Loading

What is the gas mileage on a Lexus RX 450h+?

The Lexus RX 450h+ is a hybrid luxury SUV that offers impressive fuel efficiency. According to the latest data, the Lexus RX 450h+ can achieve an estimated 31 miles per gallon (mpg) in the city and 28 mpg on the highway, for a combined fuel economy of 30 mpg.


Understanding the Lexus RX 450h+ Hybrid System


The Lexus RX 450h+ is a plug-in hybrid electric vehicle (PHEV), which means it combines a gasoline engine with an electric motor and a rechargeable battery pack. This hybrid system allows the vehicle to operate in both all-electric and hybrid modes, providing a balance of performance and efficiency.


In all-electric mode, the Lexus RX 450h+ can travel up to 35 miles on a single charge, making it a suitable option for short commutes and city driving. When the battery is depleted, the vehicle seamlessly transitions to hybrid mode, utilizing both the gasoline engine and electric motor to optimize fuel consumption.


Factors Affecting Fuel Economy


The Lexus RX 450h+'s fuel economy can be influenced by several factors, including:



  • Driving Conditions: Driving in stop-and-go traffic, hilly terrain, or extreme temperatures can impact the vehicle's efficiency.

  • Driving Habits: Aggressive acceleration, high-speed driving, and frequent braking can reduce the overall fuel economy.

  • Battery Charge Level: The more the vehicle operates in all-electric mode, the higher the fuel efficiency will be.

  • Maintenance: Proper tire inflation, regular servicing, and using the recommended fuel can help maintain the vehicle's optimal performance and fuel economy.


It's important to note that the EPA-estimated fuel economy figures are based on standardized testing procedures and may not reflect real-world driving conditions. Actual fuel economy may vary depending on individual driving habits and environmental factors.


Maximizing Fuel Efficiency


To get the most out of the Lexus RX 450h+'s fuel efficiency, drivers can consider the following tips:



  • Charge the Battery Regularly: Keeping the battery charged and utilizing the all-electric mode as much as possible can significantly improve the overall fuel economy.

  • Drive Conservatively: Avoid aggressive acceleration, sudden braking, and high-speed driving, as these behaviors can negatively impact the vehicle's efficiency.

  • Maintain the Vehicle: Regular maintenance, such as tire rotations, oil changes, and air filter replacements, can help maintain the Lexus RX 450h+'s optimal performance and fuel economy.

  • Monitor Driving Conditions: Be mindful of factors like traffic, weather, and terrain, and adjust your driving style accordingly to maximize fuel efficiency.


By understanding the Lexus RX 450h+'s hybrid system and following these tips, drivers can enjoy the benefits of its impressive fuel economy and reduce their environmental impact.

What is the real mpg of the Lexus RX450h?


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.



How long does Lexus RX 450h hybrid battery last?


2021 Lexus RX 450h batteries frequently last between 3-5 years, but this is variable depending on the type of battery, weather conditions, driving habits, and more. You can prolong the life of your RX 450h battery by: Keeping your vehicle stored indoors away from extreme swings in temperature or climate.



What is the best mpg Lexus hybrid?


The Lexus ES 300h sedan is the undisputed champion when it comes to fuel efficiency in the 2025 Lexus hybrid lineup. This mid-size luxury sedan combines a 2.5-liter four-cylinder gasoline engine with an electric motor, resulting in an impressive EPA-estimated combined fuel economy rating of 44 MPG.



How many miles per gallon does the Lexus RX 450h+ hybrid get?


around 83 MPGe3
Lexus RX 350 Hybrid MPG Ratings
Switching gears to the only plug-in hybrid option, the RX 450h+ Luxury touts an impressive MPGe. While not an official EPA estimate, the Lexus brand estimates around 83 MPGe3 based on their own prototype tests.



What is the range of the Lexus RX450h+?


540 miles
To accommodate the larger battery pack, Lexus shrank the RX450h+'s fuel tank to 14.5 gallons (about 3 gallons smaller than all other RX variants), though it's reportedly capable of an impressive 540 miles of total driving range from a full gas tank and charged battery pack.



What is the Lexus RX450h+ rebate?


$7,500 cash back on select Lexus RX 450h+ models
Valid on a new 2024 RX 450H+ LUXURY (PLUG-IN HYBRID) AWD. Lease Cash from Lexus, a division of Toyota Motor Sales, U.S.A., Inc. is applicable to very well qualified customers with approved credit on a qualifying lease through Lexus Financial Services.



What is the total range of the RX450h+?


540 miles
Cons

POWERTRAIN/CHASSIS2024 Lexus RX 450h+ AWD Specifications
EPA RANGE, COMB37 miles (elec), 540 miles*
RECOMMENDED FUELUnleaded regular
ON SALENow
*EPA blended-PHEV (charge-depleting) mode testing, with vehicles set to their default drive and brake-regeneration modes.



What is the gas mileage on a Lexus 450h+?


2025 Lexus NX 450h+: EPA-estimated 38/33/36 MPG (City/Highway/Combined)2 and 84 MPGe (Combined)



What is the mileage on the 2024 RX450h+?


Government Fuel Economy Ratings are 83.0 for the Combined MPGe and 35.0 mpg for strictly gasoline operation. Total range tops 500 miles. Packing extra power boosts acceleration too.



How much to replace a Lexus hybrid battery?


$2,000 to $8,000
In fact, hybrid battery replacement costs can vary anywhere from $2,000 to $8,000.


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.