Lexus RX 450h — All Years
We have Lexus RX 450h specifications on file for 13 model years, 2010–2022, covering suv trims. EPA data lists a single engine, the 3.5L 6-cyl. Combined fuel economy runs from 34 to 36 mpg (UK) depending on year, engine and transmission. 6 of the 11 rated model years hold an overall 5-star NHTSA rating. Select a year below for full engine, fuel economy, dimensions and safety data.
| Year | Engine(s) | Fuel | MPG (UK) | CO₂ g/km | NHTSA | Recalls | Complaints |
|---|---|---|---|---|---|---|---|
| 2022 | 3.5L 6-cyl | Premium Gasoline | 36 | 185 | 4★ | — | — |
| 2021 | 3.5L 6-cyl | Premium Gasoline | 36 | 185 | 4★ | 0 | 70 |
| 2020 | 3.5L 6-cyl | Premium Gasoline | 36 | 185 | 5★ | 0 | 48 |
| 2019 | 3.5L 6-cyl | Premium Gasoline | 36 | 185 | 5★ | 0 | 37 |
| 2018 | 3.5L 6-cyl | Premium Gasoline | 36 | 185 | 5★ | 0 | 29 |
| 2017 | 3.5L 6-cyl | Premium Gasoline | 36 | 185 | 5★ | 0 | 57 |
| 2016 | 3.5L 6-cyl | Premium Gasoline | 36 | 185 | — | 2 | 35 |
| 2015 | 3.5L 6-cyl | Premium Gasoline | 34–35 | 187 | 5★ | 0 | 25 |
| 2014 | 3.5L 6-cyl | Premium Gasoline | 34–35 | 187 | 5★ | 0 | 14 |
| 2013 | 3.5L 6-cyl | Premium Gasoline | 34–35 | 187 | 4★ | 0 | 31 |
| 2012 | 3.5L 6-cyl | Premium Gasoline | 34–35 | 190 | 4★ | 0 | 15 |
| 2011 | 3.5L 6-cyl | Premium Gasoline | 34–35 | 190 | 4★ | 0 | 36 |
| 2010 | 3.5L 6-cyl | Premium Gasoline | 35–36 | 184 | — | 0 | 98 |
Best and Worst Lexus RX 450h Years: What the NHTSA Data Shows
Across the 12 Lexus RX 450h model years from 2010 to 2021 that have NHTSA data, the typical year has about 36 owner complaints on file. These are the extremes:
Fewest owner complaints
Complaint counts are unverified owner reports to NHTSA and rise with how many cars were sold and how long they have been on the road, so treat them as a pointer for what to inspect, not a reliability score. Model years after 2022 are left out because they have had little time to accumulate reports. Always check a specific car by VIN at nhtsa.gov/recalls.
Engine History
- 3.5L 6-cyl — 2010–2022
Engines are those EPA lists for each model year; the MPG (UK) column shows the range across configurations where more than one exists.
Frequently Asked Questions
What years is the Lexus RX 450h covered on this site?
We have data for 13 model years of the Lexus RX 450h, from 2010 to 2022.
What engines does the Lexus RX 450h come with?
EPA data lists: 3.5L 6-cyl (2010–2022).
Which Lexus RX 450h year has the best fuel economy?
The 2022 model returns the highest combined MPG (UK) on record here, at 36 mpg on its most efficient configuration.
Does the Lexus RX 450h have a 5-star NHTSA safety rating?
Yes — the 2014, 2015, 2017, 2018, 2019, 2020 model years hold an overall 5-star NHTSA rating on record here.
Which Lexus RX 450h model years have the most recalls and complaints?
The 2016 model year has the most NHTSA recall campaigns on record (2), and the 2010 has the most owner complaints (98). NHTSA lists no recalls for 2010–2015 and 2017–2021. Counts are from NHTSA as of 6 October 2026 and change over time; complaints are unverified owner reports.
What body style is the Lexus RX 450h?
The Lexus RX 450h is classed as an SUV on this site.
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