LEXUS RX (2014)
Running costs, reliability data, and common problems from 2,743 real MOT tests.
Annual Cost
£2,607
£217/month
MOT Pass Rate
91%
Excellent
Road Tax
£760
Based on CC/year
Insurance
Grp 35-50
3456cc Hybrid
Great Choice
91% pass rate, £2607/year to run. 9 points above average.
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Annual Running Costs
~30 mpg
Based on 3456cc
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 9 points above the national average of 82%. It also outperforms the LEXUS brand average of 87%.
At 12 years old, 91% of LEXUS RXs from 2014 passed their MOT first time in 2026. That's based on 2,743 tests across the UK. The average mileage at this age is 82,979 miles.
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How Does It Compare?
Mileage Analysis
82,979
Average miles
88,800
Expected for age
The average 2014 LEXUS RX has 82,979 miles on the clock, which is in line with the expected 88,800 miles for a 12-year-old car, suggesting normal everyday use.
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Best Year to Buy?
The most reliable year is the 2021 model with a 97% MOT pass rate, while the 2013 model has the lowest at 89%. The 2014 sits between the two at 91%.
LEXUS RX by Year
Similar Cars to Consider
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About the 2014 LEXUS RX
The 2014 LEXUS RX is a premium performance with a 3456cc hybrid engine. 2,743 of these vehicles were MOT tested in 2026, making it a reasonably common sight on UK roads. It ranks in the top 22% of all 2014 cars for reliability.
With an average of 82,979 miles at 12 years old, LEXUS RX owners drive about as much as the UK average.
2014 LEXUS RX 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 2014 LEXUS RX?
Total estimated annual running cost is £2,607 (£217/month), broken down as £1592 fuel, £760 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 91% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
LEXUS RX Reliability Trend
Newer LEXUS RXs show better MOT pass rates than older ones, with an average improvement of 4 percentage points.
Buying a Used 2014 LEXUS RX
At 12 years old, the LEXUS RX is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 2021 model has the highest pass rate at 97%.
Common Issues to Watch For
Based on the 2014 LEXUS RX's fuel type, age, and engine size, these are the most likely problem areas to check.
Hybrid Battery Health
Watch outAfter 12 years, hybrid battery capacity may have reduced. A full replacement costs £2,000-£4,000, though reconditioning is cheaper at £500-£1,500.
Inverter and Power Electronics
Medium riskThe inverter converts DC to AC for the electric motor. Failures are expensive (£1,500+) but relatively rare. Listen for unusual buzzing sounds.
Regenerative Braking
Medium riskBrake discs can corrode from reduced use (the electric motor handles most braking). Surface rust is normal but deep pitting needs attention.
Rust and Corrosion
Watch outAt 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.
Suspension Bushings
Watch outRubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.
Clutch Wear
Medium riskWith an average of 83k 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.
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 2014 LEXUS RX stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| LEXUS RX(2014) | 91% | £1592 | £760 | Grp 35-50 | £2607 |
| MERCEDES S-CLASS(2016) | 91% | £1592 | £250 | Grp 35-50 | £2097-£510 |
| LEXUS GS(2016) | 94% | £1592 | £250 | Grp 35-50 | £2097-£510 |
| BMW 5 SERIES(2014) | 88% | £1592 | £250 | Grp 30-42 | £2247-£360 |
| BMW 740(2014) | 91% | £1592 | £250 | Grp 30-42 | £2097-£510 |
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.
Related Lexus Models
Explore other Lexus cars or similar models in the same category.
LEXUS NX
2021 · 2494cc Hybrid
LEXUS UX
2021 · 1987cc Hybrid
LEXUS CT
2012 · 1798cc Electric
MERCEDES S-CLASS
2016 · 3498cc Hybrid
LEXUS GS
2016 · 3456cc Hybrid
BMW 5 SERIES
2014 · 2979cc Hybrid
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