Lexus RX 450h MPG and Fuel Economy
Lexus have been manufacturing models of RX 450h for 7 years, with the latest vehicle in 2016 having a combined MPG of 30.
The estimated fuel cost for the 2016 Lexus RX 450h is $2,450 per year.
Government regulators have estimated that value based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.
💵 Compared to an average vehicle over 5 years, you will spend $750 more on fuel driving a 2016 Lexus RX 450h.
🛢 The Lexus RX 450h will consume roughly 10 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.
💨 For every mile driven, the Lexus RX 450h will emit 297 grams of CO2, which is about 4,455,000 grams of CO2 per year.
🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 213 trees would be needed to offset emissions from the Lexus RX 450h.
The table below is a complete list of the 7 Lexus RX 450h fuel efficiency specifications we have data for.
Click any vehicle link to see a more detailed breakdown of the car, miles per gallon, emissions, and more.
| Vehicle | Combined MPG | Fuel Cost |
|---|---|---|
| 2016 Lexus RX 450h | 30 | $2,450 |
| 2015 Lexus RX 450h | 29 | $2,550 |
| 2014 Lexus RX 450h | 29 | $2,550 |
| 2013 Lexus RX 450h | 29 | $2,550 |
| 2012 Lexus RX 450h | 29 | $2,550 |
| 2011 Lexus RX 450h | 29 | $2,550 |
| 2010 Lexus RX 450h | 30 | $2,450 |
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"Lexus RX 450h MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/lexus/rx-450h.
"Lexus RX 450h MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/lexus/rx-450h. Accessed January 3, 2026.
Lexus RX 450h MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/lexus/rx-450h.