LEXUS LS (2021)
Running costs, common problems, and reliability data based on 48 real MOT tests in 2024.
MOT Pass Rate
92%
Total Tests (2024)
48
Avg Mileage
45,443 mi
Est. Annual Cost
£2,037
Is the 2021 LEXUS LS reliable?
Excellent reliability. Very few MOT failures. That's 10 points above the national average of 82%. It also outperforms the LEXUS brand average of 87%.
At 3 years old, 92% of LEXUS LSs from 2021 passed their MOT first time in 2024. That's based on 48 tests across the UK. The average mileage at this age is 45,443 miles.
How does the 2021 LEXUS LS compare?
Mileage Analysis
The average 2021 LEXUS LS has 45,443 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 LEXUS LS?
The most reliable year is the 2020 model with a 100% MOT pass rate, while the 2015 model has the lowest at 81%. The 2021 sits between the two at 92%.
How much does a 2021 LEXUS LS 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 LS by Year
Checking a specific LEXUS LS?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2021 LEXUS LS
The 2021 LEXUS LS is a premium performance with a 3456cc hybrid engine. 48 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. Among all cars from 2021, the average MOT pass rate is 92%, and this model falls short of that benchmark.
With an average of 45,443 miles at 3 years old, LEXUS LS owners cover more miles than the average driver. High-mileage examples should be checked carefully for wear on suspension, brakes, and drivetrain components.
2021 LEXUS LS 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 2021 LEXUS LS?
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 92% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
LEXUS LS Reliability Trend
Newer LEXUS LSs show better MOT pass rates than older ones, with an average improvement of 8 percentage points.
Buying a Used 2021 LEXUS LS
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 2020 model has the highest pass rate at 100%. Note: with only 48 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2021 LEXUS LS
If reliability is your priority, there are 2 similar cars with a higher MOT pass rate. Here are comparable hybrid cars with similar engines:
- BMW X5 XDRIVE45E M SPORT AUTO (2021) 88% pass rate (-4%) from 7,560 tests
- BMW M340I XDRIVE MHEV AUTO (2021) 93% pass rate (+1%) from 4,809 tests
- LEXUS RX (2019) 96% pass rate (+4%) from 4,047 tests
- BMW M440I XDRIVE MHEV AUTO (2021) 92% pass rate (same) from 2,725 tests