 LEXUS GS?
Total estimated annual running cost is £2,037 (£170/month), broken down as £1592 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.
LEXUS GS Reliability Trend
Newer LEXUS GSs show better MOT pass rates than older ones, with an average improvement of 9 percentage points.
Buying a Used 2018 LEXUS GS
At 6 years old, the LEXUS GS 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 2017 model has the highest pass rate at 96%.
Alternatives to the 2018 LEXUS GS
If reliability is your priority, there are 2 similar cars with a higher MOT pass rate. Here are comparable hybrid cars with similar engines:
- MERCEDES S-CLASS (2016) 91% pass rate (-3%) from 6,819 tests
- LEXUS RX (2019) 96% pass rate (+2%) from 4,047 tests
- BMW X5 XDRIVE45E M SPORT AUTO (2020) 91% pass rate (-3%) from 2,784 tests
- BMW 7 SERIES (2020) 95% pass rate (+1%) from 872 tests