Loading

How many miles per gallon does a 2009 Lexus RX 450h get?

The 2009 Lexus RX 450h, a hybrid luxury SUV, achieves an average fuel economy of 32 miles per gallon (mpg) in combined city and highway driving, according to the U.S. Environmental Protection Agency (EPA) estimates.


Detailed Fuel Economy Breakdown


The 2009 Lexus RX 450h has the following EPA-estimated fuel economy ratings:



  • City driving: 30 mpg

  • Highway driving: 28 mpg

  • Combined city/highway: 32 mpg


These figures make the RX 450h one of the more fuel-efficient luxury hybrid SUVs on the market at the time. The combination of a 3.5-liter V6 gasoline engine and an electric motor, along with Lexus' hybrid technology, allows the RX 450h to achieve significantly better fuel economy than its non-hybrid counterparts.


Factors Affecting Fuel Economy


Several factors can influence the real-world fuel economy of the 2009 Lexus RX 450h, including driving conditions, driving style, and vehicle maintenance. Aggressive acceleration, high-speed driving, and carrying heavy loads can all reduce the vehicle's fuel efficiency. Proper tire inflation, regular servicing, and using the recommended fuel grade can help maximize the RX 450h's fuel economy.


Overall, the 2009 Lexus RX 450h's fuel efficiency makes it a compelling choice for eco-conscious luxury SUV buyers seeking a balance of performance, comfort, and environmental responsibility.

How long does Lexus RX 450h battery last?


between 3-5 years
How long do 2023 Lexus RX 450h batteries last? 2023 Lexus RX 450h batteries normally last between 3-5 years, but this is variable depending on weather conditions, the type of battery, driving habits, and more.



How long does a Lexus 450h hybrid battery last?


15 years
Under average driving conditions, you'll need a hybrid car battery replacement roughly once every 150,000 miles or 15 years, whichever comes first.



Does the Lexus RX 450h need premium gas?


Fuel Recommendations
According to Lexus standards, you need to use unleaded gas with an octane rating of 87 or higher. That means the RX doesn't require premium gasoline, as the premium octane rating is 91.



How many miles per gallon does a Lexus 450h hybrid get?


Lexus RX 500h AWD: 27 city / 28 highway / 27 combined* Lexus RX 450h+ AWD: 83 MPGe**



How many miles per gallon does a 2009 Lexus 450h get?


2009 GS 450h Highlights

Base MSRP Excludes Destination Fee$56,550
Engine TypeHybrid
Combined MPG23 MPG
Cost to Drive$188/month
Seating5 seats



What is the life expectancy of a Lexus RX 450h?


The Lexus RX 450h has an average lifespan of 183,589 miles or about 15.7 years. The RX 450h's predicted lifespan is derived from over 300 million data points iSeeCars analyzed to determine this model's average lifespan.



What is the real mpg of the Lexus RX 450h?


Based on data from 19 vehicles, 1,505 fuel-ups and 507,105 miles of driving, the 2021 Lexus RX450h gets a combined Avg MPG of 28.47 with a 0.26 MPG margin of error.



What happens if you put regular gas in a Lexus hybrid?


Use of unleaded gasoline with an octane rating lower than what is listed for your model year vehicle could potentially result in engine knocking. If the octane rating used is less than required, damage to the engine may occur and which could void the vehicle warranty.



Is Lexus RX 450h expensive to maintain?


The annual maintenance cost of a Lexus RX450h is $540.



What is the best year to buy a Lexus 450h?


The 2022 Lexus RX 450h is our top pick for the best model year value for the RX 450h. With the 2022, you would only pay, on average, 71% of the price as new, with 83% of the vehicle's useful life remaining.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.