Lexus RX 500h 2025 running costs in United Kingdom
Official UK Vehicle Certification Agency (WLTP) figure for the 2025 Lexus RX 500h: 35 mpg (UK), 184 g/km CO₂. At United Kingdom prices (£1.64/L petrol), driving 12,000 miles a year costs about £2,565 — £0.13 per mile, priced on petrol (a plug-in hybrid also uses electricity, which is cheaper per km on home charging).
Official figures — 2025 Lexus RX 500h
| Fuel type | Hybrid |
|---|---|
| Official consumption | 34.9 mpg (UK) |
| CO₂ (official) | 184 g/km |
| Engine size | 2,393 cc |
| Power | 273 kW |
| Configurations in source data | 1 |
| Data source | UK Vehicle Certification Agency (WLTP) — WLTP test cycle |
What it costs to run in United Kingdom
| Hybrid (34.9 mpg (UK)) | £2,565/year |
|---|---|
| MOT | £54.85/year |
| Typical annual road tax | £190/year |
| Estimated annual running cost | £2,810/year ≈ £234/month |
Assumes 12,000 miles a year and the current average United Kingdom prices shown above (GOV.UK weekly road fuel prices, Sep 2026 (164.4p)). Insurance is not included because it depends on your age, history and the policy — add it in the full ownership calculator. Servicing, tyres and repairs also vary by car and driver.
How it compares with other hybrid cars in United Kingdom
The average hybrid car in our United Kingdom dataset uses 5.9 L/100km. The 2025 Lexus RX 500h uses 8.1 L/100km — about 37.3% more than that average, or roughly £697 extra a year at 12,000 miles.
2025 Lexus RX 500h — configurations in the official data
| Fuel | Consumption | CO₂ | Engine | Power | Source variant |
|---|---|---|---|---|---|
| Hybrid | 8.1 L/100km | 184 g/km | 2393 cc | 273 kW | RX 500h F SPORT with Takumi · 2 versions (median WLTP) |
Figures are the official certified values recorded in the UK Vehicle Certification Agency (WLTP), grouped across 1 configuration. Real-world consumption is typically higher than the certified figure.
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These are estimates built from official certified figures and current average prices. They are not financial advice. Verify the exact figure for the car you are buying — consumption varies by trim, tyres and driving style.